A minor earthquake occurred at 4:22:42 AM (PDT) on Thursday, September 10, 2009.The magnitude 3.9 event occurred 10 km (6 miles) ESE of Pt. Arguello, CA.
The hypocentral depth is 8 km ( 5 miles).
| Magnitude | 3.9 - local magnitude (ML) |
|---|---|
| Time | Thursday, September 10, 2009 at 4:22:42 AM (PDT) Thursday, September 10, 2009 at 11:22:42 (UTC) |
| Distance from | Pt. Arguello, CA - 10 km (6 miles) ESE (112 degrees) Pt. Conception, CA - 11 km (7 miles) NW (322 degrees) Lompoc, CA - 14 km (9 miles) SSW (213 degrees) Santa Maria, CA - 47 km (29 miles) SSW (192 degrees) Los Angeles Civic Center, CA - 218 km (135 miles) WNW (285 degrees) |
| Coordinates | 34 deg. 32.5 min. N (34.542N), 120 deg. 32.6 min. W (120.543W) |
| Depth | 8.4 km (5.2 miles) |
| Location Quality | Fair |
| Location Quality Parameters | Nst=026, Nph=026, Dmin=4 km, Rmss=0.28 sec, Erho=1.6 km, Erzz=0.8 km, Gp=223.2 degrees |
| Event ID# | ci14508708 |
| 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 |
A minor earthquake occurred at 11:45:52 AM (PDT) on Wednesday, September 9, 2009.
The magnitude 3.6 event occurred 2 km (1 miles) NNE of Aromas, CA.
The hypocentral depth is 5 km ( 3 miles).
The magnitude 3.6 event occurred 2 km (1 miles) NNE of Aromas, CA.
The hypocentral depth is 5 km ( 3 miles).
| Magnitude | 3.6 - regional moment magnitude (Mw) |
|---|---|
| Time | Wednesday, September 9, 2009 at 11:45:52 AM (PDT) Wednesday, September 9, 2009 at 18:45:52 (UTC) |
| Distance from | Aromas, CA - 2 km (1 miles) NNE (26 degrees) Pajaro, CA - 10 km (6 miles) E (88 degrees) Las Lomas, CA - 10 km (6 miles) ENE (66 degrees) Hollister, CA - 22 km (13 miles) WNW (286 degrees) San Jose City Hall, CA - 54 km (33 miles) SSE (154 degrees) |
| Coordinates | 36 deg. 54.1 min. N (36.902N), 121 deg. 37.9 min. W (121.632W) |
| Depth | 5 km (3.1 miles) |
| Location Quality | Excellent |
| Location Quality Parameters | Nst= 94, Nph= 94, Dmin=4 km, Rmss=0.12 sec, Erho=0.1 km, Erzz=0.3 km, Gp=39.6 degrees |
| Event ID# | nc71278336 |
| Additional Information | 2-degree map Google Earth KML (Requires Google Earth.) Did you feel it? ShakeMap shaking intensity maps NCSS First Motion Mechanism 1 Waveforms Waveforms for ShakeMap NCSS Moment Tensor Solution |
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