October 2, 2020 at 20:01:00 JST
Off the Coast of Ibaraki Prefecture · M3.9 · Shindo 1
茨城県沖
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.
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| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 1 | Hitachi City日立市助川小学校 | Ibaraki | 49.2 km |
| 1 | Tokai Village東海村東海 | Ibaraki | 58.2 km |
| 1 | Hitachinaka Cityひたちなか市南神敷台 | Ibaraki | 60.5 km |
| 1 | Hitachinaka Cityひたちなか市東石川 | Ibaraki | 63.2 km |
| 1 | Mito City水戸市栗崎町 | Ibaraki | 67.0 km |
| 1 | Mito City水戸市金町 | Ibaraki | 69.9 km |
| 1 | Hitachiomiya City常陸大宮市北町 | Ibaraki | 70.9 km |
| 1 | Mito City水戸市千波町 | Ibaraki | 71.9 km |
| 1 | Hitachiomiya City常陸大宮市上小瀬 | Ibaraki | 78.7 km |
| 1 | Mito City水戸市内原町 | Ibaraki | 79.8 km |
| 1 | Kasama City笠間市下郷 | Ibaraki | 88.1 km |
| 1 | Kasama City笠間市笠間 | Ibaraki | 88.6 km |
| 1 | Kasama City笠間市石井 | Ibaraki | 89.1 km |
| 1 | Mashiko Town益子町益子 | Tochigi | 100.2 km |
| 1 | Shirakawa City白河市新白河 | Fukushima | 107.0 km |
| 1 | Chikusei City筑西市門井 | Ibaraki | 109.1 km |
| 1 | 城里町小勝 | Ibaraki | — |
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 2, 2020 at 20:05:00Received: July 31, 2026 at 00:30:27
- P2PQUAKEIssued: October 2, 2020 at 20:05:00Received: July 31, 2026 at 00:30:27
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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 →