Date and Time: | 7 April 2011 23:32 JST (14:32 UTC) |
Magnitude: | 7.1 (interim value) |
Hypocenter: | N38.2, E141.9 (40km E off Oshika Peninsula) Depth 66km (interim value) |
Mechanism: | Reverse fault type with WNW-ESE compressional axis (by CMT analysis) |
Earthquake Early Warning: | Issued 7.4 seconds after the detection of the first P-wave at the nearest seismic station |
JMA Seismic Intensity: |
6+ (Max) |
Kurihara City, Sendai City in Miyagi Prefecture |
6- or weaker |
Observed nationwide from Hokkaido to Chugoku |
|
Tsunami Warnings and Advisories: |
Date and Time |
Action |
Number of Areas (Total : 66 areas) |
Warning (3m or higher) |
Warning (Up to 2m) |
Advisory (About 0.5m) |
07 April 2011 23:34 JST (14:34 UTC) |
Issued |
0 |
1 |
4 |
08 April 2011 00:55 JST (15:55 UTC) |
Lifted |
0 |
0 |
0 |
|
Observed Tsunami: |
None |