Beginning at the center line intersection of Euclid Avenue and Riverside Drive, said intersection being on the existing city limits of Ontario; thence east along said city limits line and continuing along said line, following all of its various courses to the intersection of Riverside Drive with the San Bernardino County line; thence leaving said city limits line south and southwesterly along said county line to the north line of Section 27, said Township 2 South, Range 7 West; thence west along said north line, being also the center line of Remington Avenue, to the center line of Carpenter Avenue; thence north along said center line to the center line of Merrill Avenue; thence west along said center line to the east line of Grove Avenue; thence north along said east line to the north line of Merrill Avenue; thence west along said north line and its prolongation to the center line of Euclid Avenue; thence north along said center line to the Point of Beginning.
Beginning at the intersection of the center line of Merrill Avenue with the east line of Grove Avenue; thence east along said center line of Merrill Avenue to the center line of Carpenter Avenue; thence south along said center line to the north line of Government Lot 1 of Section 27, said Township 2 South, Range 7 West, said point being also on the center line of Remington Avenue; thence east along said center line to the San Bernardino County line; thence southwesterly, southerly and westerly along said county line to the center line of State Highway 71 being also on the existing city limits line of Chino Hills; thence northwesterly along said center line and city limits line to the southwesterly prolongation of the center line of Pine Avenue; thence easterly along said prolongation and center line to the center line of Chino Creek; thence southeasterly along said center line to the west line of Section 6, said Township 3 South, Range 7 West; thence north along said west line and the west line of Section 31, said Township 2 South, Range 7 West, to the center line of Pine Avenue; thence westerly along said center line to the center line of El Prado Road, formerly Central Avenue; thence northwesterly along said center line to the center line of Kimball Avenue, said point being on the existing city limits of Chino; thence east along said city limits line and continuing along said city limits, following all of its various courses to the center line intersection of Kimball Avenue and vacated Campus Avenue; thence leaving said city limits line east along said center line of Kimball Avenue to the center line of Grove Avenue; thence north along said center line to the center line of Remington Avenue, vacated; thence east along said vacated center line to the east line of Grove Avenue; thence north along said last line to the Point of Beginning.
Ca. Health and Saf. Code § 33320.8