2.1 Md - ARKANSAS
Preliminary Earthquake Report Magnitude 2.1 Md
Date-Time 18 Dec 2011 21:42:43 UTC
18 Dec 2011 15:42:43 near epicenter
18 Dec 2011 15:42:43 standard time in your timezone
Location 35.465N 92.251W
Depth 1 km
Distances 10 km (6 miles) NNW (342 degrees) of Quitman, AR
13 km (8 miles) SSW (200 degrees) of Higden, AR
15 km (10 miles) S (176 degrees) of Fairfield Bay, AR
81 km (51 miles) N (5 degrees) of Little Rock, AR
394 km (245 miles) SSW (207 degrees) of St. Louis, MO
Location Uncertainty Horizontal: 1.3 km; Vertical 1.7 km
Parameters Nph = 18; Dmin = 11.0 km; Rmss = 0.16 seconds; Gp = 104°
M-type = Md; Version = A
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