August 27, 2023 at 09:56:00 JST
Off the east Coast of Chiba Prefecture · M4.5 · Shindo 2
千葉県東方沖
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 |
|---|---|---|---|
| 2 | Choshi City銚子市小畑新町 | Chiba | 27.7 km |
| 2 | Asahi City旭市南堀之内 | Chiba | 45.6 km |
| 1 | Choshi City銚子市川口町 | Chiba | 29.6 km |
| 1 | Choshi City銚子市若宮町 | Chiba | 30.8 km |
| 1 | Kamisu City神栖市波崎 | Ibaraki | 33.6 km |
| 1 | Asahi City旭市萩園 | Chiba | 35.1 km |
| 1 | Asahi City旭市高生 | Chiba | 37.9 km |
| 1 | Asahi City旭市ニ | Chiba | 40.0 km |
| 1 | Sammu City山武市蓮沼ニ | Chiba | 46.4 km |
| 1 | Katori City香取市仁良 | Chiba | 50.5 km |
| 1 | Sammu City山武市松尾町富士見台 | Chiba | 52.5 km |
| 1 | Tako Town多古町多古 | Chiba | 54.9 km |
| 1 | Shibayama Town芝山町小池 | Chiba | 57.5 km |
| 1 | Togane City東金市東新宿 | Chiba | 57.7 km |
| 1 | Sammu City山武市埴谷 | Chiba | 58.3 km |
| 1 | Ichinomiya Town一宮町一宮 | Chiba | 59.1 km |
| 1 | Togane City東金市日吉台 | Chiba | 60.4 km |
| 1 | 茨城鹿嶋市鉢形 | Ibaraki | 60.9 km |
| 1 | Katori City香取市佐原平田 | Chiba | 61.9 km |
| 1 | 茨城鹿嶋市宮中 | Ibaraki | 62.9 km |
| 1 | Katori City香取市佐原諏訪台 | Chiba | 63.3 km |
| 1 | Katori City香取市役所 | Chiba | 63.4 km |
| 1 | Narita City成田市松子 | Chiba | 64.0 km |
| 1 | Itako City潮来市堀之内 | Ibaraki | 67.2 km |
| 1 | Narita City成田市名古屋 | Chiba | 70.5 km |
| 1 | Chonan Town長南町総合グラウンド | Chiba | 70.6 km |
| 1 | Inashiki City稲敷市江戸崎甲 | Ibaraki | 79.2 km |
| 1 | Chiba Hanamigawa Ward千葉花見川区花島町 | Chiba | 84.0 km |
| 1 | Ichihara City市原市姉崎 | Chiba | 86.3 km |
| 1 | Tsuchiura City土浦市常名 | Ibaraki | 99.2 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: August 27, 2023 at 09:59:45Received: July 31, 2026 at 00:25:05
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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 →