Each entry on this page is placed under a heading that describes the principal activity of the agency or organization; note that many agencies and organizations fulfill several functions – especially educational ones – in addition to their principal activity. Under each heading, federal, state, and local agencies are followed by other organizations.

Water Quality

U.S. Environmental Protection Agency (EPA)
www.epa.gov/water/

U.S. Army Corps of Engineers (USACE)
www.spn.usace.army.mil/cortemaderacreek/index.html

San Francisco Bay Regional Water Quality Control Board (SFBRWQCB)
www.swrcb.ca.gov/rwqcb2/

Marin County Stormwater Pollution Prevention Program (MCSTOPPP)
mcstoppp.org

Marin County Community Development Agency Environmental Health Services
www.co.marin.ca.us/depts/CD/main/comdev/ehs/

Water Rights and Water Supply

State Water Resources Control Board (SWRCB)
www.swrcb.ca.gov/

Department of Water Resources (DWR)
www.dwr.water.ca.gov/

Marin Municipal Water District
www.marinwater.org

Soils, Geology, and Streamflow

U.S. Natural Resources Conservation Service
www.ca.nrcs.usda.gov/

U.S. Geological Survey
www.usgs.gov/

California Geological Survey
consrv.ca.gov/CGS/

Biological Resources

National Oceanic and Atmospheric Administration, National Marin Fisheries Service (NOAA Fisheries)
www.swr.noaa.gov/sroprd.htm

U.S. Fish and Wildlife Service (USFWS)
www.fws.gov/

California Department of Fish and Game (CDFG)
www.dfg.ca.gov/

California Native Plant Society, Marin Chapter
www.marin.edu/cnps

Marin Audubon Society
www.marinaudubon.org

Point Reyes Bird Observatory
www.prbo.org

Tiburon Audubon Center
tiburonaudubon.org

Trout Unlimited
www.tucalifornia.org

Planning and Habitat Protection and Restoration

San Francisco Bay Joint Venture (SFBJV)
www.sfbayjv.org

San Francisco Estuary Project
www.sfestuary.org/pages/home.php

Bay Conservation and Development Commission (BCDC)
www.bcdc.ca.gov/

California Coastal Conservancy
www.coastalconservancy.ca.gov

Friends of Five Creeks
www.fivecreeks.org See also www.bluegreenbldg.org

North Bay Watershed Association
www.nbwatershed.org/

Marin Conservation League
www.conservationleague.org

Nature in the City
www.natureinthecity.org

Ross Valley Flood Protection and Watershed Program
www.rossvalleywatershed.org.

Save the Bay
www.savesfbay.org

Sierra Club
sanfranciscobay.sierraclub.org/Marin

Salmon Protection and Watershed Network (SPAWN)
www.spawnusa.org

Students and Teachers Restoring a Watershed (STRAW)
www.prbo.org/cms/192

Open Space

Marin County Open Space District
marinopenspace.org

San Anselmo Open Space Committee
sananselmoopenspace.org

Education

Environmental Education Council of Marin
www.eecom.net

Environmental Forum of Marin
www.marinefm.org

Marin Art and Garden Center
www.magc.org

Watershed Project
www.thewatershedproject.org

History

Fairfax Historical Society
www.marindirect.com/fxhistory

Ross Historical Society
www.moya-rhs.org

San Anselmo Historical Museum
sananselmohistory.org