== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/
Caltech/
CGS/
UCB/
UCSD/
UNR
Version #Q: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A microearthquake occurred at 12:24:11 PM (PDT) on Friday, August 7, 2009.
The magnitude 1.0 event occurred 7 km (4 miles) NNE of Lake Henshaw, CA.
The hypocentral depth is 12 km ( 8 miles).
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Magnitude |
1.0 - local magnitude (ML) |
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Time |
Friday, August 7, 2009 at 12:24:11 PM (PDT)
Friday, August 7, 2009 at 19:24:11 (UTC)
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Distance from |
Lake Henshaw, CA - 7 km (4 miles) NNE (25 degrees)
Mesa Grande, CA - 13 km (8 miles) NNE (15 degrees)
Palomar Observatory, CA - 14 km (9 miles) ESE (119 degrees)
Escondido, CA - 38 km (23 miles) ENE (60 degrees)
San Diego, CA - 69 km (43 miles) NE (34 degrees)
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Coordinates |
33 deg. 17.6 min. N (33.293N), 116 deg. 43.8 min. W (116.731W) |
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Depth |
12 km (7.5 miles) |
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Location Quality |
Good |
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Location Quality Parameters |
Nst=047, Nph=047, Dmin=14 km, Rmss=0.17 sec, Erho=0.3 km, Erzz=1.5 km, Gp=82.8 degrees
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Event ID# |
ci14497272 |
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Additional Information |
map with fault names
Google Earth KML (Requires Google Earth.)
Waveforms
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Did you feel it? ||
Shake Map South
For more information, see http://earthquake.usgs.gov/regional/sca/
|| Contacts
Back to map
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