== PRELIMINARY EARTHQUAKE REPORT ==
California Integrated Seismic Net
USGS/ Caltech/ CGS/ UCB/ UCSD/ UNR
Version #1: This report supersedes any earlier reports of this event.
This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A light earthquake occurred at 7:34:44 AM (PDT) on Saturday, July 11, 2009.
The magnitude 4.0 event occurred 30 km (19 miles) WSW of La Jolla, CA.
The hypocentral depth is 18 km (12 miles).
| Magnitude | 4.0 - local magnitude (ML) |
|---|---|
| Time | Saturday, July 11, 2009 at 7:34:44 AM (PDT) Saturday, July 11, 2009 at 14:34:44 (UTC) |
| Distance from | La Jolla, CA - 30 km (19 miles) WSW (244 degrees) Coronado, CA - 35 km (22 miles) W (280 degrees) Del Mar, CA - 37 km (23 miles) SW (226 degrees) San Diego, CA - 38 km (23 miles) W (262 degrees) |
| Coordinates | 32 deg. 43.9 min. N (32.732N), 117 deg. 32.7 min. W (117.546W) |
| Depth | 18.5 km (11.5 miles) |
| Location Quality | Good |
| Location Quality Parameters | Nst=029, Nph=029, Dmin=30 km, Rmss=0.14 sec, Erho=0.4 km, Erzz=1 km, Gp=180 degrees |
| Event ID# | ci10437169 |
| Additional Information | 2-degree map Google Earth KML (Requires Google Earth.) Did you feel it? ShakeMap shaking intensity maps Waveforms 24-hour Aftershock Forecast Map Tsunami Information Statement from the WC/ATWC |
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