Magnitude 3.0 Earthquake ARKANSAS USA 2012 August 20

2012 August 20 04:29:04 UTC: ARKANSAS USA EARTHQUAKE

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Magnitude: 3.0

Date-Time: Monday, August 20, 2012 at 04:29:04 UTC

Sunday, August 19, 2012 at 11:29:04 PM at epicenter

Earthquake data:

Location : 35.235°N, 92.406°W

Depth : 5 km (3.1 miles)

Region : ARKANSAS

Distances:

a)2 km (1 miles) WSW of Greenbrier, Arkansas

b)15 km (9 miles) N of Conway, Arkansas

c)40 km (24 miles) N of Maumelle, Arkansas

d)45 km (27 miles) NW of Cabot, Arkansas

Location Uncertainty:horizontal +/- 4.2 km (2.6 miles); depth +/- 2.9 km (1.8 miles)

Parameters: NST= 8, Nph= 10, Dmin=12.2 km, Rmss=0.16 sec, Gp= 61°, M-type="Nuttli" surface wave magnitude (mbLg), Version=6