Moderate mag. 4.6 earthquake - North Pacific Ocean, 122 km east of Miyako, Iwate, Japan, on Saturday, 2 December 1989 at 12:50 (GMT)

Moderate mag. 4.6 earthquake - North Pacific Ocean, 122 km east of Miyako, Iwate, Japan, on Saturday, 2 December 1989 at 12:50 (GMT)

Moderate magnitude 4.6 earthquake at 23 km depth

Date & time: 2 Dec 1989 12:50:02 UTC
Magnitude: 4.6
Depth: 22.6 km
Epicenter latitude / longitude: 39.378°N / 143.321°E (North Pacific Ocean, Japan)
Nearest volcano: Nanashigure (204 km / 127 mi)
Nearby towns and cities:
118 km (73 mi) E of Yamada (Shimohei-gun) (pop: 20,100) --> See nearby quakes!
122 km (76 mi) ESE of Miyako (pop: 51,700) --> See nearby quakes!
126 km (78 mi) E of Kamaishi (pop: 43,100) --> See nearby quakes!
190 km (118 mi) E of Morioka (pop: 295,200) --> See nearby quakes!
190 km (118 mi) E of Kitakami (pop: 93,900) --> See nearby quakes!
199 km (124 mi) SE of Hachinohe (pop: 239,000) --> See nearby quakes!
205 km (127 mi) ENE of Ishinomaki (pop: 117,200) --> See nearby quakes!
246 km (153 mi) ENE of Sendai (pop: 1,063,100) --> See nearby quakes!
503 km (313 mi) NE of Saitama (pop: 1,193,400) --> See nearby quakes!
520 km (323 mi) NE of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) More info
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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 4.623 kmoff the east coast of Honshu, JapanUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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