Description:
Background about the October 21, 1868, Hayward Fault earthquake, which, "because of its location in the heart of the [San Francisco] Bay Area ... and its magnitude, variously estimated as between 6.8 and 7.0, ... was one of the most destructive in California history." Provides explanations of the earthquake, shaking distribution maps (released in fall 2007), and general background about the Hayward fault. From the U.S. Geological Survey (USGS). |