Magnitude 1.8
Date-Time
Thursday, October 20, 2011 at 22:09:20 UTC
Thursday, October 20, 2011 at 03:09:20 PM at epicenter
Location 37.864°N, 122.246°W
Depth 9 km (5.6 miles)
Region SAN FRANCISCO BAY AREA, CALIFORNIA
Distances
3 km (2 miles) ESE (110°) from Berkeley, CA
5 km (3 miles) NE (50°) from Emeryville, CA
5 km (3 miles) NNW (345°) from Piedmont, CA
8 km (5 miles) NNW (348°) from Oakland, CA
Location Uncertainty horizontal +/- 0.2 km (0.1 miles); depth +/- 0.4 km (0.2 miles)
Parameters Nph= 41, Dmin=2 km, Rmss=0.12 sec, Gp= 25°,
M-type=duration magnitude (Md), Version=1