On August, 24, 2014 at 3:20 AM (local time) a magnitude 6.0 earthquake occurred in South Napa County. In response to the earthquake, California Earthquake Clearinghouse established a physical clearinghouse location in Napa, CA from August, 24 to August 26, 2014. A complete summary of the Clearinghouse activation for the South Napa Earthquake can be found in the After-Action Report.
The South Napa Earthquake Virtual Clearinghouse Website contains more information about the earthquake, including, reports, updates, links, and information about how to contribute data. The site continues to be updated.