Ohio Earthquake Raised to M 4.3

4.3 Ml - OHIO

Preliminary Earthquake Report

Magnitude	4.3 Ml
Date-Time	31 Dec 2011 20:05:01 UTC 31 Dec 2011 15:05:01 near epicenter 31 Dec 2011 12:05:01 standard time in your timezone
Location	41.121N 80.684W
Depth	5 km
Distances	4 km (2 miles) NW (314 degrees) of Youngstown, OH 4 km (3 miles) SSE (167 degrees) of Girard, OH 6 km (4 miles) NE (54 degrees) of Austintown, OH 70 km (44 miles) E (85 degrees) of Akron, OH 96 km (60 miles) NW (322 degrees) of Pittsburgh, PA
Location Uncertainty	Horizontal: 0.5 km; Vertical 31.6 km
Parameters	Nph = 18; Dmin = 61.0 km; Rmss = 0.23 seconds; Gp = 136° M-type = Ml; Version = 1
Event ID	LD 60029101 ***This event supersedes event USc0007f7s.

For updates, maps, and technical information, see:
Event Page
or
USGS Earthquake Hazards Program

Lamont-Doherty Cooperative Seismographic Network
Columbia University
http://www.ldeo.columbia.edu/LCSN/

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