USGS-earthquakes-nc71283451.3.20090921T190033.540Z http://www.cisn.org/ncmc.html 2009-09-21T19:00:33+00:00 Actual Update Public USGS-earthquakes-nc71283451.1.20090919T235838.431Z/http://www.cisn.org/ncmc.html Geo Earthquake Past Unknown Likely CISN Northern California Management Center EQ 3.1 Ferndale, CA - PRELIMINARY REPORT An earthquake with magnitude 3.1 occurred near Ferndale, CA at 23:56:24.10 UTC on Sep 19, 2009. (This event has been reviewed by a seismologist.) http://earthquake.usgs.gov/eqcenter/recenteqsus/Quakes/nc71283451.php http://www.cisn.org/ncmc.html EventTime=2009-09-19T23:56:24+00:00 EventIDKey=nc71283451 Version=3 Magnitude=3.1 Depth=27.5 km (17.1 miles) HorizontalError=0.9 km VerticalError=0.6 km NumPhases=14 MinDistance=10.0 km RMSTimeError=0.07 seconds AzimuthalGap=230 degrees 12 miles (19 km) WSW of Ferndale, CA; 14 miles (23 km) NW of Petrolia, CA; 18 miles (28 km) WSW of Fortuna, CA; 26 miles (42 km) SW of Eureka, CA; 207 miles (334 km) NW of Sacramento, CA 40.484,-124.452 0.0