December 15, 2023 at 04:17:00 JST
Central Nagano Prefecture · M3.0 · Shindo 1
長野県中部
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 |
|---|---|---|---|
| 1 | 松本市美須々 | Nagano | 4.8 km |
| 1 | 松本市会田 | Nagano | 5.6 km |
| 1 | 松本市沢村 | Nagano | 6.5 km |
| 1 | 松本市丸の内 | Nagano | 7.2 km |
| 1 | Azumino City安曇野市堀金 | Nagano | 10.8 km |
| 1 | Chikuhoku Village筑北村西条 | Nagano | 11.1 km |
| 1 | Aoki Village青木村田沢青木 | Nagano | 14.0 km |
| 1 | Chikuhoku Village筑北村坂井 | Nagano | 17.7 km |
| 1 | Ueda City上田市下武石 | Nagano | 20.8 km |
| 1 | Ueda City上田市築地 | Nagano | 21.7 km |
| 1 | Ueda City上田市大手 | Nagano | 25.0 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: December 15, 2023 at 04:20:01Received: July 31, 2026 at 00:24:26
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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 →