January 14, 2021 at 00:57:00 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 | Ichinoseki City一関市千厩町 | Iwate | 80.1 km |
| 1 | Ishinomaki City石巻市鮎川浜 | Miyagi | 25.4 km |
| 1 | Ishinomaki City石巻市北上町 | Miyagi | 44.1 km |
| 1 | Ishinomaki City石巻市大街道南 | Miyagi | 47.7 km |
| 1 | Higashimatsushima City東松島市矢本 | Miyagi | 53.5 km |
| 1 | Ishinomaki City石巻市桃生町 | Miyagi | 56.8 km |
| 1 | Higashimatsushima City東松島市小野 | Miyagi | 57.0 km |
| 1 | Tome City登米市東和町 | Miyagi | 64.1 km |
| 1 | 大崎市田尻 | Miyagi | 72.7 km |
| 1 | Ichinoseki City一関市藤沢町 | Iwate | 73.5 km |
| 1 | Ichinoseki City一関市室根町 | Iwate | 77.7 km |
| 1 | Ichinoseki City一関市花泉町 | Iwate | 79.9 km |
| 1 | Ohira Village大衡村大衡 | Miyagi | 82.6 km |
| 1 | Ofunato City大船渡市大船渡町 | Iwate | 85.2 km |
| 1 | Sumita Town住田町世田米 | Iwate | 95.2 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: January 14, 2021 at 01:00:00Received: July 31, 2026 at 00:29:52
- P2PQUAKEIssued: January 14, 2021 at 01:00:00Received: July 31, 2026 at 00:29:52
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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 →