Magnitude 4.9 - OFFSHORE NORTHERN CALIFORNIA

2009 August 07 10:49:34 UTC

Magnitude	4.9
Date-Time	Friday, August 07, 2009 at 10:49:34 UTC Friday, August 07, 2009 at 03:49:34 AM at epicenter Time of Earthquake in other Time Zones
Location	40.310°N, 124.637°W
Depth	16.9 km (10.5 miles)
Region	OFFSHORE NORTHERN CALIFORNIA
Distances	30 km (19 miles) W (267°) from Petrolia, CA 44 km (27 miles) SW (227°) from Ferndale, CA 50 km (31 miles) WSW (245°) from Rio Dell, CA 67 km (42 miles) SW (217°) from Eureka, CA 335 km (208 miles) NW (307°) from Sacramento, CA
Location Uncertainty	horizontal +/- 0.8 km (0.5 miles); depth +/- 0.4 km (0.2 miles)
Parameters	Nph= 28, Dmin=29 km, Rmss=0.09 sec, Gp=230°, M-type=regional moment magnitude (Mw), Version=6
Source	California Integrated Seismic Net: USGS Caltech CGS UCB UCSD UNR
Event ID	nc71261376

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