Magnitude 3.8 Earthquake of NORTHERN CALIFORNIA 2011 December 08

2011 December 08 17:16:14 UTC: NORTHERN CALIFORNIA

Magnitude:3.8

Date-Time : Thursday, December 08, 2011 at 17:16:14 UTC
Thursday, December 08, 2011 at 09:16:14 AM at epicenter

Location : 40.455°N, 124.331°W

Depth : 24.8 km (15.4 miles)

Region : NORTHERN CALIFORNIA


Distances: a) 15 km (9 miles) NNW (345°) from Petrolia, CA

b) 15 km (9 miles) SSW (203°) from Ferndale, CA

c)20 km (12 miles) WSW (256°) from Rio Dell, CA

d)324 km (201 miles) NW (312°) from Sacramento, CA

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Location Uncertainty: horizontal +/- 0.6 km (0.4 miles); depth +/- 0.7 km (0.4 miles)

Parameters : Nph= 27, Dmin=2 km, Rmss=0.11 sec, Gp=173°, M-type=regional moment magnitude (Mw), Version=5