Publisher
- California. Department of Water Resources43
- County of Santa Cruz Information Services Department15
- Santa Clara Valley Water District (Calif.)10
- Humboldt County Planning and Building Department7
- San Joaquin County (Calif.). Community Development Department6
- Monterey County (Calif.)5
- County of San Mateo Information Services Department3
- Sacramento County GIS3
- Santa Clara County (Calif.). Planning Office3
- International Steering Committee for Global Mapping2