Creator
- County of San Mateo Information Services Department2
- DTIS2
- Sacramento County GIS2
- County of Marin1
- County of Santa Clara. Geographic Information Services1
- GIS Lab, Newman Library, Baruch CUNY1
- San Joaquin County (Calif.). Community Development Department1
- San Joaquin County (Calif.).Community Development Department1
- Santa Cruz County (Calif.) -- Assessor's Office1
- U.S. Geological Survey1