Magnitude 1.9 - Southeastern Missouri

DEYO NOTE: Normally a small quake like this wouldn't attract attention, but it may have contriubted to the collapse of the Taum Sauk Lake Dam today

December 14, 2005
USGS

Preliminary Earthquake Report Cooperative New Madrid Seismic Network

A micro earthquake occurred at 05:40:04 (UTC) on Wednesday, December 14, 2005. The magnitude 1.9 event has been located in SOUTHEASTERN MISSOURI. The hypocentral depth was estimated to be 16 km (10 miles). (This event has been reviewed by a seismologist.)

Magnitude 1.9
Date-Time December 13, 2005 at 11:40:04 PM = local time at epicenter
Location 36.730°N, 89.500°W
Depth 15.6 km (9.7 miles)
Region SOUTHEASTERN MISSOURI
Distances 8 km (5 miles) ESE (112°) from Matthews, MO

12 km (7 miles) WSW (242°) from East Prairie, MO
16 km (10 miles) N (11°) from New Madrid, MO
18 km (11 miles) SSE (155°) from Sikeston, MO
184 km (114 miles) NNE (13°) from Memphis, TN
221 km (137 miles) SSE (163°) from St. Louis, MO

Location Uncertainty horizontal +/- 0.5 km (0.3 miles); depth +/- 1 km (0.6 miles)

http://news.xinhuanet.com/english/2005-12/13/content_3917582.htm