September 27, 2021 at 19:58:00 JST
Off the Coast of Miyagi Prefecture · M4.0 · Shindo 2
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.
Scroll horizontally to see the full table.
| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 2 | Kesennuma City気仙沼市唐桑町 | Miyagi | 39.8 km |
| 2 | Kesennuma City気仙沼市赤岩 | Miyagi | 42.0 km |
| 2 | Kesennuma City気仙沼市笹が陣 | Miyagi | 44.0 km |
| 2 | Ofunato City大船渡市大船渡町 | Iwate | 54.1 km |
| 1 | Minamisanriku Town南三陸町歌津 | Miyagi | 35.7 km |
| 1 | Ishinomaki City石巻市北上町 | Miyagi | 41.1 km |
| 1 | Ishinomaki City石巻市相野谷 | Miyagi | 51.3 km |
| 1 | Tome City登米市津山町 | Miyagi | 52.3 km |
| 1 | Rikuzentakata City陸前高田市高田町 | Iwate | 53.6 km |
| 1 | Ichinoseki City一関市室根町 | Iwate | 55.0 km |
| 1 | Ofunato City大船渡市盛町 | Iwate | 55.8 km |
| 1 | Ichinoseki City一関市藤沢町 | Iwate | 55.9 km |
| 1 | Tome City登米市豊里町 | Miyagi | 56.6 km |
| 1 | Ofunato City大船渡市猪川町 | Iwate | 57.4 km |
| 1 | Ishinomaki City石巻市桃生町 | Miyagi | 57.7 km |
| 1 | Tome City登米市中田町 | Miyagi | 59.2 km |
| 1 | Ichinoseki City一関市千厩町 | Iwate | 61.0 km |
| 1 | Ichinoseki City一関市大東町 | Iwate | 63.7 km |
| 1 | Sumita Town住田町世田米 | Iwate | 66.1 km |
| 1 | Wakuya Town涌谷町新町裏 | Miyagi | 67.7 km |
| 1 | 栗原市若柳 | Miyagi | 70.4 km |
| 1 | Ichinoseki City一関市東山町 | Iwate | 71.8 km |
| 1 | Kamaishi City釜石市中妻町 | Iwate | 74.5 km |
| 1 | Kamaishi City釜石市只越町 | Iwate | 75.1 km |
| 1 | Iwanuma City岩沼市桜 | Miyagi | 105.8 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: September 27, 2021 at 20:01:58Received: July 31, 2026 at 00:28:25
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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.
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