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Site Characterization Information

Technical Summary
 
Location:
      Aerial Photo of Jasper Ridge Biological Preserve
A low ridge in the eastern foothills of the Santa Cruz Mountains at the base of the San Francisco Peninsula, 7 kilometers west of the main Stanford University campus, San Mateo County, CA.

2002 color aerial photo (right). Click here for larger image.
Latitude: 37°24'N
 
Longitude: 122°13'30"W
 
USGS Maps: Palo Alto 7.5' shows the entire Preserve; Woodside and La Honda 7.5' include the rest of the San Francisquito Creek watershed.
 
Size: 481 hectares (1,189 acres) owned by Stanford University. Maximum East-West dimension about 4 km; maximum North-South dimension about 2 km.
 
Elevation: 66-207 meters (217-679 feet)
 
Climate: Mediterranean.
 
Precipitation: 652 millimeters (26 inches) per year for water years 1975-2004.
 
Topography: The Preserve covers the northern half of Jasper Ridge, a long, flat-topped ridge with a northwest-southeast axis within the San Francisquito Creek watershed. Northeast and southwest exposures flanking the ridge drain into streams, wetlands, or a eutrophic lake within the Preserve.

The south half of what is referred to as Jasper Ridge is outside the Preserve boundary and part of the Town of Portola Valley
 

 
 

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