Region
California
Riverside County
3
San Joaquin Valley
3
Arizona
2
Nevada
2
Antelope Valley Region
1
Central Valley (Valley)
1
Colorado River Valley (Colo.-Mexico)
1
Imperial County
1
Imperial Valley (Calif. and Mexico)
1
Inyo County
1
Kern County
1
Mexico
1
Monterey County
1
Needles Region
1
Owens Valley
1
Pajaro River Valley
1
San Bernardino County
1
San Luis Obispo County
1
Tulare County
1
Yuma County
1