California Data Exchange Center

http://cdec.water.ca.gov/

Information on precipitation, snowpack status, river status and flows, reservoir data and lots more.

California Department of Forestry and Fire Protection (CDF)

http://www.fire.ca.gov/

The CDF Mission:  The Department of Forestry and Fire Protection protects the people of California from fires, responds to emergencies, and enhances forest, range and watershed values providing social, economic and environmental benefits to rural and urban citizens.

California Department of Water Resources

http://www.water.ca.gov/

DWR’s main website, with information on everything water related from loan and grant information to well-reporting forms.

California Department of Water Resources Division of Operations and Maintenance, State Water Project Operations Control Office

http://wwwoco.water.ca.gov/indexo.html

California Legislative Information

http://www.leginfo.ca.gov/

Current California legislative information 

California Water Clearinghouse

http://www.bay-delta.org/

Their purpose is to provide information regarding the estuary and its importance to California.  They also serve as a gateway to a vast amount of information relating to the Delta.

CERES – California Environmental Resources Evaluation System

http://ceres.ca.gov/

CERES is an information system developed by the California Resources Agency to facilitate access to data describing California’s rich and diverse environments.

Department of Water Resources, Groundwater Information Center

http://www.groundwater.water.ca.gov/

The Groundwater Information Center is a guide to programs, data and technical assistance offered by the Department of Water Resources. 

Department of Water Resources, Northern District

http://www.dpla.water.ca.gov/nd/index.html

The home page of DWR, Northern District. Maps and information about groundwater monitoring is available, as well as water quality data.  This site has a wealth of information.

The Great Valley Center

http://www.greatvalley.org/

The mission of the Great Valley Center is to support activities and organizations that promote the economic, social and environmental well-being of California’s Great Central Valley.

National Resources Conservation Service 

http://websoilsurvey.nrcs.usda.gov/app/

Soil survey delivery system

http://soildatamart.nrcs.usda.gov/Manuscripts/CA612/Butte_CA.pdf

Soil survey manuscript

http://soildatamart.nrcs.usda.gov/

Spatial and tabular data for use in geographic information systems (GIS)

State Water Resources Control Board

www.waterboards.ca.gov/gama

Groundwater Ambient Monitoring and Assessment Project

USGS

http://ca.water.usgs.gov/gama/

Groundwater Ambient Monitoring and Assessment Project