Middle of the night earthquake in Arkansas

2.4 mb_Lg - ARKANSAS

Preliminary Earthquake Report
Magnitude 2.4 mb_Lg

Date-Time
12 Aug 2012 01:05:26 UTC
11 Aug 2012 20:05:26 near epicenter
11 Aug 2012 19:05:26 standard time in your timezone

Location 36.291N 91.097W

Depth 5 km

Distances
11 km (7 miles) WNW (285 degrees) of Pocahontas, AR
12 km (7 miles) ESE (104 degrees) of Ravenden Springs, AR
12 km (8 miles) NE (37 degrees) of Imboden, AR
165 km (103 miles) NW (322 degrees) of Memphis, TN
271 km (168 miles) SSW (196 degrees) of St. Louis, MO

Location Uncertainty Horizontal: 9.7 km; Vertical 3.0 km

Parameters Nph = 46; Dmin = 24.8 km; Rmss = 0.73 seconds; Gp = 38° M-type = mb_Lg; Version = 5

Event ID us b000bv46