October 30, 2020 at 14:38:00 JST
Off the Coast of Miyagi Prefecture · M4.1 · Shindo 1
宮城県沖
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.
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| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 1 | Kesennuma City気仙沼市唐桑町 | Miyagi | 60.7 km |
| 1 | Ofunato City大船渡市大船渡町 | Iwate | 64.9 km |
| 1 | Kesennuma City気仙沼市赤岩 | Miyagi | 66.1 km |
| 1 | Kesennuma City気仙沼市笹が陣 | Miyagi | 67.2 km |
| 1 | Kamaishi City釜石市中妻町 | Iwate | 73.9 km |
| 1 | Sumita Town住田町世田米 | Iwate | 79.3 km |
| 1 | Ichinoseki City一関市室根町 | Iwate | 79.3 km |
| 1 | Ichinoseki City一関市藤沢町 | Iwate | 84.4 km |
| 1 | Tome City登米市東和町 | Miyagi | 86.2 km |
| 1 | Ichinoseki City一関市千厩町 | Iwate | 87.7 km |
| 1 | Ishinomaki City石巻市桃生町 | Miyagi | 93.6 km |
| 1 | Ichinoseki City一関市東山町 | Iwate | 97.0 km |
| 1 | Hiraizumi Town平泉町平泉 | Iwate | 108.2 km |
| 1 | Oshu City奥州市衣川 | Iwate | 114.0 km |
| 1 | 栗原市栗駒 | Miyagi | 114.6 km |
| 1 | 南三陸町志津川 | Miyagi | — |
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 30, 2020 at 14:41:00Received: July 31, 2026 at 00:30:14
- P2PQUAKEIssued: October 30, 2020 at 14:41:00Received: July 31, 2026 at 00:30:14
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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 →