A pair of earthquakes shook a portion of Napa County on Tuesday afternoon. Initial data from the U.S. Geological Survey indicated the initial quake measured a 3.6 magnitude and struck in the ...

Add Yahoo as a preferred source to see more of our stories on Google. A 3.6 magnitude earthquake rattled the Napa Valley on Tuesday. (S.F. Chronicle) Two small earthquakes struck near Angwin, just ...

Two earthquakes struck near Angwin near Pope Valley in Napa County on Tuesday afternoon, July 7, the first a preliminary magnitude 3.6 followed shortly by a smaller preliminary magnitude 2.6 quake, ...

Emerging data on last month's magnitude-6.0 earthquake shows it directed most of its force north toward Napa and the Napa Valley, hitting hard enough to move one side of the West Napa Fault north by ...

Downtown Napa tends to be in the news for all the wrong reasons, from floods and high-profile business failures to Sunday's vivid images of earthquake-scarred buildings that had shed stonework and ...