  May earthquake July earthquake 2003 Miyagi earthquakes (Tohoku, Japan) | |
| UTC time | 2003-05-26 09:24:33 |
|---|---|
| 2003-07-25 22:13:29 | |
| USGS-ANSS | ComCat |
| ComCat | |
| Magnitude | 7.0 Mw 7.1 MJMA |
| 6.1 Mw 6.4 MJMA | |
| Depth | 68.0 km (42.3 mi) |
| 6.0 km (3.7 mi) | |
| Max. intensity | JMA 6+ (MMI IX) |
| Peak acceleration | 2.08 g |
| Casualties | 851 injured |
There were two major earthquakes in 2003 in Miyagi Prefecture, Japan. The first quake in May injured 174 and caused $97.3 million in damage. Another quake in July injured 677.[2] More than 11,000 buildings were affected, causing an estimated $195.4 million in damage.
The May 2003 Miyagi earthquake is an earthquake struck the east coast of the Japanese island of Honshū at 18.24 pm (09:46 UTC) on May 26.[3] The event registered 7.1 on the Japan Meteorological Agency magnitude scale.[4] The quake injured 174 people and caused $97.3 million in damage.[5] It had a maximum Modified Mercalli intensity of IX (Violent), based on damage to a road about 1 km (0.62 mi) from the epicenter.[6]
The July 2003 Miyagi earthquake is a series of earthquakes that occurred in Miyagi Prefecture, Japan on July 26.[7][8] The seismic magnitude scale of the mainshock was MJMA6.4.[9] Six hundred and seventy-seven people were injured by the earthquake.[2]
| Date and time (JST) | Magnitude (JMA) | Max. intensity | Depth | Remarks |
|---|---|---|---|---|
| July 26, 0:13 | M5.6 | JMA 6– | 12 km[10] | Foreshock |
| July 26, 7:13[11] | M6.4[12][13] | JMA 6+ | 12 km[14] | Mainshock |
| July 26, 10:22 | M5.1 | JMA 5– | 13 km[15] | Aftershock |
| July 26, 16:56 | M5.5 | JMA 6– | 12 km[16] | |
| July 28, 16:08 | M5.1 | JMA 5– | 14 km[17] |
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† earthquakes resulting in at least 30 deaths | |
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