Date-Time:
Friday, August 07, 2009 at 10:49:34 UTC
Friday, August 07, 2009 at 03:49:34 AM at epicenter

Location:
40.316°N, 124.626°W

Depth:
16.4 km (10.2 miles)

Region:
Offshore Northern California

Distances:
29 km (18 miles) W (268°) from Petrolia, CA

42 km (26 miles) SW (227°) from Ferndale, CA

48 km (30 miles) WSW (245°) from Rio Dell, CA

66 km (41 miles) SW (217°) from Eureka, CA

334 km (208 miles) NW (307°) from Sacramento, CA

Location Uncertainty:horizontal +/- 0.5 km (0.3 miles); depth +/- 0.3 km (0.2 miles)

Parameters:
Nph= 46, Dmin=28 km, Rmss=0.07 sec, Gp=230°, M-type=regional moment magnitude (Mw), Version=3

Source:
California Integrated Seismic Net: USGS Caltech CGS UCB UCSD UNR

Event ID:
nc71261376