Strong mag. 6.8 earthquake - Eastern Honshu, Japan on Wednesday, 23 July 2008
Magnitude: 6.8
Depth: 108.0 km
Epicenter latitude / longitude: 39.802°N / 141.464°E
(Japan)Nearest volcano: Iwate (40 km / 25 mi)
Nearby towns and cities:
29 km (18 mi) NE of Morioka (pop: 295,200)
43 km (27 mi) NE of Shizukuishi (pop: 19,900)
44 km (28 mi) NW of Miyako (pop: 51,700)
116 km (72 mi) E of Akita (pop: 320,100)
178 km (111 mi) NE of Sendai (pop: 1,063,100)
483 km (300 mi) NE of Tokyo (pop: 8,336,600)
Primary data source: USGS
Estimated released energy: 1 x 1015 joules (278 gigawatt hours, equivalent to 2.4 x 105 tons of TNT or 14.9 atomic bombs!) [learn more]
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Time | Mag. / Depth | Location | Source |
| Wed, 23 Jul 15:26 UTC | M 6.8 / 108 km | Eastern Honshu, Japan | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
Aftershocks of the 6.8 quake: Eastern Honshu, Japan, 23 Jul 2008 15:26
More info
Recorded aftershocks, latest first (2 quakes):- 26 Sep 2008 16:53 UTC| M 5.0 |39.3 km (24.4 mi) depth|137 km (85 mi) distance| USGS | Details
- 24 Jul 2008 02:27 UTC| M 5.2 |111.9 km (69.5 mi) depth|21 km (13 mi) distance| USGS | Details
Earlier earthquakes in the same area
Strong mag. 6.8 earthquake - Eastern Honshu, Japan on Wednesday, 23 July 2008Click here to search our database for earlier earthquakes in the same area since 1900!
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