Strong mag. 6.0 earthquake - North Pacific Ocean, 531 km northeast of Tokyo, Japan, on Friday, 12 July 1968 at 00:44 (GMT)
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Strong magnitude 6.0 earthquake at 22 km depth
Magnitude: 6
Depth: 21.8 km
Epicenter latitude / longitude: 39.554°N / 143.238°E
(North Pacific Ocean, Japan)Nearest volcano: Nanashigure (191 km / 119 mi)
Nearby towns and cities:
111 km (69 mi) E of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
112 km (69 mi) E of Miyako (pop: 51,700) --> See nearby quakes!
117 km (73 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
122 km (76 mi) ENE of Kamaishi (pop: 43,100) --> See nearby quakes!
141 km (88 mi) ENE of Ōfunato (pop: 35,400) --> See nearby quakes!
149 km (92 mi) E of Tōno (pop: 26,800) --> See nearby quakes!
180 km (112 mi) E of Morioka (pop: 295,200) --> See nearby quakes!
182 km (113 mi) SE of Hachinohe (pop: 239,000) --> See nearby quakes!
421 km (262 mi) SSE of Sapporo (pop: 1,883,000) --> See nearby quakes!
531 km (330 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) More info
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.
| Magnitude | Depth | Location | Source |
| M 6.0 | 22 km | off the east coast of 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 6.0 quake North Pacific Ocean, 531 km northeast of Tokyo, Japan, 12 July 1968 00:44 GMT
More info
Recorded aftershocks, latest first (2 quakes):- 25 Aug 1968 09:13 UTC| M 5.7 |21.5 km (13.4 mi) depth|57 km (36 mi) distance| USGS | Details
- 12 Jul 1968 03:56 UTC| M 6.0 |19.9 km (12.4 mi) depth|8 km (5 mi) distance| USGS | Strong mag. 6.0 earthquake - North Pacific Ocean, 539 km northeast of Tokyo, Japan, on Friday, 12 July 1968 at 03:56 (GMT)
Earlier earthquakes in the same area
Strong mag. 6.0 earthquake - North Pacific Ocean, 531 km northeast of Tokyo, Japan, on Friday, 12 July 1968 at 00:44 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
