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1868 Hayward Earthquake Alliance

Activities & Events

Geology of the Calaveras Fault in Santa Clara County

Northern California Geological Society, USGS

Geology of the Calaveras Fault. Stops include:

  1. Coyote Lake is in the rift valley of the Calaveras Fault (east of Gilroy)
  2. Harvey Bear Ranch near Gilroy
  3. Anderson Park (near Morgan Hill)
  4. Coyote Creek gravel bars

Hiking and driving involved. About 15 mile drive from Stop 1 and about 4 miles hiking total for the day.


Aug. 23, 2008 from 9:00a.m. to 5 p.m.


Meet at Coyote Lake Campground in Coyote Lake/Harvey Bear Ranch County Park

We will tour the following County Parks:
Coyote Lake, Harvey Bear Ranch, Anderson Park, and Coyote Creek bike path


Continuation of investigations of the Hayward/Calaveras Fault system.


Professionals, Educators and Students

Volunteer Opportunities



Tridib Guha, (925) 363-1999

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