Major Earthquake in Japan. Originally reported at 7.9, then upgraded to 8.8. Tsunami alert has been issued for area.
Earthquake Details * This is a computer-generated message -- this event has not yet been reviewed by a seismologist.
Magnitude 8.8
Date-Time
* Friday, March 11, 2011 at 05:46:23 UTC
* Friday, March 11, 2011 at 02:46:23 PM at epicenter
* Time of Earthquake in other Time Zones
Location 38.322°N, 142.369°E
Depth 24.4 km (15.2 miles) set by location program
Region NEAR THE EAST COAST OF HONSHU, JAPAN
Distances 130 km (80 miles) E of Sendai, Honshu, Japan
178 km (110 miles) E of Yamagata, Honshu, Japan
178 km (110 miles) ENE of Fukushima, Honshu, Japan
373 km (231 miles) NE of TOKYO, Japan
Location Uncertainty horizontal +/- 13.5 km (8.4 miles); depth fixed by location program
Parameters NST=350, Nph=351, Dmin=416.3 km, Rmss=1.46 sec, Gp= 29°,
M-type="moment" magnitude from initial P wave (tsuboi method) (Mi/Mwp), Version=A
Source
* USGS NEIC (WDCS-D)
Event ID usc0001xgp