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 | Shari Town斜里町ウトロ香川 | Hokkaido | 59.4 km |
| 1 | Rausu Town羅臼町岬町 | Hokkaido | 61.2 km |
| 1 | Abashiri City網走市台町 | Hokkaido | 81.4 km |
| 1 | Tokoro, Kitami City北見市常呂町常呂 | Hokkaido | 85.0 km |
| 1 | Ozora Town大空町女満別西３条 | Hokkaido | 96.3 km |
| 1 | Ozora Town大空町東藻琴 | Hokkaido | 97.5 km |
| 1 | Bihoro Town美幌町東３条 | Hokkaido | 107.8 km |
| 1 | Yubetsu Town湧別町栄町 | Hokkaido | 110.4 km |
| 1 | Teshikaga Town弟子屈町サワンチサップ | Hokkaido | 114.2 km |
| 1 | 網走市南６条 | Hokkaido | — |
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 21, 2021 at 04:01:18Received: July 31, 2026 at 00:28:36
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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 →