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 11:53:58 PM (CDT) on Sunday, June 22, 2008
.
The magnitude 1.8 event occurred 10 km (6 miles) WSW of New Madrid, MO .
The hypocentral depth is 9 km ( 5 miles).
| Magnitude | 1.8 - duration magnitude (Md) |
|---|---|
| Time | Sunday, June 22, 2008 at 11:53:58 PM (CDT)
Monday, June 23, 2008 at 4:53:58 (UTC) |
| Distance from | New Madrid, MO - 10 km (6 miles) WSW (238 degrees) Portageville, MO - 15 km (9 miles) NNE (29 degrees) Parma, MO - 19 km (12 miles) ESE (115 degrees) Jonesboro, AR - 124 km (77 miles) NE (51 degrees) |
| Coordinates | 36 deg. 32.4 min. N (36.540N), 89 deg. 37.2 min. W ( 89.620W) |
| Depth | 8.6 km (5.3 miles) |
| Quality | Excellent |
| Location Quality Parameters | Nst= 19, Nph= 33, Dmin=4 km, Rmss=0.06 sec, Erho=0.5 km, Erzz=0.9 km, Gp=64.8 degrees |
| Event ID# | nmhwb0623a |
| Additional Information | map |
For more information, see http://folkworm.ceri.memphis.edu/