earthquakes Magnitude 5.9 - OFFSHORE NORTHERN CALIFORNIA MAINSHOCK Magnitude : 5.87 Mw (A moderate quake) Time : 04 Feb 2010 0… byThe Great Pacific Northwest Earthquake -February 04, 2010
earthquakes Northern California Earthquake Data Center The Northern California Earthquake Data Center (NCEDC) is a joint project of the Unive… byThe Great Pacific Northwest Earthquake -February 04, 2010
