Publisher
- California. Department of Fish and Game. Marine Resources Region92
- Sacramento County GIS26
- Calaveras County GIS16
- Fire and Resource Assessment Program (Calif.)8
- Bay Area Open Space Council7
- California. Department of Transportation5
- California. Metropolitan Transportation Commission4
- City of Hayward4
- California. Department of Water Resources3
- U.S. Census Bureau. Geography Division3
- Gap Analysis Program (U.S.)2
- California. Air Resources Board1
- California. Department of Parks and Recreation1
- California. Office of Statewide Health Planning and Development1
- United States. Environmental Protection Agency. Region IX1
- Wyoming Geographic Information Sciences Center1