Recent Earthquakes in Central US
== PRELIMINARY EARTHQUAKE REPORT ==Cooperative New Madrid Seismic Network
Version #A: This report supersedes any earlier reports of this event.
This event has been reviewed by a seismologist.
A micro earthquake occurred at 5:34:29 AM (CST) on Sunday, December 18, 2011
.
The magnitude 2.0 event occurred 9 km (6 miles) NNW of Quitman, AR .
The hypocentral depth is 0.1 km (0.1 miles).
| Magnitude | 2.0 - duration magnitude (Md) |
|---|---|
| Time | Sunday, December 18, 2011 at 5:34:29 AM (CST)
Sunday, December 18, 2011 at 11:34:29 (UTC) |
| Distance from | Quitman, AR - 9 km (6 miles) NNW (345 degrees) Higden, AR - 13 km (8 miles) SSW (196 degrees) Fairfield Bay, AR - 15 km (9 miles) SSE (167 degrees) North Little Rock, AR - 77 km (48 miles) N (2 degrees) |
| Coordinates | 35 deg. 27.9 min. N (35.465N), 92 deg. 14.5 min. W ( 92.241W) |
| Depth | 0.1 km (0.1 miles) |
| Quality | Fair |
| Location Quality Parameters | Nst= 12, Nph= 17, Dmin=11 km, Rmss=0.29 sec, Erho=2 km, Erzz=3.2 km, Gp=104.4 degrees |
| Event ID# | nm1218111a |
| Additional Information | map |
For more information, see http://folkworm.ceri.memphis.edu/