Earthquake details

Tuesday, August 2, 1966 Earthquake

The earthquake hit Japan on Tuesday, August 2, 1966 at 18:48 UTC with a magnitude of 5.6. The closest known location in the current dataset is Chikuma (Japan - JP), about 11.5 km away. The epicenter is located at longitude 138.218 and latitude 36.523.

Magnitude 5.6
Alert Strong
Depth 15.0 km
Coordinates 36.523, 138.218
UTC time 1966-08-02 18:48:36.970
Location Nagano
Country Japan (JP)
Severity Strong

Earthquake map 1966-08-02

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.9
Chikuma
Japan · 2026-04-18 05:54 UTC
27.6 km
M 4.9
Chikuma
Japan · 2026-04-18 04:20 UTC
33.1 km
M 5.1
Matsumoto
Japan · 2026-01-15 05:48 UTC
56.2 km
M 4.7
Azumino
Japan · 2026-01-15 05:40 UTC
56.8 km
M 4.1
Chichibu
Japan · 2025-08-23 10:22 UTC
86.5 km

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