Publisher
- California. Department of Fish and Game. Marine Resources Region153
- Geological Survey (U.S.)93
- California. Department of Water Resources83
- California. Department of Transportation60
- Calaveras County GIS36
- Sacramento County GIS35
- California. Office of Statewide Health Planning and Development17
- Fire and Resource Assessment Program (Calif.)16
- City of Hayward14
- California. Air Resources Board13
- Bay Area Open Space Council8
- California. Metropolitan Transportation Commission5
- California. California Department Of Forestry and Fire Protection., California. California Department Of Fish and Game.4
- Oakland (Calif.). Greeninfo.org3
- U.S. Census Bureau. Geography Division3
- United States. Environmental Protection Agency. Region IX3
- Wyoming Geographic Information Sciences Center3
- California. California Department Of Forestry and Fire Protection.2
- Gap Analysis Program (U.S.)2
- Humboldt County Planning and Building Department2