USGS-earthquakes-nc51207494.1.20080829T042525.736Z http://www.cisn.org/ncmc.html 2008-08-29T04:25:25+00:00 Actual Alert Public Geo Earthquake Past Unknown Likely CISN Northern California Management Center EQ 2.8 Concord, CA - PRELIMINARY REPORT An earthquake with magnitude 2.8 occurred near Concord, CA at 04:22:38.70 UTC on Aug 29, 2008. (This is a computer-generated message and has not yet been reviewed by a seismologist.) http://earthquake.usgs.gov/eqcenter/recenteqsus/Quakes/nc51207494.php http://www.cisn.org/ncmc.html EventTime=2008-08-29T04:22:38+00:00 EventIDKey=nc51207494 Version=1 Magnitude=2.8 Depth=16.5 km (10.3 miles) HorizontalError=0.2 km VerticalError=0.3 km NumStations=92 NumPhases=92 MinDistance=5.0 km RMSTimeError=0.14 seconds AzimuthalGap=72 degrees 2 miles (3 km) NW of Concord, CA; 3 miles (5 km) NNE of Pleasant Hill, CA; 4 miles (7 km) ESE of Martinez, CA; 25 miles (40 km) NE of San Francisco City Hall, CA 37.987,-122.046 0.0