June 21, 2023 at 17:46:00 JST
Tokyo Bay · M3.4 · Shindo 1
東京湾
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 | Chiyoda City東京千代田区大手町 | Tokyo | 16.3 km |
| 1 | Yokohama Kohoku Ward横浜港北区日吉本町 | Kanagawa | 25.1 km |
| 1 | Nerima City東京練馬区豊玉北 | Tokyo | 27.5 km |
| 1 | Setagaya City東京世田谷区成城 | Tokyo | 27.5 km |
| 1 | Yokohama Kanagawa Ward横浜神奈川区神大寺 | Kanagawa | 29.0 km |
| 1 | Chofu City調布市西つつじヶ丘 | Tokyo | 30.6 km |
| 1 | Yokohama Asahi Ward横浜旭区今宿東町 | Kanagawa | 36.1 km |
| 1 | Yokohama Midori Ward横浜緑区十日市場町 | Kanagawa | 36.2 km |
| 1 | Yokohama Asahi Ward横浜旭区大池町 | Kanagawa | 36.6 km |
| 1 | Yokohama Isogo Ward横浜磯子区洋光台 | Kanagawa | 37.3 km |
| 1 | Yokohama Seya Ward横浜瀬谷区中屋敷 | Kanagawa | 40.3 km |
| 1 | Miura City三浦市城山町 | Kanagawa | 57.0 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: June 21, 2023 at 17:48:58Received: July 31, 2026 at 00:25:18
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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 →