| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 42.5 km |
| Coordinates | 36.774, 140.324 |
| UTC time | 2011-09-21 13:31:01.430 |
Earthquake details
Wednesday, September 21, 2011 Earthquake
The earthquake hit Japan on Wednesday, September 21, 2011 at 13:31 UTC with a magnitude of 5.1. The closest known location in the current dataset is Hitachiomiya (Japan - JP), about 24.4 km away. The epicenter is located at longitude 140.324 and latitude 36.774.
| Location | Hitachiomiya |
| Country | Japan (JP) |
| Severity | Strong |
Earthquake map 2011-09-21
Closest countries
The 12 closest cities near the epicenter.
| Hitachiomiya | 24.4 km |
| Ōtawara | 27.9 km |
| Sakura | 30.6 km |
| Hitachi-ota | 30.8 km |
| Nasushiobara | 32.2 km |
| Kuroiso | 32.5 km |
| Ujiie | 33.4 km |
| Hōshakuji | 34.2 km |
| Yaita | 34.9 km |
| Hitachi | 35.0 km |
| Kitaibaraki | 37.9 km |
| Shirakawa | 38.9 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
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Kashiwa
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90.4 km |
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M 4.9
Maebashi
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M 4.1
Ōta
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M 4.3
Ōta
Japan · 2026-02-09 12:27 UTC
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101.6 km |
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M 4.2
Saitama
Japan · 2026-02-06 15:58 UTC
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M 4.6
Iwaki
Japan · 2026-02-03 09:03 UTC
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65.0 km |
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M 4.3
Mito
Japan · 2026-01-30 18:47 UTC
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57.6 km |
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M 4.3
Oyama
Japan · 2026-01-25 02:46 UTC
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73.4 km |
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