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Wednesday, July 20, 2011

Another earthquake this morning

Preliminary Earthquake Report Magnitude 2.3 Md
Date-Time 20 Jul 2011 11:32:09 UTC
20 Jul 2011 06:32:09 near epicenter
20 Jul 2011 05:32:09 standard time in your timezone

Location 35.321N 92.566W
Depth 2 km
Distances 13 km (8 miles) W (272 degrees) of Twin Groves, AR
15 km (9 miles) WSW (250 degrees) of Damascus, AR
17 km (10 miles) NW (323 degrees) of Wooster, AR
68 km (42 miles) NNW (342 degrees) of Little Rock, AR
422 km (262 miles) SSW (210 degrees) of St. Louis, MO

Location Uncertainty Horizontal: 1.1 km; Vertical 1.2 km
Parameters Nph = 14; Dmin = 18.0 km; Rmss = 0.07 seconds; Gp = 82°
M-type = Md; Version = A
Event ID NM 072011a

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