May 22, 2023 at 22:58:00 JST
Off the Coast of Kushiro · M4.0 · Shindo 2
釧路沖
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.
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 | Akkeshi Town厚岸町尾幌 | Hokkaido | 19.1 km |
| 1 | Kushiro Town釧路町別保 | Hokkaido | 11.4 km |
| 1 | 釧路市幸町 | Hokkaido | 13.8 km |
| 1 | Shibecha Town標茶町塘路 | Hokkaido | 27.8 km |
| 1 | Akkeshi Town厚岸町真栄 | Hokkaido | 33.1 km |
| 1 | Shibecha Town標茶町川上 | Hokkaido | 45.2 km |
| 1 | Betsukai Town別海町西春別 | Hokkaido | 60.8 km |
| 1 | Nemuro City根室市落石東 | Hokkaido | 89.1 km |
| 1 | Shibetsu Town標津町北２条 | Hokkaido | 98.7 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: May 22, 2023 at 23:01:22Received: July 31, 2026 at 00:25:27
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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 →