Creator
- Sacramento Area Council of Governments1
- Santa Clara County (Calif.). Planning Office1
- Santa Clara Valley Water District (Calif.)1
- Santa Cruz County GIS1
- Stephen P. Teale Data Center (Calif.).1
- Tehama County Public Works1
- Town of Corte Madera1
- US Census Bureau 1
- United Nations Office for the Coordination of Human Affairs1
- United States Geological Survey1
- United States. Department of State. Office of the Geographer1
- United States. Environmental Protection Agency1
- United States. National Marine Fisheries Service1
- World Resources Institute1
- Yoklavich, Mary M.1