October 27, 2021 at 03:27:00 JST
Off the Coast of Fukushima Prefecture · M4.2 · Shindo 2
福島県沖
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 |
|---|---|---|---|
| 2 | Naraha Town楢葉町北田 | Fukushima | 46.1 km |
| 2 | Tomioka Town富岡町本岡 | Fukushima | 46.2 km |
| 2 | Okuma Town大熊町大川原 | Fukushima | 51.9 km |
| 1 | 福島広野町下北迫大谷地原 | Fukushima | 44.5 km |
| 1 | Okuma Town大熊町野上 | Fukushima | 53.2 km |
| 1 | Namie Town浪江町幾世橋 | Fukushima | 55.1 km |
| 1 | Kawauchi Village川内村下川内 | Fukushima | 58.8 km |
| 1 | Kawauchi Village川内村上川内早渡 | Fukushima | 62.7 km |
| 1 | Iwaki Cityいわき市三和町 | Fukushima | 63.2 km |
| 1 | Minamisoma City南相馬市原町区高見町 | Fukushima | 66.5 km |
| 1 | Tamura City田村市都路町 | Fukushima | 68.3 km |
| 1 | Tamura City田村市大越町 | Fukushima | 78.8 km |
| 1 | Tamura City田村市常葉町 | Fukushima | 80.7 km |
| 1 | Soma City相馬市中村 | Fukushima | 84.1 km |
| 1 | Shirakawa City白河市新白河 | Fukushima | 116.7 km |
| 1 | 双葉町両竹 | Fukushima | — |
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: October 27, 2021 at 03:30:41Received: July 31, 2026 at 00:28:18
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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 →