26.150.010 Fire Zone No. 3--Established--Area included. All of the unincorporated territory within the county of Los Angeles is hereby established as and placed in Fire Zone No. 3, excepting therefrom those portions of such territory hereinafter specifically established as, and placed in, some other fire zone provided for in this chapter. (Ord. 2913 § 1, 1937.)

26.150.020 Fire Zone No. 4--Established--Area included. All that part of the unincorporated territory of the county of Los Angeles lying within the following described boundaries set out in Sections 26.150.030 through 26.150.130 is hereby established as, and placed in, Fire Zone No. 4. (Ord. 10232, § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.030 Fire Zone No. 4--Parcel 1, Angeles Forest. Parcel 1 (Angeles Forest) includes all that part of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the northerly boundary of the county of Los Angeles as same existed on December 1, 1970 and westerly line of Rancho La Liebre as shown on map recorded in Book 1, pages 541 and 542 of Patents, in the office of the recorder of the county of Los Angeles; thence southerly and northeasterly along the boundary of said Rancho to the centerline of State Highway 138; thence easterly along said centerline and following the same in all its various courses and curves to the California Aqueduct; thence southeasterly along said California Aqueduct and following the same in all its various courses and curves to the easterly boundary of the county of Los Angeles as same existed on said date; thence southerly along said easterly boundary of the county of Los Angeles to the face line of the San Antonio Dam; thence westerly along said face line and its westerly prolongation to the centerline of Mount Baldy Road; thence southwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Mills Avenue; thence southerly along said last-mentioned centerline to the centerline of Pomello Drive; thence westerly along said last-mentioned centerline to the boundary of the city of Claremont as same existed on said date; thence northerly along said last-mentioned boundary and following the same in all its various courses to the northerly line of Baseline Road; thence due south to the centerline of Baseline Road; thence westerly along said last-mentioned centerline and its westerly prolongation to the intersection of the centerlines of Baseline Road and Williams Avenue; thence westerly along the centerline of Baseline Road and following the same in all its various courses and curves to the Emerald Wash Flood Control Channel; thence northeasterly and northwesterly along said flood control channel to the easterly prolongation of the centerline of Oak Ridge Drive; thence westerly along said prolongation to Marshall Creek (East Fork); thence northerly in a direct line to the intersection of the boundary of the city of La Verne as same existed on said date and Marshall Creek (West Fork); thence easterly along said last-mentioned boundary and following the same in all its various courses and curves to the south line of Lot 2 in the Southwest quarter of Section 19, Township 1 North, Range 8 West, S.B.M.; thence westerly in a direct line to the southwest corner of said Section 19; thence westerly along said boundary of the city of La Verne and following the same in all its various courses and curves to the boundary of the city of San Dimas as same existed on said date; thence westerly along said last-mentioned boundary and following the same in all its various courses to the boundary of the city of Glendora as same existed on said date; thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to its first intersection with the westerly prolongation of the centerline of Coronet Street (in Kregmont Drive); thence westerly along said mentioned prolongation to said boundary of the city of Glendora (along Englewild Drive); thence northerly along said last-mentioned boundary and following the same in all its various courses to the centerline of East Palm Drive; thence westerly along said last-mentioned centerline to the centerline of Banna Avenue; thence southwesterly and southerly along said last-mentioned centerline to the centerline of Crestglen Road; thence westerly along said last-mentioned centerline to said boundary of the city of Glendora; thence northerly along said last-mentioned boundary and following the same in all its various courses to its intersection with the easterly prolongation of the centerline of Palm Drive (westerly of Rainbow Drive); thence westerly along said last-mentioned prolongation to said boundary of the city of Glendora (along Grand Avenue); thence northerly along said last-mentioned boundary and following the same in all its various courses to the centerline of Sierra Madre Avenue; thence westerly along said last-mentioned centerline to the boundary of the city of Azusa as same existed on said date; thence northerly along said last-mentioned boundary and following the same in all its various courses to the boundary of the city of Duarte as same existed on said date; thence northerly and westerly along said last-mentioned boundary to the boundary of the city of Monrovia as same existed on said date; thence westerly and southerly along said last boundary to the boundary of the city of Arcadia as same existed on said date; thence westerly along said last-mentioned boundary to the boundary of the city of Sierra Madre as same existed on said date; thence westerly and southerly along said last-mentioned boundary to the boundary of the city of Pasadena as same existed on said date; thence northwesterly along said last-mentioned boundary and following the same in all its various courses to the northerly boundary of the Santa Anita Rancho as shown on map recorded in Book 1, pages 97 and 98 of said Patents; thence westerly along said last-mentioned northerly boundary to said boundary of the city of Pasadena (in Sierra Madre Villa Avenue); thence southwesterly along said last-mentioned boundary and following the same in all its various courses and curves to the centerline of Altadena Drive; thence northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Crescent Drive; thence northwesterly along said last-mentioned centerline to the centerline of Bowring Drive; thence northerly along said last-mentioned centerline to the centerline of Pine Crest Drive; thence westerly along said last-mentioned centerline to the centerline of Palmyra Avenue; thence northwesterly along said last-mentioned centerline to the centerline of Loma Alta Drive; thence westerly along said last-mentioned centerline to the centerline of Skyview Drive; thence northerly, northwesterly and westerly along said last-mentioned centerline to the easterly prolongation of the northerly line of Lot 9 of Tract No. 14603 as shown on map filed in Book 313, pages 34 and 35 of Maps, in the office of said recorder; thence westerly in a direct line through the northwesterly corner of said last-mentioned lot to the centerline of Tanoble Drive; thence northerly and northwesterly along said last-mentioned centerline to the centerline of Woodglen Lane; thence northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the boundary of Tract No. 18231 as shown on map filed in Book 585, pages 24 and 25 of said Maps; thence northwesterly, northerly and northwesterly along the boundary of said last-mentioned tract to the most westerly, southwesterly corner of said last-mentioned tract; thence westerly in a direct line to the southeasterly corner of Lot 33 of Tract No. 14900 as shown on map filed in Book 322, pages 17 and 18 of said Maps; thence westerly in a direct line to the southwesterly corner of said last-mentioned lot; thence westerly in a direct line to the southeasterly corner of Lot 12 of Tract No. 20513 as shown on map filed in Book 630, pages 10 and 11 of said Maps; thence westerly in a direct line through the southwesterly corner of said last-mentioned lot to the centerline of Zane Grey Terrace; thence southerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Loma Alta Drive; thence northerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Rubio Canyon Road; thence westerly along said last-mentioned centerline to the centerline of Rubio Crest Drive; thence northwesterly along said last-mentioned centerline to the centerline of Pleasantridge Drive; thence southwesterly in a direct line to the southeasterly terminus of the centerline of Alpine Villa Drive; thence northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Lake Avenue; thence northerly along said last-mentioned centerline to the centerline of Loma Alta Drive; thence westerly along said last-mentioned centerline and its westerly prolongation to said boundary of the city of Pasadena; thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to the easterly prolongation of the centerline of Baptiste Way; thence westerly along said last-mentioned prolongation to the easterly boundary of Tract No. 13430 as shown on map filed in Book 274, pages 25 to 34 inclusive of said Maps; thence northerly along said last-mentioned easterly boundary to the northeasterly corner of said tract; thence northerly in a direct line to the most southerly corner of Lot 93 of Tract No. 30362 as shown on map filed in Book 755, pages 67 and 71 inclusive of said Maps; thence northwesterly and northerly along the boundary of said last-mentioned tract to the easterly prolongation of the centerline of Mero Lane; thence westerly along said last-mentioned prolongation and continuing westerly and northwesterly along said last-mentioned centerline to the centerline of Crown Avenue; thence northeasterly along said last-mentioned centerline to the centerline of Knight Way; thence northwesterly along said last-mentioned centerline to the centerline of Paulette Place; thence northwesterly and westerly along said last-mentioned centerline to the centerline of Gould Avenue; thence northwesterly, westerly and northwesterly along said last-mentioned centerline to the centerline of Venado Vista Drive; thence southwesterly along the southwesterly prolongation of said last-mentioned centerline to the centerline of Gould Canyon Flood Control Channel; thence northwesterly along said last-mentioned centerline to the boundary of Gould Canyon Debris Basin; thence southwesterly, northwesterly, southwesterly and northwesterly along said last-mentioned boundary to the most westerly line of said Gould Canyon Debris Basin; thence northerly along said most westerly line and its northerly prolongation to the centerline of Angeles Crest Highway; thence westerly along said last-mentioned centerline to the centerline of Vista Lejana Lane; thence northerly along said last-mentioned centerline to the centerline of Vista Del Valle Road; thence westerly along said last-mentioned centerline to the centerline of La Canada Boulevard; thence northerly along said last-mentioned centerline to the centerline of El Vago Street; thence westerly along said last-mentioned centerline to the centerline of Alta Canyada Road; thence northwesterly, northerly and northwesterly along said last-mentioned centerline to the centerline of Fairmount Avenue; thence southwesterly and westerly along said last-mentioned centerline to the centerline of Jessen Drive; thence westerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Los Amigos Street; thence westerly along said last-mentioned centerline to the centerline of Castle Road; thence northerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Ocean View Boulevard; thence northerly, northeasterly and northerly along said last-mentioned centerline to the easterly prolongation of the southerly line of Lot 3 of Tract No. 21134 as shown on map filed in Book 584, pages 23 to 26 inclusive of said Maps; thence westerly in a direct line to the southwesterly corner of said last-mentioned lot; thence northerly in a direct line to the southeasterly corner of Lot 7 of Tract No. 25548 as shown on map filed in Book 660, pages 70, 71 and 72 of said Maps; thence westerly along the southerly lines of said last-mentioned lot to the most westerly corner of said last-mentioned lot; thence southwesterly along the centerline of Pickens Canyon Road and following the same in all its various courses and curves to the centerline of Briggs Avenue; thence northerly along said last-mentioned centerline to the centerline of Rockdell Street; thence westerly along said last-mentioned centerline to the centerline of Pineglen Road; thence westerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Willowhaven Drive; thence northwesterly and southwesterly along said last-mentioned centerline to the centerline of Pine Cone Road; thence northwesterly along said last-mentioned centerline to the centerline of Hopeton Road; thence westerly and southerly along said last-mentioned centerline to the centerline of Cloudcrest Road; thence southwesterly along said last-mentioned centerline to the centerline of Markridge Road; thence northwesterly along said last-mentioned centerline to the boundary of the city of Glendale as same existed on said date; thence northerly and westerly along said last-mentioned boundary to the boundary of the city of Los Angeles as same existed on said date; thence northerly along said last-mentioned boundary and following the same in all its various courses and curves to the westerly boundary of the county of Los Angeles as same existed on said date; thence northerly and northwesterly along said last-mentioned boundary to the Santa Clara River; thence easterly along the Santa Clara River and following the same in all its various courses to the westerly boundary of Magic Mountain; thence southerly along the westerly boundary of Magic Mountain to the westerly prolongation of the centerline of Henry Mayo Drive; thence easterly along said last-mentioned prolongation and centerline to the centerline of the Golden State Freeway; thence southerly along said last-mentioned centerline to the centerline of Calgrove Boulevard; thence northeasterly, easterly, southeasterly and easterly along said last-mentioned centerline to the centerline of Ebelden Avenue; thence northerly along said last-mentioned centerline to the centerline of Fambrough Street; thence westerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Wiley Canyon Road; thence northerly along said last-mentioned centerline and following the same in all its various courses to the centerline of Powell Drive; thence easterly along said last-mentioned centerline and its easterly prolongation to the centerline of High Spring Avenue; thence northerly along said last-mentioned centerline to the centerline of Happyvalley Drive; thence easterly along said last-mentioned centerline to the centerline of Peachland Street; thence northerly along said last-mentioned centerline to the centerline of Cherry Street; thence easterly along said last-mentioned centerline to the centerline of Apple Street; thence southerly along said last-mentioned centerline to the centerline of Maple Street; thence easterly along said last-mentioned centerline to the centerline of Cross Street; thence northerly along said last-mentioned centerline to the centerline of Market Street; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Newhall Avenue; thence southeasterly along said last-mentioned centerline and continuing southeasterly along the centerline of San Fernando Road to the southerly prolongation of the easterly line of town of Newhall as shown on map recorded in Book 53, pages 21 and 22 of Miscellaneous Records, in the office of said recorder; thence northerly along said last-mentioned prolongation and easterly line to the centerline of the Alley in Block 52 of said town of Newhall thence northwesterly along said last-mentioned centerline and its northwesterly prolongation to the centerline of 6th Street; thence southwesterly along said last-mentioned centerline to the centerline of Race Street thence northwesterly along said last-mentioned centerline to the centerline of Market Street; thence southwesterly along said last-mentioned centerline to the centerline of Railroad Avenue; thence northwesterly along said last-mentioned centerline to the centerline of 8th Street; thence northeasterly along said last-mentioned centerline to the centerline of Railroad Avenue; thence northwesterly along said last-mentioned centerline to the centerline of San Fernando Road; thence northwesterly and northerly along said last-mentioned centerline to the centerline of Bouquet Canyon Road; thence northerly and northeasterly along said last-mentioned centerline to the centerline of Valencia Boulevard; thence westerly and southwesterly along said last-mentioned centerline to the centerline of Henry Mayo Drive; thence westerly along said last-mentioned centerline to the east line of Section 21, Township 4 North, Range 16 West, in Rancho San Francisco as shown on map recorded in Book 1, pages 521 and 522 of said Patents; thence northerly along section lines to the southeasterly prolongation of that certain course having a bearing and length of North 59° 19’ 28” West 611.37 feet in the northeasterly boundary of Parcel 1 as shown on map filed in Book 5, page 37 of Parcel Maps, in the office of said recorder; thence northwesterly along said last-mentioned prolongation and said certain course and its northwesterly prolongation to the southerly boundary of Wayside Honor Rancho as described in deed to county of Los Angeles recorded in Book 16806, page 1 of Official Records, in the office of said recorder; thence westerly along said southerly boundary and following the same in all its various courses to the centerline of Biscailuz Drive; thence northeasterly and northerly along said last-mentioned centerline to the centerline of Motor Street; thence easterly along said last-mentioned centerline to the centerline of Storage Road; thence northeasterly along said last-mentioned centerline to the centerline of Maximum Road; thence southeasterly and easterly along said last-mentioned centerline to the centerline of Dairy Road; thence northerly along said last-mentioned centerline to the centerline of Wayside Canyon Road; thence westerly and northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of North Gate Road; thence northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Tapia Canyon Road; thence westerly along said last-mentioned centerline and its westerly prolongation to the centerline of the Golden State Freeway; thence southerly along said last-mentioned centerline and following the same in all its various courses and curves to a straight line which bears at right angles from that certain course having a bearing and length of South 32° 38’ 40” East 61 feet more or less in the southwesterly boundary of that certain parcel of land described as Parcel 1 in deed to state of California recorded in Book 37345, page 78 of said Official Records and which passes through the southeasterly terminus of said last-mentioned certain course; thence southwesterly along said straight line to the northeasterly line of that certain 60-foot strip of land described in deed to state of California recorded in Book 6056, page 284 of Deeds, in the office of said recorder; thence northwesterly along said last-mentioned northeasterly line to the northeasterly prolongation of the southeasterly line of Hasley Canyon Road; thence southwesterly along said last-mentioned prolongation and continuing southwesterly along the southeasterly, southerly and southwesterly lines of Hasley Canyon Road to the east line of Section 11, Township 4 North, Range 17 West in said Rancho San Francisco; thence southerly along section lines to the centerline of Saugus Ventura Road; thence southwesterly along said last-mentioned centerline and following the same in all its various courses to said boundary of the county of Los Angeles; thence northwesterly and easterly along said last-mentioned boundary to the point of beginning.
Excepting from above-described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the intersection of the centerline of Seco Canyon Road and the westerly prolongation of the northerly line of Lot 1 of Tract No. 24058 as shown on map filed in Book 633, pages 18 and 19 of Maps, in the office of the recorder of the county of Los Angeles; thence easterly along said prolongation and continuing easterly along the boundary of said tract and following the same in all its various courses to the boundary of Tract No. 25175 as shown on map filed in Book 767, pages 13, 14 and 15 of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 24085 as shown on map filed in Book 655, pages 10 and 11 of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 23042 as shown on map filed in Book 618, pages 52, 53 and 54 of said Maps; thence southerly and easterly along said last-mentioned boundary to the boundary of Tract No. 24572 as shown on map filed in Book 641, pages 83 and 84 of said Maps; thence northeasterly and easterly along said last-mentioned boundary to the boundary of Tract No. 24084 as shown on map filed in Book 661, pages 26, 27 and 28 of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 24059 as shown on map filed in Book 638, pages 3 and 4 of said Maps; thence southeasterly along last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 17953 as shown on map filed in Book 596, pages 39 and 40 of said Maps; thence southerly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 19721 as shown on map filed in Book 509, pages 38 and 39 of said Maps; thence easterly and southeasterly along said last-mentioned boundary to the boundary of Tract No. 30310 as shown on map filed in Book 793, pages 13, 14 and 15 of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 29914 as shown on map filed in Book 793, pages 41 to 46 inclusive of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 29380 as shown on map filed in Book 732, pages 80 to 90 inclusive of said Maps; thence southerly along said last-mentioned boundary to the boundary of Tract No. 28368 as shown on map filed in Book 709, pages 3 to 6 inclusive of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 26881 as shown on map filed in Book 712, pages 15 to 18 inclusive of said Maps; thence easterly along said last-mentioned boundary following the same in all its various courses to the most northerly corner of Lot 11 of said last-mentioned tract; thence southeasterly in a direct line through the most easterly corner of Lot 33 of said last-mentioned tract to the centerline of Bouquet Canyon Road; thence southwesterly along said last-mentioned centerline to the northeasterly prolongation of the southeasterly line of Lot 57 of Tract No. 27994 as shown on map filed in Book 722, pages 87 to 90 inclusive of said Maps; thence southwesterly along said last-mentioned prolongation and continuing southwesterly along the boundary of said last-mentioned tract and following the same in all its various courses to the boundary of Tract No. 26882 as shown on map filed in Book 703, pages 7 to 10 inclusive of said Maps; thence westerly along said last-mentioned boundary and following the same in all its various courses to the most southerly corner of Lot 2 of said last-mentioned tract; thence northwesterly in a direct line through the most westerly corner of said last-mentioned lot to the centerline of Bouquet Canyon Road; thence northeasterly along said last-mentioned centerline to the southeasterly prolongation of the southwesterly line of Lot 36 of Tract No. 29999 as shown on map filed in Book 786, pages 81 to 92 inclusive of said Maps; thence northwesterly along said last-mentioned prolongation and continuing northwesterly along the said boundary of said last-mentioned tract and following the same in all its various courses and curves to the westerly line of Parcel 4 as shown on map filed in Book 19, page 43 of Parcel Maps, in the office of said recorder; thence northerly in a direct line through the northwesterly corner of said parcel to the centerline of Seco Canyon Road; thence northerly along said last-mentioned centerline to the centerline of Chaparro Drive; thence southwesterly along said last-mentioned centerline to the centerline of Farm Road; thence northerly along said last-mentioned centerline to the westerly prolongation of the most northerly line of the Arroyo Seco Junior High School site; thence easterly along said last-mentioned prolongation, most northerly line and its easterly prolongation to the westerly line of the Santa Clarita School site; thence northerly along said westerly line to the northwesterly corner of said last-mentioned school site; thence easterly along the northerly line of said last-mentioned school site and its easterly prolongation to the centerline of Seco Canyon Road; thence northerly along said last-mentioned centerline to the point of beginning.
Also excepting from described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the southwest corner of Section 6, Township 4 North, Range 15 West, S.B.M.; thence northerly along the west line of said section to the northwest corner of the south half of the southwest quarter of said section; thence easterly along the north line of the south half of the southwest quarter of said section to the centerline of Bouquet Canyon Road; thence southerly along said centerline and following the same in all its various courses and curves to the south line of the northeast quarter of Section 12, Township 4 North, Range 16 West, S.B.M.; thence westerly, northerly and easterly along the south, west and north lines of the northeast quarter of said last-mentioned section to the point of beginning.
Also excepting from above described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the northwesterly corner of Lot 65 of Tract No. 30082 as shown on map filed in Book 744, pages 9 to 13 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence easterly along the boundary of said tract to the boundary of Tract No. 26122 as shown on map filed in Book 722, pages 3 to 8 inclusive of said Maps; thence easterly and southerly along said last-mentioned boundary to the boundary of Tract No. 27335 as shown on map filed in Book 693, pages 19 to 23 inclusive of said Maps; thence southerly, westerly and southwesterly along said last-mentioned boundary to the boundary of Tract No. 25927 as shown on map filed in Book 731, pages 3 to 8 inclusive of said Maps; thence southwesterly along said last-mentioned boundary and following the same in all its various courses to the centerline of Nadal Street; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the boundary of Tract No. 28043 as shown on map filed in Book 758, pages 95 to 100 inclusive of said Maps; thence easterly and northerly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 27493 as shown on map filed in Book 769, pages 88 to 91 inclusive of said Maps; thence northerly along said last-mentioned boundary and following the same in all its various courses to said boundary of Tract No. 28043; thence southerly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 25932 as shown on map filed in Book 692, pages 35 to 39 inclusive of said Maps; thence easterly, southerly and westerly along said last-mentioned boundary to the southwesterly corner of Lot 6 of said last-mentioned tract; thence westerly in a direct line to the northeasterly corner of Lot 246 of Tract No. 25925 as shown on map filed in Book 669, pages 92 to 97 inclusive of said Maps; thence southerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the westerly prolongation of the northerly line of Lot 1 of Tract No. 29577, as shown on map filed in Book 745, pages 47 to 50 inclusive of said Maps; thence easterly along said last-mentioned prolongation and continuing easterly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the boundary of Tract No. 29913 as shown on map filed in Book 787, pages 99 and 100 of said Maps; thence southwesterly and southerly along said last-mentioned boundary to the northeasterly corner of Lot 6 of said last-mentioned tract; thence southerly in a direct line through the southeasterly corner of said last-mentioned lot to the centerline of Soledad Canyon Road; thence easterly along said last-mentioned centerline to the centerline of Sierra Highway; thence northeasterly along said last-mentioned centerline to the westerly prolongation of the northerly line of Parcel 19 as shown on map filed in Book 46, page 26 of Record of Surveys, in the office of said recorder; thence easterly in a direct line to the northeasterly corner of said Parcel 19; thence easterly in a direct line to the southwesterly corner of Lot 13 of Tract No. 29468 as shown on map filed in Book 734, pages 94 and 95 of said Maps; thence northerly along the boundary of said last-mentioned tract and following the same in all its various courses to the boundary of Tract No. 27286 as shown on map filed in Book 725, pages 12 and 13 of said Maps; thence southerly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 25916 as shown on map filed in Book 673, pages 18, 19 and 20 of said Maps; thence westerly and southerly along said last-mentioned boundary to the northeasterly corner of Lot 30 of said last-mentioned tract; thence southerly in a direct line through the southeasterly corner of said last-mentioned lot to the centerline of Soledad Canyon Road; thence easterly along said last-mentioned centerline and following the same in all its various courses and curves to the. southerly prolongation of the westerly line of Lot 20 of Tract No. 23532 as shown on map filed in Book 751, pages 6 to 10 inclusive of said Maps; thence northerly along said last-mentioned prolongation and continuing northerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the northwesterly corner of Lot 67 of said last-mentioned tract; thence easterly in a direct line through the northeasterly corner of said last-mentioned lot to the east line of Section 22, Township 4 North, Range 15 West, S.B.M.; thence southerly along said east line to the centerline of Antelope Valley Freeway; thence southwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of the Southern Pacific Railroad right-of-way (Valley Line); thence westerly along said last-mentioned centerline to said centerline of Sierra Highway; thence southwesterly along said last-mentioned centerline to the northerly prolongation of the easterly line of Lot 6 of Tract No. 30201 as shown on map filed in Book 738, pages 70 to 74 inclusive of said Maps; thence southerly along said last-mentioned prolongation and continuing southerly and easterly along the boundary of said last-mentioned tract to the boundary of Tract No. 30394, as shown on map filed in Book 743, pages 95 to 100 inclusive of said Maps; thence easterly and southerly along said last-mentioned boundary to the northeasterly corner of Lot 68 of said last-mentioned tract; thence southerly in a direct line through the southeasterly corner of said last-mentioned lot to said centerline of Antelope Valley Freeway; thence southwesterly along said last-mentioned centerline to the easterly prolongation of the most southerly line of Tract No. 30396 as shown on map filed in Book 766, pages 92 to 99 inclusive of said Maps; thence westerly along said last-mentioned prolongation and continuing westerly along the boundary of said last-mentioned tract and following the same in all its various courses to the southerly line of Sierra Highway, 100 feet wide; thence northerly at right angles from said last-mentioned southerly line to the centerline of said Sierra Highway; thence northeasterly along said last-mentioned centerline to the centerline of Friendly Valley Parkway; thence northwesterly along said last-mentioned centerline to the easterly prolongation of the southerly line of Parcel 2 as shown on map filed in Book 20, page 30 of Parcel Maps; thence westerly along said last-mentioned prolongation and continuing westerly, northerly and northwesterly along the boundary of said Parcel 2 to the boundary of Parcel 1 as shown on said last-mentioned map; thence northwesterly and northerly along said last-mentioned boundary to the boundary of Tract No. 29546 as shown on map filed in Book 789, pages 1 to 10 inclusive of said Maps; thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 30701 as shown on map filed in Book 789, pages 89 to 95 inclusive of said Maps; thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to said boundary of Tract No. 29546; thence northeasterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Lot 1 of Tract No. 27570 as shown on map filed in Book 706, pages 39, 40 and 41 of said Maps; thence southeasterly along said last-mentioned boundary and following the same in all its various courses to the most easterly line of said lot; thence easterly at right angles from said most easterly line to the boundary of Tract No. 27561 as shown on map filed in Book 706, pages 42 to 48 inclusive of said Maps; thence northerly along said last-mentioned boundary and following the same in all its various courses to the southeasterly prolongation of the most easterly northeasterly line of Lot 252 of Tract No. 27564 as shown on map filed in Book 751, pages 39 to 48 inclusive of said Maps; thence northeasterly along said last-mentioned prolongation to the boundary of said last-mentioned tract; thence westerly, northwesterly and northerly along said last-mentioned boundary to the northwesterly corner of said last-mentioned tract; thence easterly along the northerly line of said last-mentioned tract and its easterly prolongation to said centerline of the Southern Pacific Railroad right-of-way; thence northwesterly along said last-mentioned centerline to the west line of the east half of the northeast quarter of the southwest quarter of Section 20 of said Township 4 North, Range 15 West, S.B.M.; thence northerly along said west line to the centerline of Soledad Canyon Road; thence easterly along said last-mentioned centerline to the centerline of Camp Plenty Road; thence northerly along said last-mentioned centerline to the centerline of Calla Way; thence westerly along said last-mentioned centerline to the centerline of Doherty Avenue; thence northwesterly and northerly along said last-mentioned centerline to the boundary of Tract No. 25928 as shown on map filed in Book 744, pages 71 to 74 inclusive of said Maps; thence easterly, northerly and easterly along said last-mentioned boundary to the boundary of said Tract No. 25927; thence northerly along said last-mentioned boundary and following the same in all its various courses to the boundary of said Tract No. 27335; thence westerly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 27336 as shown on map filed in Book 699, pages 85, 86 and 87 of said Maps; thence southwesterly, westerly and southwesterly along said last-mentioned boundary to the boundary of Tract No. 29195 as shown on map filed in Book 716, page 81 of said Maps; thence southwesterly and westerly along said last-mentioned boundary to the most westerly corner of said last-mentioned tract; thence westerly along the boundary of Tract No. 28076 as shown on map filed in Book 709, pages 7 to 10 inclusive of said Maps and following the same in all its various courses to the boundary of said Tract No. 30082; thence westerly along said last-mentioned boundary and following the same in all its various courses to the point of beginning.
Also except from above-described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the intersection of the centerline of Winterdale Drive and the north line of the southwest quarter of Section 14, Township 4 North, Range 15 West, S.B.M.; thence easterly and southerly along the north and east lines of the southwest quarter of said section to the centerline of Soledad Canyon Road; thence westerly and southwesterly along said last-mentioned centerline to the southeasterly prolongation of the southwesterly line of Lot 3 of Tract No. 23431 as shown on map filed in Book 754, pages 63 and 67 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence northwesterly along said prolongation and continuing northwesterly along the boundary of said tract to said centerline of Winterdale Drive; thence northeasterly and northerly along said last-mentioned centerline to the point of beginning.
Also excepting from above-described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the northwesterly corner of Lot 38 of Tract No. 25797 as shown on map filed in Book 770, pages 57 to 64 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence easterly along the boundary of said tract and following the same in all its various courses and curves to the centerline of Lotusgarden Drive; thence southeasterly along said centerline to the centerline of Starflower Road; thence southerly along said last-mentioned centerline to the centerline of Soledad Canyon Road; thence southwesterly and westerly along said last-mentioned centerline to the southerly prolongation of the westerly line of Lot 1 of Tract No. 25092 as shown on map filed in Book 760, pages 36 to 39 inclusive of said Maps; thence northerly along said prolongation and continuing northerly along the boundary of said last-mentioned tract and following the same in all its various courses to the center of Section 13, Township 4 North, Range 15 West, S.B.M.; thence northerly along section lines to the point of beginning.
Also excepting from the above-described Parcel 1 that portion thereof within the following described boundaries:
Beginning at the most northerly corner of Lot 1 of Tract No. 25006 as shown on map filed in Book 763, pages 64 to 71 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence northeasterly along the boundary of said tract to the centerline of Grandifloras Road; thence southeasterly along said centerline to said boundary; thence southerly along said boundary and following the same in all its various courses and curves to the centerline of Begonias Lane; thence southwesterly and westerly along said last-mentioned centerline to said boundary; thence northerly and northeasterly along said boundary to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.040 Fire Zone No. 4--Parcel 2, Chatsworth Southwest. Parcel 2 (Chatsworth Southwest) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the north line of Lot 4 in the southeast quarter of Section 33, Township 2 North, Range 17 West, S.B.M. and the boundary of the county of Los Angeles as same existed on December 1, 1970; thence northerly and easterly along said boundary to the boundary of the city of Los Angeles as same existed on said date; thence southerly along said last-mentioned boundary and following the same in all its various courses to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.050 Fire Zone No. 4--Parcel 3, Santa Monica Mountains. Parcel 3 (Santa Monica Mountains) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the mean high-tide line of the Pacific Ocean and the most westerly boundary of the county of Los Angeles as same existed on December 1, 1970; thence northerly and northeasterly along said boundary to the centerline of Triunfo Canyon Road; thence southeasterly and easterly along said centerline to the boundary of Tract No. 29072 as shown on map filed in Book 775, pages 97 to 100 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence southerly and southwesterly along the boundary of said tract to the most westerly corner of Lot 35 of said tract; thence South 5° 05’ 04” East along the westerly line of said lot to the southwesterly corner of said lot; thence South 64’ 33’ 01” West 217.78 feet; thence South 268.00 feet; thence South 69° 24’ 58” West 240.34 feet; thence South 44° 22’ 37” East 282.69 feet; thence South 64° 52’ 13” East 517.03 feet; thence South 22° 31’ 13” East 216.91 feet; thence South 18° 09’ 08” West 192.14 feet; thence South 63° 27’ 11” East 299.98 feet; thence South 18° 24’ 34” West 157.94 feet; thence South 366.00 feet; thence South 55° 28’ 25” East 579.59 feet; thence North 34° 19’ 49” East 297.89 feet; thence North 78° 51’ 53” East 225.24 feet; thence South 32° 51’ 32” East 305.95 feet; thence North 56° 36’ 51” East 473.73 feet to that certain 1,500-foot-radius curve in the southwesterly line of Triunfo Canyon Road, 50 feet wide, as shown on map of Tract No. 28302 filed in Book 775, pages 90 to 96 inclusive of said Maps; thence southeasterly along said curve through a central angle of 27° 02’ 13” a distance of 707.83 feet; thence South 60° 25’ 22” East 109.77 feet to the southerly prolongation of the easterly line of Lindero Canyon Road, 50 feet wide, as shown on said last-mentioned map; thence North 13° 53’ 38” East along said prolongation and easterly line 203.35 feet to the beginning of a tangent curve concave to the west and having a radius of 1,200 feet; thence northerly along said last-mentioned curve through a central angle of 16° 23’ 05” a distance of 343.17 feet; thence North 85° 58’ 52” East 907.56 feet to the beginning of a tangent curve concave to the northwest and having a radius of 282 feet; thence northeasterly along said last-mentioned curve through a central angle of 50° 28’ 40” a distance of 248.44 feet; thence North 35° 30’ 12” East 128.21 feet to the beginning of a tangent curve concave to the southeast and having a radius of 218 feet; thence northeasterly along said last-mentioned curve through a central angle of 41° 03’ 56” a distance of 156.25 feet; thence North 76° 34’ 08” East 101.93 feet to the beginning of a tangent curve concave to the northwest and having a radius of 282 feet; thence northeasterly along said last-mentioned curve through a central angle of 28° 52’ 00” a distance of 142.08 feet; thence North 47° 42’ 08” East 110.82 feet; thence East 2477.24 feet; thence North 298.04 feet; thence North 6° 51’ 25” East 74.28 feet; thence North 12° 19’ 02” West 208.00 feet; thence South 80° 35’ 22” West 319.80 feet; thence North 481.16 feet; thence South 89° 46’ 41” East 999.50 feet; thence North 400.00 feet; thence East 600.50 feet; thence North 1000.50 feet; thence East 1958.42 feet to the southeasterly boundary of Rancho El Conejo; thence northeasterly along said southeasterly boundary to the centerline of Roadside Drive; thence easterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Keyes Adobe Road; thence northerly along said last-mentioned centerline to the centerline of Canwood Street; thence northerly along a line that is parallel with the easterly line of Tract No. 23808 as shown on map filed in Book 747, pages 5 to 10 inclusive of said Maps to a straight line which bears at right angles from said parallel line and which passes through the intersection of said last-mentioned easterly line and the centerline of Reves Adobe Road; thence westerly along said straight line to said last-mentioned easterly line; thence northwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the westerly boundary of the Rancho Las Virgenes; thence northerly along said last-mentioned boundary to said boundary of the county of Los Angeles; thence easterly along said last-mentioned boundary to the boundary of the city of Hidden Hills as same existed on said date; thence southerly along said last-mentioned boundary and following the same in all its various courses and curves to the most southerly corner of Parcel 10 as shown on map filed in Book 72, pages 3 to 6 inclusive of Records of Surveys, in the office of said recorder; thence southerly along the southerly prolongation of the easterly line of said Parcel 10 to the centerline of Ventura Freeway; thence easterly and northeasterly along said last-mentioned centerline to the centerline of Parkway Calabasas; thence southerly along said last-mentioned centerline to the centerline of Calabasas Road; thence northeasterly along said last-mentioned centerline to the centerline of Park Granada; thence southwesterly along said last-mentioned centerline to the centerline of Park Capri; thence southerly along said last-mentioned centerline to the centerline of Park Sienna; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Park Livorno; thence southeasterly along said centerline of Park Sienna and the southeasterly prolongation thereof to the centerline of Old Topango Canyon Road; thence southerly along said last-mentioned center to the centerline of Mulholland Highway; thence northeasterly along last-mentioned centerline and following the same in all its various courses and curves to the boundary of the city of Los Angeles as same existed on said date; thence southeasterly along said last-mentioned boundary to the northwesterly corner of Lot 22 of Tract No. 29897 as shown on map filed in Book 741, pages 4 to 7 inclusive of said Maps; thence southerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the boundary of tract No. 29896 as shown on map filed in Book 758, pages 25, 26 and 27 of said Maps; thence southwesterly along said last-mentioned boundary and following the same in all its various courses and curves to said boundary of the city of Los Angeles; thence southeasterly along said last-mentioned boundary and following the same in all its various courses to mean high-tide line of the Pacific Ocean; thence westerly along said mean high-tide line and following the same in all its various courses and curves to the southwesterly prolongation of the southeasterly line of Tract No. 13619 as shown on map filed in Book 282, pages 26, 27 and 28 of said Maps; thence northeasterly along said last-mentioned prolongation and southeasterly line to the centerline of Westward Beach Road; thence northwesterly along said last-mentioned centerline to the northeasterly prolongation of the southeasterly line of Lot 22 of said last-mentioned tract; thence southwesterly along said last-mentioned prolongation and southeasterly line to said mean high-tide line; thence northwesterly along said mean high-tide line and following the same in all its various courses and curves to the point of beginning.
Excepting from the above-described Parcel 3 that portion thereof within the following described boundaries:
Beginning at the intersection of the centerline of Las Virgenes Canyon Road and the centerline of Thousand Oaks Boulevard; thence easterly along said last-mentioned centerline to the centerline of Ruthwood Drive; thence northerly along said last-mentioned centerline to the centerline of Alizia Canyon Drive; thence northeasterly along said last-mentioned centerline to the northwesterly prolongation of that certain course having a length of 278.32 feet in the southwesterly boundary of Lot 3 of Tract 29758 as shown on map filed in Book 727, pages 1 to 5 inclusive of Maps, in the office of said recorder; thence southeasterly along said prolongation and continuing southeasterly and northeasterly along the boundary of said lot to the easterly line of said lot; thence southerly along the west lines of Sections 17 and 20, Township 1 North, Range 17 West, S.B.M. to the centerline of Quintana Street; thence westerly along said last-mentioned centerline to said centerline of Las Virgenes Canyon Road; thence northerly along said last-mentioned centerline to the point of beginning.
Also excepting from the above-mentioned described Parcel 3 that portion thereof within the following described boundaries:
Beginning at the northwesterly corner of Lot 156 of Tract No. 28412 as shown on map filed in Book 777, pages 41 to 48 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence easterly along the boundary of said tract to the boundary of Tract No. 29054 as shown on map filed in Book 768, pages 51 to 56 inclusive of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses to the most easterly corner of Lot 1 of said last-mentioned tract; thence southeasterly along a line which bears at right angles from the centerline of Kanan Road to the centerline of Kanan Road; thence northeasterly along said centerline to the centerline of Thousand Oaks Boulevard; thence easterly along said last-mentioned centerline to the centerline of Argos Street; thence southerly along said last-mentioned centerline to the centerline of Parkheath Drive; thence westerly along said last-mentioned centerline to the centerline of Medea Valley Drive; thence southerly along said last-mentioned centerline and following the same in all its various courses and curves to a straight line which is radial to that certain 130-foot-radius curve in the southerly line of Medea Valley Drive, 60 feet wide, as shown on map of Tract No. 30907 filed in Book 799, pages 27 to 33 inclusive of said Maps and which passes through the most easterly corner of Lot 32 of said last-mentioned tract; thence southerly along said straight line to said last-mentioned most easterly corner; thence southwesterly in a direct line through the most southerly corner of said last-mentioned lot to the boundary of said last-mentioned tract; thence northwesterly, southwesterly and northwesterly along said last-mentioned boundary to the most westerly corner of said last-mentioned tract; thence northwesterly along a line which bears at right angles from the centerline of Kanan Road to the centerline of Kanan Road; thence southwesterly along said last-mentioned centerline to the easterly prolongation of the southerly line of Tract No. 23760 as shown on map filed in Book 792, pages 51 to 58 inclusive of said Maps; thence westerly in a direct line to the southwesterly corner of said last-mentioned tract; thence northerly in a direct line to the point of beginning.
Also excepting from the above-described Parcel 3 that portion thereof within the following described boundaries.
Beginning at the intersection of the northerly prolongation of the westerly line of Lot 18 of Tract No. 30375 as shown on map filed in Book 791, pages 84 and 85 of Maps, in the office of the recorder of the county of Los Angeles and the north line of Section 25, Township 1 North, Range 18 West, S.B.M.; thence easterly along said north line to the centerline of Parkville Road; thence southerly along said centerline, and its southerly prolongation to the centerline of the Ventura Freeway; thence westerly along said last-mentioned centerline to the southerly prolongation of the westerly line of Lot 46 of Tract No. 29890 as shown on map filed in Book 733, pages 15 to 19 inclusive of said Maps; thence northerly along said last-mentioned prolongation and continuing northerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the boundary of said Tract No. 30375; thence northerly along said last-mentioned boundary and following the same in all its various courses to the northwesterly corner of said Lot 18; thence northerly in a direct line to the point of beginning.
Also excepting from the above-described Parcel 3 that portion thereof within the following described boundaries:
Beginning at the intersection of the centerline of Liberty Canyon Road and the westerly prolongation of the northerly line of Lot 12 of Tract No. 29674 as shown on map filed in Book 734, pages 71 to 74 inclusive of Maps, in the office of the recorder of the county of Los Angeles; thence easterly and southerly along the boundary of said tract to the boundary of Tract No. 29675 as shown on map filed in Book 738, pages 96 to 99 inclusive of said Maps; thence southerly along said last-mentioned boundary and following the same in all the southeasterly corner of Lot 11 of said last-mentioned tract; thence westerly in a direct line through the southwesterly corner of said last-mentioned lot to the centerline of Liberty Canyon Road; thence northerly along said centerline to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.060 Fire Zone No. 4--Parcel 4, La Habra Heights. Parcel 4 (La Habra Heights) includes all that part of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the southeasterly corner of Tract No. 21780 as shown on map filed in Book 606, pages 61 and 62 of Maps in the office of the recorder of the county of Los Angeles, said corner being a point in the boundary of the county of Los Angeles as same existed on December 1, 1970; thence northerly and westerly along the boundary of said tract to the most northerly, northwesterly corner of said tract; thence westerly along the boundary of La Habra Heights Tract as shown on map filed in Book 1, pages 8 to 19 inclusive of Official Maps, in the office of said recorder, to the southwesterly corner of Lot 221 of said last-mentioned tract; thence westerly in a direct line to the southeasterly corner of Lot 47, Region 46, Division 186, as shown on map filed in Book 2, pages 1 to 42 inclusive of said Official Maps; thence westerly in a direct line to the northeasterly corner of Lot 20 of Tract No. 20814 as shown on map filed in Book 608, pages 58 and 59 of said Maps; thence westerly along the northerly line of said last-mentioned tract and its westerly prolongation to an angle point in the boundary of the city of Whittier as same existed on said date (in Solejar Drive); thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to the centerline of Workman Mill Road; thence northerly along said centerline to the westerly prolongation of that certain course having a length of 216.34 feet in the northerly boundary of Lot 3 of Tract No. 6041 as shown on map filed in Book 180, pages 12, 13 and 14 of said Maps; thence easterly along said last-mentioned westerly prolongation, said certain course and its easterly prolongation to the easterly boundary of Citrus Grove Heights as shown on map filed in Book 22, pages 86 and 87 of said Maps; thence northerly along said easterly boundary to the boundary of Tract No. 30700 as shown on map filed in Book 800, pages 78 to 82 inclusive of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses and curves to the southeasterly corner of Lot 27 of said last-mentioned tract; thence northerly in a direct line through the northeasterly corner of said last-mentioned lot to the boundary of Tract No. 8726 as shown on map filed in Book 147, pages 47 and 48 of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses to the most southerly corner of Lot 21 of Cohn’s Partition of Lots 26, 27, 29 and 32, as shown on map recorded in Book 60, pages 3 and 4 of Miscellaneous Records, in the office of said recorder; thence generally northeasterly along the boundary of said Lot 21 and following the same in all its various courses to the most southerly corner of Lot T of Tract No. 2712 as shown on map filed in Book 31, page 43 of said Maps; thence northeasterly along the boundary of said last-mentioned lot and following the same in all its various courses to the most southerly corner of Lot 2 of Tract No. 2712, as shown on map filed in Book 30, page 72 of said Maps; thence easterly and northerly along the southerly and easterly lines of said last-mentioned lot to the southerly line of that certain 230-foot strip of land described in deed to Southern California Edison Company, recorded in Book D612, page 597 of Official Records, in the office of said recorder; thence westerly along said last-mentioned southerly line to the centerline of Workman Mill Road; thence northeasterly along said last-mentioned centerline following the same in all its various courses and curves to the centerline of the Union Pacific Railroad right-of-way (Riverside Branch); thence easterly along said last-mentioned centerline following the same in all its various courses and curves to the centerline of the Pomona Freeway; thence southeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the southeasterly line of Lot 43 of Tract No. 1343 as shown on map filed in Book 20, pages 10 and 11 of said Maps; thence southwesterly in a direct line to the most easterly corner of Tract No. 4005, as shown on map filed in Book 43, page 38 of said Maps; thence southwesterly along the southeasterly boundary of said last-mentioned tract to the centerline of Orange Grove Avenue; thence southeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Turnbull Canyon Road; thence southwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Los Altos Drive; thence southerly along said last-mentioned centerline following the same in all its various courses and curves to the centerline of Turnbull Canyon Road as shown on County Surveyor’s Map No. B-2210, Sheet 2, on file in the office of the county engineer of said county; thence southwesterly, westerly and northwesterly along said last-mentioned centerline to the centerline of Belle River Drive; thence southwesterly along said last-mentioned centerline and following the same in all its various courses and curves to the boundary of Tract No. 29942 as shown on map filed in Book 736, pages 78 to 85 inclusive of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 29803 as shown on map filed in Book 729, pages 90, 91 and 92 of said Maps; thence southerly, easterly and northerly along said last-mentioned boundary to the southwesterly corner of Lot 39 of said last-mentioned tract; thence easterly in a direct line through the southeasterly corner of said last-mentioned lot to the westerly line of Tract No. 11120 as shown on map filed in Book 206, pages 11 to 14 inclusive of said Maps; thence southerly along said last-mentioned westerly line to the northerly boundary of Lot 5 of said last-mentioned tract; thence easterly along said last-mentioned northerly boundary and following the same in all its various courses and curves to the most easterly corner of said last-mentioned lot; thence southeasterly along the southeasterly prolongation of the northeasterly boundary of said last-mentioned lot to the centerline of Colima Road; thence northeasterly along said last-mentioned centerline to the centerline of Reichling Street; thence southeasterly along said last-mentioned centerline to the most northerly corner of Lot 7 of Tract No. 3366 as shown on map filed in Book 37, pages 12 and 13 of said Maps; thence southeasterly along the northeasterly line of said last-mentioned lot to the boundary of Tract No. 30436 as shown on map filed in Book 785, pages 39, 40 and 41 of said Maps; thence southerly along said last-mentioned boundary and following the same in all its various courses to the southeasterly corner of Lot 2 of said last-mentioned tract; thence northerly in a direct line through the most easterly corner of said last-mentioned lot to the centerline of Hacienda Boulevard; thence southeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the northerly line of Tract No. 2390 as shown on map filed in Book 23, page 29 of said Maps; thence easterly along said last-mentioned northerly line to the southwesterly corner of Tract No. 27819 as shown on map filed in Book 715, pages 84, 85 and 86 of said Maps; thence easterly along the boundary of said last-mentioned tract and following the same in all its various courses to the most southerly corner of Tract No. 27818 as shown on map filed in Book 706, pages 7 to 11 inclusive of said Maps; thence northeasterly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the intersection of the southwesterly boundary of Garona Drive and the westerly prolongation of the northerly line of Lot 44 of Tract No. 30306 as shown on map filed in Book 787, pages 1, 2 and 3 of said Maps; thence easterly along said last-mentioned prolongation to the northwesterly corner of said last-mentioned lot; thence southerly in a direct line to the southwesterly corner of Lot 59 of Tract No. 26889 as shown on map filed in Book 713, pages 7, 8 and 9 of said Maps; thence easterly in a direct line through the southeasterly corner of Lot 1 of Tract No. 24850 as shown on map filed in Book 670, pages 20 and 21 of said Maps to the centerline of Fullerton Road; thence southerly, southwesterly and southerly along said last-mentioned centerline to the westerly prolongation of the southerly boundary of Lot 6 of the Grazide Tract as shown on map filed in Book 14, pages 158 and 159 of said Maps; thence easterly along said last-mentioned prolongation and continuing easterly and northerly along the boundary of said last-mentioned lot to the westerly prolongation of the centerline of Pathfinder Road as shown on map of Tract No. 25766 filed in Book 694, pages 32 to 35 inclusive of said Maps; thence easterly along said last-mentioned prolongation and centerline and continuing easterly and northeasterly along the centerline of Pathfinder Road to the centerline of Blandford Drive thence southeasterly and southerly along said last-mentioned centerline of the southerly boundary of Tract No. 28666 as shown on map filed in Book 778, pages 88 and 89 of said Maps; thence easterly along said last-mentioned boundary and following the same in all its various courses to the most easterly, southeasterly corner of said last-mentioned tract; thence northerly along the easterly boundary of said last-mentioned tract and its northerly prolongation to the southerly line of Aguiro Street, said southerly line of Aguiro Street being the northerly line of Tract No. 3941 as shown on map filed in Book 43, page 11 of said Maps; thence easterly, southeasterly and easterly along the boundary of said last-mentioned tract to the northwesterly corner of Tract No. 28793 as shown on map filed in Book 728, page 28 of said Maps; thence southerly, easterly and northerly along the boundary of said last-mentioned tract to the southeasterly corner of Tract No. 3433 as shown on map filed in Book 38, pages 21 and 22 of said Maps; thence northerly in a direct line through the northeasterly corner of said last-mentioned tract to the centerline of Colima Road; thence easterly and northeasterly along said last-mentioned centerline to the southwesterly line of Tract No. 9494 as shown on map filed in Book 138, pages 41 and 42 of said Maps; thence southeasterly and northeasterly along the boundary of said last-mentioned tract to the most southerly corner of Lot 81 of Tract No. 28140 as shown on map filed in Book 709, pages 86 to 91 inclusive of said Maps; thence northeasterly and easterly along the southeasterly and southerly lines of said last-mentioned lot to boundary of Tract No. 27141 as shown on map filed in Book 765, pages 72 to 86 inclusive of said Maps; thence easterly along the boundary of said last-mentioned tract to the west line of Section 20, Township 2 South, Range 9 West, S.B.M.; thence northerly and easterly along the west and north lines of said section to the centerline of Brea Canyon Road; thence northerly and northeasterly along said last-mentioned centerline to the centerline of Golden Springs Drive; thence easterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Grand Avenue; thence southeasterly along said last-mentioned centerline to the centerline of Diamond Bar Boulevard; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Goldrush Drive; thence easterly and northeasterly along said last-mentioned centerline to the boundary of Tract No. 24610 as shown on map filed in Book 722, pages 58, 59 and 60 of said Maps; thence northwesterly along said last-mentioned boundary and following the same in all its various courses and curves to the most southerly corner of Tract No. 24612 as shown on map filed in Book 656, pages 79 and 80 of said Maps; thence northeasterly along the boundary of said last-mentioned tract and following the same in all its various courses to the boundary of Tract No. 26126 as shown on map filed in Book 692, pages 69 and 70 of said Maps; thence southeasterly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of Tract No. 26127 as shown on map filed in Book 707, pages 1, 2 and 3 of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 29014 as shown on map filed in Book 732, pages 34, 35 and 36 of said Maps; thence southerly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 29015 as shown on map filed in Book 732, pages 31, 32 and 33 of said Maps; thence northeasterly along said last-mentioned boundary and following the same in all its various courses to the boundary of Tract No. 29889 as shown on the map filed in Book 738, pages 45 to 49 inclusive of said Maps; thence northerly along said last-mentioned boundary and following the same in all its various courses and curves to the most westerly corner of Lot 53 of said last-mentioned tract; thence southwesterly along the southwesterly continuation of the northwesterly line of said last-mentioned lot to the centerline of Carpio Drive; thence northwesterly along said last-mentioned centerline to the centerline of Golden Springs Drive; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Sunset Crossing Road; thence westerly along said last-mentioned centerline to the southerly continuation of the easterly line of Lot 1 of Tract No. 27535 as shown on map filed in Book 768, pages 48, 49 and 50 of said Maps; thence northerly along said last-mentioned continuation and continuing northerly and northeasterly along the boundary of said last-mentioned tract to the boundary of Tract No. 27536 as shown on map filed in Book 776, pages 12 to 15 inclusive of said Maps; thence northeasterly along said last-mentioned boundary to the northeasterly line of Temple Avenue (55 feet wide); thence northwesterly along said last-mentioned northeasterly line to the centerline of Diamond Bar Boulevard; thence northeasterly along said last-mentioned centerline to the boundary of the city of Pomona as same existed on said date; thence southeasterly, southerly and southeasterly along the boundary of said last-mentioned city to said boundary of the county of Los Angeles; thence southerly along said last-mentioned boundary and following the same in all its various courses to the point of beginning.
Excepting from above-described Parcel 4 that portion thereof within the following described boundaries:
Beginning at the intersection of the south line of Section 29, Township 2 South, Range 9 West, S.B.M. and the centerline of the Orange Freeway; thence northeasterly along said centerline to the southeasterly prolongation of the most southerly, southwesterly line of Tract No. 25988 as shown on map filed in Book 714, pages 83 and 84 of Maps, in the office of the recorder of the county of Los Angeles; thence northwesterly along said prolongation and continuing northwesterly along the boundary of said tract and following the same in all its various courses to the most northerly corner of Lot 1 of said tract; thence southeasterly in a direct line through the most easterly corner of said lot to said centerline of the Orange Freeway; thence northeasterly and northerly along said centerline to the centerline of Pathfinder Road; thence easterly along said last-mentioned centerline to the southerly prolongation of the most westerly line of Tract No. 27036 as shown on map filed in Book 683, pages 9 and 10 of said Maps; thence northerly along said last-mentioned prolongation and continuing northerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the northerly line of said Pathfinder Road; 100 feet wide; thence easterly along said northerly line to the most westerly line of Tract No. 26681 as shown on map filed in Book 698, pages 70 to 74 inclusive of said Maps; thence northerly along the boundary to said last-mentioned tract and following the same in all its various courses and curves to the boundary of Tract No. 28407 as shown on map filed in Book 721, pages 94 to 97 inclusive of said Maps; thence northwesterly and easterly along said last-mentioned boundary and following the same in all its various courses and curves to the northwesterly line of Diamond Bar Boulevard, 120 feet wide; thence northeasterly along said northwesterly line to the first intersection with the boundary of Tract No. 27979 as shown on map filed in Book 735, pages 73 to 77 inclusive of said Maps; thence generally northwesterly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the boundary of Tract No. 23840 as shown on map filed in Book 762, pages 94 to 98 inclusive of said Maps; thence southeasterly along said last-mentioned boundary and following the same in all its various courses and curves to the southwesterly corner of Lot 29 of Tract No. 30609 as shown on map filed in Book 782, pages 41, 42 and 43 of said Maps; thence northerly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the boundary of Tract No. 28949 as shown on map filed in Book 788, pages 1 to 4 inclusive of said Maps; thence northerly along said last-mentioned boundary and following the same in all its various courses and curves to the west line of Section 15, said township and range; thence North along said west line to a straight line which bears North 45° East and which passes through a point in the easterly line of the westerly 600 feet of said last-mentioned section distant southerly thereon 1,000.00 feet from the southwesterly line of Grand Avenue, 100 feet wide; thence North 45° East along said straight line to said easterly line; thence northerly along said easterly line 1,000.00 feet to said southwesterly line of Grand Avenue; thence southeasterly along said southwesterly line to the southeasterly line of Diamond Bar Boulevard, 120 feet wide; thence northeasterly along said southeasterly line to the boundary of Tract No. 24610 as shown on map filed in Book 722, pages 58, 59 and 60 of said Maps; thence generally easterly along said last-mentioned boundary to the most southerly southeasterly corner of said last-mentioned tract; thence easterly in a direct line to the most southerly southwesterly corner of Parcel 2 as shown on Parcel Map filed in Book 28, pages 16 to 40 inclusive of Parcel Maps, in the office of said recorder; thence easterly along the boundary of said parcel map and following the same in all its various courses to the boundary of the county of Los Angeles as same existed on December 1, 1970; thence southwesterly along said last-mentioned boundary to the most southerly corner of Lot 16 of Tract No. 30093 as shown on map filed in Book 794, pages 24 to 28 inclusive of said Maps; thence northwesterly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the northeasterly corner of Lot 57 of Tract No. 23483 as shown on map filed in Book 790, pages 5 to 19 inclusive of said Maps; thence westerly along the boundary of said last-mentioned tract to the boundary of Lot 179 of Tract No. 30091 as shown on map filed in Book 789, pages 51 to 75 inclusive of said Maps; thence northerly along said last-mentioned boundary and following the same in all its various courses to the northeasterly line of Lot 177 of said last-mentioned tract; thence northwesterly, southwesterly and southwesterly along the northeasterly, northwesterly and southeasterly lines of said last-mentioned lot to the most northerly corner of Lot 125 of Tract No. 30578 as shown on map filed in Book 785, pages 1 to 25 inclusive of said Maps; thence southeasterly along the boundary of said last-mentioned tract and following the same in all its various courses and curves to the easterly prolongation of the centerline of Timbertop Lane; thence westerly along said last-mentioned prolongation and centerline to the northeasterly corner of Lot 133 of said last-mentioned tract; thence southerly in a direct line to the southeasterly corner of said last-mentioned lot; thence westerly in a direct line to the northwesterly corner of Lot 136 of said last-mentioned tract; thence southerly in a direct line to the northeasterly corner of Lot 117 of said last-mentioned tract; thence westerly in a direct line to the northwesterly corner of said last-mentioned lot; thence southerly along the westerly line of said last-mentioned lot to the centerline of Steeplechase Lane; thence westerly along said last-mentioned centerline to the centerline of Wagon Train Lane; thence southerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Steeplechase Lane; thence southerly along said last-mentioned centerline to the boundary of Tract No. 30289 as shown on map filed in Book 743, pages 42 to 50 inclusive of said Maps; thence westerly along said last-mentioned boundary and following the same in all its various courses to the northwesterly corner of Lot 38 of said last-mentioned tract; thence northwesterly in a direct line through the most westerly corner of Lot 39 of said last-mentioned tract to the centerline of Diamond Bar Boulevard; thence southwesterly along said last-mentioned centerline to the northeasterly prolongation of the southeasterly line of Lot 76 of Tract No. 27577 as shown on map filed in Book 702, pages 22 to 25 inclusive of said Maps; thence southwesterly along said last-mentioned prolongation and southeasterly line to the boundary of Tract No. 25989 as shown on map filed in Book 714, pages 5, 6 and 7 of said Maps; thence southeasterly along said last-mentioned boundary and following the same in all its various courses and curves to the southeasterly line of Lot 79 of said Tract No. 27577; thence southwesterly along said last-mentioned southeasterly line to said south line of Section 29; thence westerly along said south line to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.070 Fire Zone No. 4--Parcel 5, Franklin Canyon. Parcel 5 (Franklin Canyon) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the southwest corner of Section 1, Township 1 South, Range 15 West, S.B.M.; thence easterly along the boundary of the city of Los Angeles as same existed on December 1, 1970, and following the same in all its various courses to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.080 Fire Zone No. 4--Parcel 6, Flintridge. Parcel 6 (Flintridge) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the southerly terminus of that certain course having a length of 1,563.70 feet in the westerly boundary of Tract No. 6976 as shown on map filed in Book 116, page 52 of Maps, in the office of the recorder of the county of Los Angeles; thence northerly in a direct line through the northwesterly corner of said tract to the centerline of Verdugo Boulevard; thence easterly along said centerline to the centerline of Descanso Drive; thence southerly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Beulah Drive; thence southerly along said last-mentioned centerline to the centerline of Berkshire Avenue; thence southeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Berkshire Place; thence northeasterly, easterly and southeasterly along said last-mentioned centerline to the boundary of the city of Pasadena as same existed on December 1, 1970; thence westerly along said last-mentioned boundary and following the same in all its various courses and curves to the boundary of the city of Glendale as same existed on said date; thence northwesterly along said last-mentioned boundary and following the same in all its various courses and curves to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.090 Fire Zone No. 4--Parcel 7, Thompson Creek North. Parcel 7 (Thompson Creek North) includes all that part of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the centerline of Mountain Avenue and the south line of the northwest quarter of Section 33, Township 1 North, Range 8 West, S.B.M. said intersection being a point in the boundary of the city of Claremont as same existed on December 1, 1970; thence westerly along said boundary and following the same in all its various courses to Thompson Creek Flood Control Channel; thence in a generally northeasterly direction along said flood control channel to said centerline of Mountain Avenue; thence northerly along said centerline to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)
26.150.100 Fire Zone No. 4--Parcel No. 8, Alosta South. Parcel 8 (Alosta South) includes all that part of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the south line of Alosta Avenue and the north-south quarter section line of Section 32, Township 1 North, Range 9 West, S.B.M., said intersection being an angle point in the boundary of the city of Glendora as same existed on December 1, 1970; thence southerly along said boundary and following the same in all its various courses to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.110 Fire Zone No. 4--Parcel 9, San Dimas Southwest. Parcel 9 (San Dimas Southwest) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the southwesterly corner of Lot B of Tract No. 10345 as shown on map filed in Book 160, pages 17 and 18 of Maps, in the office of the recorder of the county of Los Angeles, said southwesterly corner being an angle point in the boundary of the city of San Dimas as same existed on December 1, 1970; thence northwesterly along the southwesterly line of said lot to the most easterly corner of Lot 20 of Tract No. 21427 as shown on map filed in Book 560, pages 13 and 14 of said Maps; thence southwesterly in a direct line to the most southerly corner of said last-mentioned lot; thence southwesterly in a direct line to the easterly terminus of the centerline of Mesarica Road; thence westerly along said centerline and following the same in all its various courses and curves to said boundary; thence northwesterly along said boundary and following the same in all its various courses and curves to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.120 Fire Zone No. 4--Parcel 10, Walnut North. Parcel 10 (Walnut North) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the southwesterly prolongation of the northwesterly line of Lot 54 of Tract No. 27483 as shown on map filed in Book 700, pages 51 to 55 inclusive of Maps, in the office of the recorder of the county of Los Angeles and the centerline of Grand Avenue, said intersection being a point in the boundary of the city of Walnut as same existed on December 1, 1970; thence northwesterly along said centerline to the centerline of Cameron Avenue; thence northeasterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Lime Crest Drive; thence easterly along said last-mentioned centerline and following the same in all its various courses and curves to the centerline of Buenos Aires Drive; thence northerly along said last-mentioned centerline and following the same in all its various courses and curves to the southwesterly prolongation of the northwesterly line of Lot 1 of Tract No. 12052 as shown on map filed in Book 233, pages 13 and 14 of said Maps; thence northeasterly along said last-mentioned prolongation and continuing northeasterly and easterly along the northwesterly and northerly lines of said last-mentioned lot to the northeasterly corner of said last-mentioned lot; thence southerly, westerly and southwesterly along said boundary of the city of Walnut to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.130 Fire Zone No. 4--Parcel 11, Catalina. Parcel 11 (Catalina) includes all that portion of the unincorporated territory of the county of Los Angeles within the following described boundaries:
Beginning at the intersection of the shoreline of the Pacific Ocean, mean high-tide line, and the southeasterly boundary of the city of Avalon as same existed on December 1, 1970; thence southeasterly along said shoreline and following the same in all its various courses and curves to the northwesterly boundary of said city of Avalon; thence southwesterly, southeasterly, southeasterly and northeasterly along the boundary of said city of Avalon to the point of beginning. (Ord. 10232 § 1 (part), 1971: Ord. 2913 § 2 (part), 1937.)

26.150.140 Fire Zone No. 4--Map and boundaries. Supplementary to the description of Fire Zone No. 4 described in Sections 26.150.020 through 26.150.130, a map of those portions of the unincorporated territory of the county of Los Angeles within which Fire Zone No. 4 is located is attached to the ordinance codified in said sections, and is incorporated herein by reference for the sole purpose of showing the general location and extent of such Fire Zone No. 4 as of April 18, 1971. Provided, however, that the location of the boundary of such zone, as shown on said map, shall be deemed to be approximate only and shall be controlled by the specific legal description thereof contained herein. (Ord. 10232 § 2, 1971: Ord. 2913 § 3, 1937.)

26.150.150 Buffer Fire Zone. That portion of the unincorporated area of the County of Los Angeles designated as Fire Zone 3 in Section 26.150.010 and within 1,000 feet of the boundaries of Fire Zone 4 is hereby established as a “Buffer Fire Zone.” (Ord. 82-0062 § 7, 1982: Ord. 11419 § 1, 1976: Ord. 2913 § 2.5, 1937.)

26.150.160 Area included--Annual review by forester and fire warden. The forester and fire warden shall annually review the areas included within Fire Zone No. 4 and recommend to the board those areas in such Zone which may be excluded therefrom when he determines that urbanization has permanently removed the hazards of forest, brush or grasslands fires for a distance of not less than 500 feet from the area to be excluded. Areas so deleted from Fire Zone No. 4 by order of the board of supervisors shall no longer be a portion of Fire Zone No. 4. In addition, the forester and fire warden may delete at any time those areas where subdivisions or other substantial developments which have been approved by the regional planning commission will remove the hazard of forest, brush or grass covered lands. (Ord. 10232 § 3, 1971: Ord. 10120 § 2, 1970: Ord. 2913 § 4, 1937.)