Earthquake details

Monday, August 6, 1984 Earthquake

The earthquake hit Japan on Monday, August 6, 1984 at 08:30 UTC with a magnitude of 5.3. The closest known location in the current dataset is Unzen (Japan - JP), about 11.3 km away. The epicenter is located at longitude 130.134 and latitude 32.740.

Magnitude	5.3
Alert	Strong
Depth	20.0 km
Coordinates	32.740, 130.134
UTC time	1984-08-06 08:30:06.480

Location	Nagasaki
Country	Japan (JP)
Severity	Strong

Earthquake map 1984-08-06

Closest countries

The 12 closest cities near the epicenter.

Unzen	11.3 km
Isahaya	14.1 km
Minamishimabara	14.5 km
Shimabara	22.3 km
Nagasaki	23.5 km
Obita	25.0 km
Ōmura	26.3 km
Togitsu	28.5 km
Hondomachi-hondo	31.3 km
Amakusa	31.8 km
Arao	39.5 km
Kashima	41.0 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.6

Nagasaki

Japan · 2025-07-25 02:17 UTC

13.3 km

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