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World » Magnitude 2.5 - ARKANSAS

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Magnitude 2.5 - ARKANSAS

2007 September 04 04:18:23 UTC

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Earthquake Details

Magnitude

2.5

Date-Time

Tuesday, September 04, 2007 at 04:18:23 UTC

Monday, September 03, 2007 at 11:18:23 PM at epicenter

Location

36.140°N, 91.410°W

Depth

9.2 km (5.7 miles)

Region

ARKANSAS

Distances

12 km (7 miles) NW (305°) from Smithville, AR

13 km (8 miles) SSW (200°) from Williford, AR

18 km (11 miles) SE (145°) from Highland, AR

173 km (107 miles) NW (312°) from Memphis, TN

295 km (183 miles) SSW (201°) from St. Louis, MO

Location
Uncertainty

horizontal +/- 1.8 km (1.1 miles); depth +/- 2.8 km (1.7 miles)

Parameters

Nst= 32, Nph= 44, Dmin=74.7 km, Rmss=0.21 sec,
Gp=184°,
M-type=duration magnitude (Md), Version=A

Source

Cooperative New Madrid Seismic Network

Event
ID

nmhwb0904a

This event has been reviewed by a seismologist.

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Page Last Modified: September 04, 2007 8:08:08 AM.