Places with the strongest observed Shindo
These municipalities had the highest station readings in this report. Open a place to compare this earthquake with its local history.
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Shindo readings and epicentre
Each numbered marker is an actual station reading. The orange M marker shows the epicentre.
Observed Shindo by station
These are actual readings reported at JMA and partner stations, not estimates.
Scroll horizontally to see the full table.
| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 3 | Numata City沼田市利根町 | Gunma | 0.9 km |
| 3 | Katashina Village片品村鎌田 | Gunma | 8.0 km |
| 2 | Numata City沼田市尾瀬高等学校 | Gunma | 3.9 km |
| 2 | Numata City沼田市白沢町 | Gunma | 7.0 km |
| 2 | Numata City沼田市下久屋町 | Gunma | 11.6 km |
| 2 | Numata City沼田市西倉内町 | Gunma | 15.2 km |
| 2 | Minakami Townみなかみ町後閑 | Gunma | 18.0 km |
| 2 | Minakami Townみなかみ町鹿野沢 | Gunma | 22.4 km |
| 2 | Ashio, Nikko City日光市足尾町中才 | Tochigi | 22.8 km |
| 2 | Shibukawa City渋川市赤城町 | Gunma | 23.7 km |
| 1 | Kawaba Village川場村谷地 | Gunma | 9.0 km |
| 1 | Midori Cityみどり市東町 | Gunma | 22.3 km |
| 1 | Nikko City日光市湯元 | Tochigi | 23.1 km |
| 1 | Ashio, Nikko City日光市足尾町通洞 | Tochigi | 23.2 km |
| 1 | Kiryu City桐生市黒保根町 | Gunma | 23.3 km |
| 1 | Minakami Townみなかみ町布施 | Gunma | 24.2 km |
| 1 | 群馬高山村中山 | Gunma | 24.9 km |
| 1 | Shibukawa City渋川市吹屋 | Gunma | 26.2 km |
| 1 | Shibukawa City渋川市村上 | Gunma | 28.6 km |
| 1 | Maebashi City前橋市富士見町 | Gunma | 29.7 km |
| 1 | Kiryu City桐生市新里町 | Gunma | 31.3 km |
| 1 | Higashiagatsuma Town東吾妻町奥田 | Gunma | 31.6 km |
| 1 | Maebashi City前橋市粕川町 | Gunma | 32.2 km |
| 1 | Midori Cityみどり市笠懸町 | Gunma | 34.1 km |
| 1 | Kiryu City桐生市元宿町 | Gunma | 34.2 km |
| 1 | Nakanojo Town中之条町中之条町 | Gunma | 34.4 km |
| 1 | Nikko City日光市御幸町 | Tochigi | 37.0 km |
| 1 | Hinoemata Village檜枝岐村上河原 | Fukushima | 39.0 km |
| 1 | Nikko City日光市瀬川 | Tochigi | 43.8 km |
| 1 | Higashiagatsuma Town東吾妻町本宿 | Gunma | 45.4 km |
| 1 | Nikko City日光市芹沼 | Tochigi | 45.9 km |
| 1 | Takasaki City高崎市倉渕町 | Gunma | 47.4 km |
| 1 | Kanuma City鹿沼市今宮町 | Tochigi | 51.3 km |
| 1 | Nakanojo Town中之条町日影 | Gunma | 52.6 km |
| 1 | Utsunomiya City宇都宮市明保野町 | Tochigi | 62.1 km |
| 1 | Utsunomiya City宇都宮市中里町 | Tochigi | 62.6 km |
| 1 | Yamanouchi Town山ノ内町消防署 | Nagano | 70.3 km |
| 1 | Kuki City久喜市下早見 | Saitama | 82.4 km |
Report updates
Status, time and revision available in the stored report. Field-by-field differences may not be retained.
- Confirmed
Revision 1 · p2pquake
Sources and bulletins
Multiple source bulletins do not necessarily represent multiple corrections.
- P2PQUAKEIssued: August 30, 2021 at 20:42:16Received: July 31, 2026 at 00:28:32
- P2PQUAKEIssued: August 30, 2021 at 20:41:27Received: July 31, 2026 at 00:28:32
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Understand this earthquake report
Read Shindo, magnitude and JMA information in the right context.
A guide to event and issue times, hypocentre, depth, Shindo, tsunami information, preliminary reports and corrections.
Read guide →5 min readWhat does earthquake depth mean?A plain-language guide to hypocentre depth and why shallow and deep earthquakes can feel very different.
Read guide →5 min readMagnitude vs Shindo: what is the difference?Magnitude describes the size of an earthquake at its source; Shindo describes shaking at a place. Learn why they are not interchangeable.
Read guide →6 min readCan every earthquake cause a tsunami?What creates a tsunami, why magnitude alone is not enough and when to leave the coast immediately.
Read guide →