Another shaker hits the Berkeley Hills, a 2.7 roller

The quake hit at 09:25, felt distinctly here at Casa esnl as a roller, a tremor that came in two distinct pulse, milliseconds apart. The epicenter was directly beneath Oak Ridge Road in the Berkeley Hills, south of Tunnel Road and not far from Hazel Road, the epicenter of Wednesday night’s quake.

Here’s the info from the U.S. Geological Survey’s web page fot today’s shaker:h

Magnitude	2.7
Date-Time	Friday, September 28, 2012 at 16:25:55 UTC Friday, September 28, 2012 at 09:25:55 AM at epicenter
Location	37.856°N, 122.242°W
Depth	7.2 km (4.5 miles)
Region	SAN FRANCISCO BAY AREA, CALIFORNIA
Distances	3 km (2 miles) ESE (121°) from Berkeley, CA 4 km (2 miles) NNW (346°) from Piedmont, CA 5 km (3 miles) ENE (61°) from Emeryville, CA 7 km (4 miles) N (350°) from Oakland, CA
Location Uncertainty	horizontal +/- 0.2 km (0.1 miles); depth +/- 0.3 km (0.2 miles)
Parameters	Nph= 63, Dmin=2 km, Rmss=0.13 sec, Gp= 22°, M-type=duration magnitude (Md), Version=1

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