October 4, 2017 at 18:29:00 JST
Eastern Oshima Region, Hokkaido · M3.5 · Shindo 2
渡島地方東部
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.
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 | Hakodate City函館市大森町 | Hokkaido | 6.0 km |
| 2 | 渡島北斗市中央 | Hokkaido | 12.7 km |
| 2 | Nanae Town七飯町本町 | Hokkaido | 13.9 km |
| 2 | 渡島北斗市本町 | Hokkaido | 16.0 km |
| 2 | Hakodate City函館市泊町 | Hokkaido | 18.9 km |
| 2 | 函館市美原 | Hokkaido | — |
| 1 | Nanae Town七飯町桜町 | Hokkaido | 14.8 km |
| 1 | Hakodate City函館市川汲町 | Hokkaido | 18.7 km |
| 1 | Sai Village佐井村佐井 | Aomori | 41.4 km |
| 1 | Sai Village佐井村長後 | Aomori | 52.2 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: October 4, 2017 at 18:31:00Received: July 31, 2026 at 00:37:35
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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 →