Moderate mag. 4.8 earthquake - 92 km west of Noshiro, Akita, Japan, on Sunday, June 19, 1983 at 04:35 GMT

Moderate magnitude 4.8 earthquake at 31 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.

Earthquake details

Date & time	Jun 19, 1983 04:35:50 UTC
Local time at epicenter
Status	Confirmed
Magnitude	4.8
Depth	30.9 km
Epicenter latitude / longitude	40.03°N / 138.968°E (Japan Sea, Japan)
Antipode	40.03°S / 41.032°W
Shaking intensity	Light shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Megata (66 km / 41 mi)
Nearby towns and cities	86 km (54 mi) W of Tennō (Katagami) (pop: 22,700) \| Show on map \| Quakes nearby 92 km (57 mi) WSW of Noshiro (pop: 51,100) \| Show on map \| Quakes nearby 104 km (65 mi) WNW of Akita (pop: 320,100) \| Show on map \| Quakes nearby 142 km (88 mi) WSW of Hirosaki (pop: 175,000) \| Show on map \| Quakes nearby 145 km (90 mi) NNW of Sakata (pop: 100,400) \| Show on map \| Quakes nearby 163 km (101 mi) NNW of Tsuruoka (pop: 99,800) \| Show on map \| Quakes nearby 173 km (108 mi) WSW of Aomori (pop: 298,400) \| Show on map \| Quakes nearby 190 km (118 mi) W of Morioka (pop: 295,200) \| Show on map \| Quakes nearby 256 km (159 mi) NW of Sendai (pop: 1,063,100) \| Show on map \| Quakes nearby 487 km (303 mi) N of Tokyo (pop: 8,336,600) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1 x 10¹² joules (278 megawatt hours, equivalent to 239 tons of TNT) \| about seismic energy

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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.

Mag.	Depth	Location	Source
4.8	31 km	eastern Sea of Japan	USGS

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User reports for this quake

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