Region
California
203
San Diego County
10
San Joaquin Valley
9
Central Valley (Valley)
8
Colorado River (Colo.-Mexico)
6
Owens Valley
6
Antelope Valley
5
Central Valley
5
Los Angeles
5
Nevada
5
San Bernardino County
5
Santa Barbara County
5
Arizona
4
San Joaquin River Watershed
4
United States
4
Mojave River Watershed
3
Morongo Valley
3
New Mexico
3
San Francisco
3
San Francisco Bay Area
3
Santa Barbara
3
Santa Cruz County
3
Sonoma County
3
Utah
3
West (U.S.)
3
Alpine County
2
California, Southern
2
Colorado
2
Colusa County
2
Cuyama Valley
2
Delta Region
2
Lassen County
2
Long Beach-Santa Ana Region
2
Merced County
2
Mojave Desert
2
Monterey County
2
Oregon
2
Pacific Coast
2
Sacramento River Watershed
2
Sacramento Valley
2
San Joaquin Valley (Calif.)
2
San Luis Obispo County
2
Sonoran Desert
2
Vallejo
2
Yellowstone National Park
2
Alabama
1
Alaska
1
Baja California (Mexico : Peninsula)
1
Borrego Springs Region
1
Borrego Valley
1
more ...