Magnitude 3.9 & Swarm near San Ramon, CA
Sunday, November 24, 2002 at 6:54:23 AM (PST)
Magnitude | 3.9 |
---|---|
Time | Sunday, November 24, 2002 at 14:54:23 (UTC)
Sunday, November 24, 2002 at 6:54:23 AM (PST) |
Distance from | 0 km (0 miles) NNE (25 degrees) of San Ramon, CA 6 km (4 miles) NNW (327 degrees) of Dublin, CA 6 km (4 miles) SSE (160 degrees) of Danville, CA 17 km (11 miles) NE (41 degrees) of Hayward, CA |
Coordinates | 37 deg. 45.6
min. N (37.760N)
121 deg. 57.0 min. W (121.950W) |
Depth | 11.2 km (7.0 miles) |
Quality | Good |
Map showing the current (red) sequence together with the 1970 (green) & 1976 (blue) Danville sequences and 1990 Alamo (yellow) sequence. |
Detailed information on swarm from USGS & Berkeley
Shake Map
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Usually available within 5 minutes after the earthquake.
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Waveforms
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First arrivals
More distant stations
Focal Mechanism
Focal mechanism 1
Preliminary Earthquake Report
USGS, Menlo Park, CA
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory,
Berkeley, California