Except as otherwise permitted in this chapter, every person is guilty of a misdemeanor who enters or encroaches upon the natural stream bed or improved channel of that portion of Live Oak Wash which extends approximately 3,000 feet in a southwesterly direction from the southerly boundary of the city of La Verne in the vicinity of Tonner Avenue to Puddingstone Reservoir, and of that portion of Walnut Creek which extends approximately 25,000 feet in a southwesterly direction from Puddingstone Dam to the northeasterly boundary of the city of West Covina in the vicinity of Garvey Boulevard, and of that portion of Walnut Creek Wash which extends approximately 16,000 feet in a southwesterly direction from the westerly boundary of the city of West Covina in the vicinity of Willow Avenue to its confluence with the San Gabriel River in the vicinity of Valley Boulevard, or who enters or encroaches upon the two canals which have been constructed by the Los Angeles County Flood Control District or other agencies through and immediately below the Whittier Narrows Flood Control Basin to conduct water conservation flows from the San Gabriel River to San Gabriel Coastal Basin Spreading Grounds and Rio Hondo Coastal Basin Spreading Grounds whenever water is flowing in excess of 12 inches in depth in the natural stream bed or unpaved section of the improved channel of said waterways, or in excess of two inches in depth in the paved section of the improved channel of said waterways, or whenever water is stored in excess of 12 inches in depth in any depression or pool, or otherwise retained in the natural stream bed or improved channel of said waterways. (Ord. 6491 § 1, 1954.)

This chapter does not apply to any entry in the course of duty by any peace or police officer or by a duly authorized employee of any federal, state, county, city or district agency, or to any entry by the owner of the real property traversed by the natural stream bed or improved channel, or to the owner’s agent, or to any person or agent of a firm or corporation authorized entry by written permit issued by the chief engineer of the Los Angeles County Flood Control District or to any person who in emergency requires entry. (Ord. 6491 § 3, 1954.)

Every parent and every guardian who suffers, allows or permits any minor in his custody as such parent or guardian to violate any of the provisions of this chapter is guilty of a misdemeanor. (Ord. 6491 § 2, 1954.)

Violation of any of the provisions of this chapter is punishable by a fine not exceeding $500.00 or by imprisonment in the County Jail not exceeding six months, or by both such fine and imprisonment. (Ord. 6491 § 4, 1954.)