Earthquake details

Friday, August 20, 2004 Earthquake

The earthquake hit Japan on Friday, August 20, 2004 at 17:37 UTC with a magnitude of 5.4. The closest known location in the current dataset is Ishigaki (Japan - JP), about 91.8 km away. The epicenter is located at longitude 123.374 and latitude 23.934.

Magnitude 5.4
Alert Strong
Depth 26.0 km
Coordinates 23.934, 123.374
UTC time 2004-08-20 17:37:53.710
Location Ishigaki
Country Japan (JP)
Severity Strong

Earthquake map 2004-08-20

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.
M 4.2
Miyakojima
Japan · 2026-03-27 07:01 UTC
177.4 km
M 4.2
Miyakojima
Japan · 2026-03-23 09:59 UTC
182.9 km
M 4.6
Miyakojima
Japan · 2026-03-10 11:42 UTC
171.6 km
M 4.7
Ishigaki
Japan · 2026-02-18 07:35 UTC
132.3 km
M 4.1
Ishigaki
Japan · 2026-01-11 23:50 UTC
3.0 km
M 4.7
Miyakojima
Japan · 2025-11-13 03:24 UTC
170.7 km
M 4.1
Ishigaki
Japan · 2025-11-06 23:36 UTC
23.1 km
M 4.5
Ishigaki
Japan · 2025-09-28 21:23 UTC
46.2 km

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