Strong mag. 5.7 earthquake - North Pacific Ocean, 122 km east of Miyako, Iwate, Japan, on Saturday, 16 December 1989 at 23:25 (GMT)
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Strong magnitude 5.7 earthquake at 22 km depth
Date & time: 16 Dec 1989 23:25:35 UTC
Depth: 22.0 km
Epicenter latitude / longitude: 40.011°N / 143.291°E (North Pacific Ocean, Japan)
Nearest volcano: Nanashigure (186 km / 116 mi)
Nearby towns and cities:
122 km (76 mi) ENE of Miyako (pop: 51,700) --> See nearby quakes!
130 km (81 mi) ENE of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
139 km (86 mi) ENE of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
147 km (91 mi) NE of Kamaishi (pop: 43,100) --> See nearby quakes!
161 km (100 mi) ESE of Hachinohe (pop: 239,000) --> See nearby quakes!
186 km (116 mi) ENE of Morioka (pop: 295,200) --> See nearby quakes!
234 km (146 mi) ESE of Aomori (pop: 298,400) --> See nearby quakes!
273 km (170 mi) E of Akita (pop: 320,100) --> See nearby quakes!
376 km (234 mi) SSE of Sapporo (pop: 1,883,000) --> See nearby quakes!
575 km (357 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.2 x 1013 joules (6.22 gigawatt hours, equivalent to 5351 tons of TNT or 0.3 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 5.7||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.
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More infoRecorded aftershocks, latest first (2 quakes):
- 10 Jan 1990 03:11 UTC| M 5.8 |36.6 km (22.7 mi) depth|34 km (21 mi) distance| USGS | Details
- 10 Jan 1990 03:09 UTC| M 5.7 |33.7 km (20.9 mi) depth|41 km (25 mi) distance| USGS | Details