District 5300 covers a portion of Kern County south of 35° north and east of 118°15’ west longitude; a portion of Los Angeles County east of 118°15’ west longitude and north of the southern boundary of the Angeles National Forest; the western boundary of Altadena, the City of Pasadena, the city of South Pasadena, the City of Alhambra, the City of Monterey Park extending, the area of the City of Los Angeles defined as East Los Angeles (Zip Code 90023) and the City of Montebello, the City of La Puente, the area of Los Angeles County extending east and north of the City of Whittier; a portion of San Bernardino County west of Interstate 15, and that portion extending east from interstate 15 north of latitude 34° 20’and west of longitude 115° west; and all of NEVADA, south of 38° north latitude.