October 1, 2017 at 23:20:00 JST
Off the Coast of Iwate Prefecture · M4.2 · Shindo 1
岩手県沖
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 |
|---|---|---|---|
| 1 | Fudai Village普代村銅屋 | Iwate | 56.1 km |
| 1 | Hashikami Town階上町道仏 | Aomori | 79.8 km |
| 1 | Karumai Town軽米町軽米 | Iwate | 89.6 km |
| 1 | Hachinohe City八戸市湊町 | Aomori | 90.7 km |
| 1 | Hachinohe City八戸市内丸 | Aomori | 92.4 km |
| 1 | Hachinohe City八戸市南郷 | Aomori | 92.8 km |
| 1 | 青森南部町苫米地 | Aomori | 99.8 km |
| 1 | 青森南部町平 | Aomori | 102.4 km |
| 1 | Oirase Townおいらせ町中下田 | Aomori | 103.4 km |
| 1 | Gonohe Town五戸町古舘 | Aomori | 107.7 km |
| 1 | Misawa City三沢市桜町 | Aomori | 109.7 km |
| 1 | Morioka City盛岡市薮川 | Iwate | 110.3 km |
| 1 | Ninohe City二戸市浄法寺町 | Iwate | 114.1 km |
| 1 | Morioka City盛岡市渋民 | Iwate | 120.0 km |
| 1 | Hachimantai City八幡平市田頭 | Iwate | 125.1 km |
| 1 | Noheji Town野辺地町野辺地 | Aomori | 137.3 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 1, 2017 at 23:23:00Received: 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 →