Publisher
- California. Department of Water Resources54
- Geological Survey (U.S.)12
- Fire and Resource Assessment Program (Calif.)6
- California. Department of Fish and Game. Marine Resources Region5
- California. Department of Transportation5
- California. Office of Statewide Health Planning and Development2
- Gap Analysis Program (U.S.)2
- Wyoming Geographic Information Sciences Center2
- California. Farmland Mapping and Monitoring Program1