== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #2: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A microearthquake occurred at 5:52:35 PM (PDT) on Sunday, May 3, 2009.
The magnitude 1.5 event occurred 20 km (13 miles) NE of Upper Lake, CA.
The hypocentral depth is 13 km ( 8 miles).
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Magnitude |
1.5 - duration magnitude (Md) |
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Time |
Sunday, May 3, 2009 at 5:52:35 PM (PDT)
Monday, May 4, 2009 at 0:52:35 (UTC)
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Distance from |
Upper Lake, CA - 20 km (13 miles) NE (39 degrees)
Nice, CA - 21 km (13 miles) NNE (23 degrees)
Lake Pillsbury, CA - 21 km (13 miles) SE (125 degrees)
Ukiah, CA - 42 km (26 miles) ENE (67 degrees)
Sacramento, CA - 139 km (86 miles) NW (307 degrees)
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Coordinates |
39 deg. 18.0 min. N (39.300N), 122 deg. 45.4 min. W (122.757W) |
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Depth |
13.2 km (8.2 miles) |
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Location Quality |
Good |
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Location Quality Parameters |
Nst= 9, Nph= 9, Dmin=20 km, Rmss=0.03 sec, Erho=0.5 km, Erzz=1 km, Gp=162 degrees
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Event ID# |
nc71216966 |
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Additional Information |
map with fault names
Google Earth KML (Requires Google Earth.)
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Did you feel it? ||
Shake Map North
For more information, see http://quake.wr.usgs.gov/
|| Contacts
Back to map
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