September 18, 2017 at 16:20:00 JST
Kiisuido Strait · M3.7 · Shindo 1
紀伊水道
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 | Gobo City御坊市薗 | Wakayama | 25.7 km |
| 1 | 日高川町土生 | Wakayama | 29.2 km |
| 1 | Minami Town美波町西の地 | Tokushima | 38.8 km |
| 1 | Yuasa Town湯浅町青木 | Wakayama | 40.6 km |
| 1 | Anan City阿南市山口町 | Tokushima | 41.6 km |
| 1 | Shirahama Town白浜町日置 | Wakayama | 43.3 km |
| 1 | Komatsushima City小松島市横須町 | Tokushima | 51.2 km |
| 1 | Tokushima City徳島市大和町 | Tokushima | 56.8 km |
| 1 | Kimino Town紀美野町下佐々 | Wakayama | 58.5 km |
| 1 | Ishii Town石井町高川原 | Tokushima | 66.1 km |
| 1 | Naruto City鳴門市鳴門町 | Tokushima | 66.1 km |
| 1 | 田辺市中屋敷町 | Wakayama | — |
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: September 18, 2017 at 16:24:00Received: July 31, 2026 at 00:37:39
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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 →