Strong mag. 6.0 earthquake - Off the East Coast of Honshu, Japan, on Wednesday, 15 September 1971 at 14:55 (GMT)
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Strong magnitude 6.0 earthquake at 25 km depth
Depth: 25.0 km
Epicenter latitude / longitude: 39.11°N / 143.525°E (Japan)
Nearest volcano: Iwate (232 km / 144 mi)
Nearby towns and cities:
141 km (88 mi) ESE of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
143 km (89 mi) E of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
144 km (89 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
149 km (92 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
156 km (97 mi) E of Ōfunato (pop: 35,400) --> See nearby quakes!
208 km (129 mi) ENE of Ishinomaki (pop: 117,200) --> See nearby quakes!
208 km (130 mi) E of Kitakami (pop: 93,900) --> See nearby quakes!
214 km (133 mi) ESE of Morioka (pop: 295,200) --> See nearby quakes!
509 km (316 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
534 km (332 mi) NE of Yokohama (pop: 3,574,400) --> 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.
|M 6.0||25 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.
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Aftershocks of the 6.0 quake Off the East Coast of Honshu, Japan, 15 September 1971 14:55 GMT
More infoRecorded aftershocks, latest first (1 quakes):
- 24 Sep 1971 01:10 UTC| M 6.4 |22 km (13.7 mi) depth|29 km (18 mi) distance| USGS | Strong mag. 6.4 earthquake - Off the East Coast of Honshu, Japan, on Friday, 24 September 1971 at 01:10 (GMT)