Watershed Descriptions

San Gregorio Creek – Back to Study Area

Area¹: 134,861 km²

Planning Watersheds¹: 5

Description: The San Gregorio Creek watershed is located in south-central San Mateo County. It abuts the Palo Alto watershed and drains into San Gregorio Creek, which empties into the Pacific Ocean. The Communities of La Honda, San Gregorio, and Sky Londa are contained in the San Gregorio watershed. Parts of the San Gregorio State Beach and Mc Donald County Park and numerous Open Space Preserves are located in the watershed. To interactively explore features of this watershed, visit the Interactive Mapping section of this Web site.

Streams²:

Salmonids³:

• steelhead trout (Oncorhynchus mykiss)

Watershed Groups: San Gregorio Environmental Resource Center

Watershed Plans:

Ownership⁴: Local, State, and Private

Landcover and Landuse⁵:

Source Information:

¹California Department of Forestry and Fire Protection Watersheds (CALWATER 2.2) for Hydrologic Sub-Area Name and Planning Watershed Name (see metadata for srp_calw22)
²U.S. Environmental Protection Agency Stream Reach File 3 (see metadata for srp_rf3)
³Personal communication: Jerry Smith (San Jose) and Don Alley (Brookdale), 2004.
⁴California Department of Forestry and Fire Protection Conservation and Public Lands (Legacy Project) (see metadata spr_govtowna)
⁵California Department of Forestry and Fire Protection Multi Source Landcover Data (2002) (see metadata srp_fveg)

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