USGS-earthquakes-nc71284091.2.20090921T192543.705Z http://www.cisn.org/ncmc.html 2009-09-21T19:25:43+00:00 Actual Update Public USGS-earthquakes-nc71284091.0.20090921T105823.983Z/http://www.cisn.org/ncmc.html Geo Earthquake Past Unknown Likely CISN Northern California Management Center EQ 2.8 The Geysers, CA - PRELIMINARY REPORT An earthquake with magnitude 2.8 occurred near The Geysers, CA at 10:56:35.80 UTC on Sep 21, 2009. (This event has been reviewed by a seismologist.) http://earthquake.usgs.gov/eqcenter/recenteqsus/Quakes/nc71284091.php http://www.cisn.org/ncmc.html EventTime=2009-09-21T10:56:35+00:00 EventIDKey=nc71284091 Version=2 Magnitude=2.8 Depth=1.8 km (1.1 miles) HorizontalError=0.1 km VerticalError=0.2 km NumPhases=70 MinDistance=1.0 km RMSTimeError=0.07 seconds AzimuthalGap=22 degrees 3 miles (5 km) ESE of The Geysers, CA; 3 miles (6 km) W of Anderson Springs, CA; 4 miles (7 km) SSW of Cobb, CA; 23 miles (37 km) NNW of Santa Rosa, CA; 71 miles (115 km) WNW of Sacramento, CA 38.779,-122.756 0.0