March 21, 2023 at 06:28:00 JST
Eastern Hidaka Region, Hokkaido · M4.0 · Shindo 1
日高地方東部
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 |
|---|---|---|---|
| 1 | Samani Town様似町栄町 | Hokkaido | 19.5 km |
| 1 | Urakawa Town浦河町野深 | Hokkaido | 20.7 km |
| 1 | Urakawa Town浦河町築地 | Hokkaido | 23.9 km |
| 1 | Urakawa Town浦河町潮見 | Hokkaido | 24.0 km |
| 1 | Hiroo Town広尾町白樺通 | Hokkaido | 24.6 km |
| 1 | Hiroo Town広尾町並木通 | Hokkaido | 26.1 km |
| 1 | Erimo Townえりも町目黒 | Hokkaido | 32.5 km |
| 1 | Shinhidaka Town新ひだか町三石旭町 | Hokkaido | 36.7 km |
| 1 | Makubetsu Town幕別町忠類錦町 | Hokkaido | 39.4 km |
| 1 | Erimo Townえりも町えりも岬 | Hokkaido | 44.6 km |
| 1 | Shinhidaka Town新ひだか町静内御幸町 | Hokkaido | 52.1 km |
| 1 | Shinhidaka Town新ひだか町静内山手町 | Hokkaido | 52.9 km |
| 1 | Niikappu Town新冠町北星町 | Hokkaido | 56.4 km |
| 1 | Urahoro Town浦幌町桜町 | Hokkaido | 78.4 km |
| 1 | Shikaoi Town鹿追町東町 | Hokkaido | 88.9 km |
| 1 | Hakodate City函館市新浜町 | Hokkaido | 162.6 km |
| 1 | Higashidori Village東通村砂子又沢内 | Aomori | 179.2 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: March 21, 2023 at 06:31:53Received: July 31, 2026 at 00:25:52
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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 →