Earthquake details

Wednesday, October 23, 1985 Earthquake

The earthquake hit Japan region on Wednesday, October 23, 1985 at 20:45 UTC with a magnitude of 5.1. The closest known location in the current dataset is Omaezaki (Japan region - JA), about 730.8 km away. The epicenter is located at longitude 140.842 and latitude 28.426.

Magnitude 5.1
Alert Strong
Depth 33.0 km
Coordinates 28.426, 140.842
UTC time 1985-10-23 20:45:20.290
Location Bonin Islands
Country Japan region (JA)
Severity Strong

Earthquake map 1985-10-23

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.5
Bonin Islands
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M 4.1
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M 4.3
Bonin Islands
Japan region · 2026-06-25 05:12 UTC
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M 4.1
Bonin Islands
Japan region · 2025-12-27 03:58 UTC
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M 4.7
Bonin Islands
Japan region · 2025-12-14 06:50 UTC
53.6 km
M 4.3
Bonin Islands
Japan region · 2025-07-17 06:20 UTC
37.3 km
M 4.6
Bonin Islands
Japan region · 2025-06-11 20:59 UTC
27.5 km
M 4.5
Izu Islands
Japan region · 2025-05-04 08:44 UTC
78.9 km

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