Strong mag. 5.4 earthquake - North Pacific Ocean, 78 km east of Miyako, Iwate, Japan, on Saturday, 2 December 1989 at 12:20 (GMT)
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Strong magnitude 5.4 earthquake at 33 km depth
Date & time: 2 Dec 1989 12:20:16 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 39.798°N / 142.828°E (North Pacific Ocean, Japan)
Nearest volcano: Nanashigure (150 km / 93 mi)
Nearby towns and cities:
78 km (48 mi) ENE of Miyako (pop: 51,700) --> See nearby quakes!
84 km (52 mi) ENE of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
93 km (58 mi) ENE of Ōtsuchi (Kamihei-gun) (pop: 16,500) --> See nearby quakes!
101 km (63 mi) NE of Kamaishi (pop: 43,100) --> See nearby quakes!
123 km (77 mi) ENE of Tōno (pop: 26,800) --> See nearby quakes!
125 km (78 mi) NE of Ōfunato (pop: 35,400) --> See nearby quakes!
137 km (85 mi) SE of Hachinohe (pop: 239,000) --> See nearby quakes!
144 km (89 mi) E of Morioka (pop: 295,200) --> See nearby quakes!
384 km (239 mi) SSE of Sapporo (pop: 1,883,000) --> See nearby quakes!
534 km (332 mi) NNE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.9 x 1012 joules (2.21 gigawatt hours, equivalent to 1898 tons of TNT or 0.1 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 5.4||33 km||near 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 (1 quakes):
- 04 Dec 1989 09:18 UTC| M 4.3 |32.9 km (20.4 mi) depth|21 km (13 mi) distance| USGS | Details