Earthquake details

Sunday, September 23, 1990 Earthquake

The earthquake hit Japan on Sunday, September 23, 1990 at 22:09 UTC with a magnitude of 6.2. The closest known location in the current dataset is Omaezaki (Japan - JP), about 162.7 km away. The epicenter is located at longitude 138.685 and latitude 33.189.

Magnitude	6.2
Alert	Severe
Depth	10.0 km
Coordinates	33.189, 138.685
UTC time	1990-09-23 22:09:04.270

Location	Hamamatsu
Country	Japan (JP)
Severity	Severe

Earthquake map 1990-09-23

Closest countries

The 12 closest cities near the epicenter.

Omaezaki	162.7 km
Kikugawa	176.4 km
Sumiyoshi	178.3 km
Maruobara	179.7 km
Iwata	185.0 km
Kakegawa	186.1 km
Shimada	187.0 km
Fukuroi	187.7 km
Hamamatsu	189.8 km
Yaizu	190.0 km
Fujieda	190.7 km
Hamakita	197.7 km

Nearby earthquakes

The latest 8 earthquakes within 100 km of this epicenter.

M 4.1 Shima Japan · 2025-09-13 20:00 UTC	174.8 km
M 4.8 Hamamatsu Japan · 2025-08-17 23:33 UTC	133.6 km
M 4.8 Ise Japan · 2025-07-31 23:24 UTC	228.4 km

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