Light mag. 4.3 earthquake - 93 km northwest of Noshiro, Akita, Japan, on Friday, June 24, 1983 at 02:09 GMT

Light magnitude 4.3 earthquake at 33 km depth

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

Earthquake details

Date & time	Jun 24, 1983 02:09:38 UTC
Local time at epicenter
Status	Confirmed
Magnitude	4.3
Depth	33.0 km
Epicenter latitude / longitude	40.637°N / 139.08°E (Japan Sea, Japan)
Antipode	40.637°S / 40.92°W
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	Megata (94 km / 58 mi)
Nearby towns and cities	93 km (58 mi) WNW of Noshiro (pop: 51,100) \| Show on map \| Quakes nearby 116 km (72 mi) W of Goshogawara (pop: 49,100) \| Show on map \| Quakes nearby 118 km (73 mi) W of Hirosaki (pop: 175,000) \| Show on map \| Quakes nearby 127 km (79 mi) W of Kuroishi (pop: 38,600) \| Show on map \| Quakes nearby 131 km (82 mi) WNW of Ōdate (pop: 64,500) \| Show on map \| Quakes nearby 135 km (84 mi) NW of Akita (pop: 320,100) \| Show on map \| Quakes nearby 141 km (87 mi) W of Aomori (pop: 298,400) \| Show on map \| Quakes nearby 204 km (127 mi) WNW of Morioka (pop: 295,200) \| Show on map \| Quakes nearby 329 km (205 mi) SW of Sapporo (pop: 1,883,000) \| Show on map \| Quakes nearby 553 km (344 mi) N of Tokyo (pop: 8,336,600) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake
Estimated seismic energy released	1.8 x 10¹¹ joules (49.4 megawatt hours, equivalent to 42.5 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
4.3	33 km	near the west coast of Honshu, Japan	USGS

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User reports for this quake

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