June 4, 2026 at 08:50:00 JST
Central Nagano Prefecture · M3.1 · Shindo 3
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.
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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.
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| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 3 | Chino City茅野市葛井公園 | Nagano | 3.6 km |
| 2 | Suwa City諏訪市高島 | Nagano | 4.5 km |
| 2 | Suwa City諏訪市湖岸通り | Nagano | 5.3 km |
| 2 | Shimosuwa Town下諏訪町役場 | Nagano | 8.0 km |
| 2 | Tatsuno Town辰野町中央 | Nagano | 10.3 km |
| 2 | Minowa Town箕輪町中箕輪 | Nagano | 14.0 km |
| 1 | Hara Village原村役場 | Nagano | 11.7 km |
| 1 | 伊那市高遠町荊口 | Nagano | 14.0 km |
| 1 | Minamiminowa Village南箕輪村役場 | Nagano | 18.0 km |
| 1 | Narakawa, Shiojiri City塩尻市楢川保育園 | Nagano | 24.6 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: June 4, 2026 at 08:53:24Received: July 31, 2026 at 00:17:59
- P2PQUAKEIssued: June 4, 2026 at 08:52:40Received: July 31, 2026 at 00:17:59
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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 →