Confirmed
August 4, 2020 at 20:21:00 JST
Off the south Coast of Boso Peninsula · M4.7 · Shindo 2
房総半島南方沖
Maximum Shindo2JMA
MagnitudeM4.7JMA magnitude (Mj)
Depth80 km
Stations125JMA
TsunamiNo tsunami concernCheck JMA source ↗
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.
Prefectures that observed this earthquake
Shindo2
Izu伊豆
→Shindo2View local history
Yokosuka City横須賀市
→Shindo2View local history
Kimitsu City君津市
→Shindo2View local history
Miura City三浦市
→Shindo2View local history
Ichihara City市原市
→Shindo2View local history
Katsuura City勝浦市
→Shindo2View local history
Chiyoda City千代田区
→Shindo2View local history
Higashiizu Town東伊豆町
→View local history
MAP
View on mapShindo readings and epicentre
Each numbered marker is an actual station reading. The orange M marker shows the epicentre.
OBSERVATIONS
125Observed 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 |
|---|---|---|---|
| 2 | Katsuura City勝浦市墨名 | Chiba | 72.1 km |
| 2 | Izu伊豆大島町波浮港 | Tokyo | 81.7 km |
| 2 | Izu伊豆大島町差木地 | Tokyo | 83.7 km |
| 2 | Kimitsu City君津市久留里市場 | Chiba | 91.2 km |
| 2 | Miura City三浦市城山町 | Kanagawa | 94.4 km |
| 2 | Yokosuka City横須賀市光の丘 | Kanagawa | 99.4 km |
| 2 | Ichihara City市原市姉崎 | Chiba | 110.0 km |
| 2 | Higashiizu Town東伊豆町奈良本 | Shizuoka | 120.0 km |
| 2 | Chiyoda City東京千代田区大手町 | Tokyo | 140.8 km |
| 1 | Minamiboso City南房総市白浜町白浜 | Chiba | 58.4 km |
| 1 | Minamiboso City南房総市千倉町瀬戸 | Chiba | 61.7 km |
| 1 | Minamiboso City南房総市岩糸 | Chiba | 65.5 km |
| 1 | Tateyama City館山市長須賀 | Chiba | 67.1 km |
| 1 | Tateyama City館山市北条 | Chiba | 68.0 km |
| 1 | Minamiboso City南房総市谷向 | Chiba | 69.3 km |
| 1 | Kamogawa City鴨川市横渚 | Chiba | 70.0 km |
| 1 | Minamiboso City南房総市上堀 | Chiba | 70.4 km |
| 1 | Kamogawa City鴨川市八色 | Chiba | 70.5 km |
| 1 | Katsuura City勝浦市新官 | Chiba | 72.1 km |
| 1 | Minamiboso City南房総市富浦町青木 | Chiba | 73.2 km |
| 1 | Kamogawa City鴨川市内浦 | Chiba | 73.8 km |
| 1 | Miyake Village三宅村神着 | Tokyo | 82.9 km |
| 1 | Miyake Village三宅村坪田 | Tokyo | 84.7 km |
| 1 | Isumi Cityいすみ市国府台 | Chiba | 86.5 km |
| 1 | Otaki Town大多喜町大多喜 | Chiba | 87.8 km |
| 1 | Izu伊豆大島町元町 | Tokyo | 91.0 km |
| 1 | 東京利島村東山 | Tokyo | 92.9 km |
| 1 | Mikurashima Village御蔵島村西川 | Tokyo | 94.0 km |
| 1 | Mutsuzawa Town睦沢町下之郷 | Chiba | 95.4 km |
| 1 | Niijima Village新島村大原 | Tokyo | 95.7 km |
| 1 | Niijima Village新島村本村 | Tokyo | 96.5 km |
| 1 | Ichinomiya Town一宮町一宮 | Chiba | 96.9 km |
| 1 | Futtsu City富津市下飯野 | Chiba | 97.4 km |
| 1 | Chonan Town長南町総合グラウンド | Chiba | 98.4 km |
| 1 | Chonan Town長南町長南 | Chiba | 98.9 km |
| 1 | Niijima Village新島村式根島 | Tokyo | 101.9 km |
| 1 | Yokosuka City横須賀市坂本町 | Kanagawa | 103.5 km |
| 1 | Kisarazu City木更津市富士見 | Chiba | 103.6 km |
| 1 | Yokohama Kanazawa Ward横浜金沢区釜利谷南 | Kanagawa | 113.0 km |
| 1 | Oamishirasato City大網白里市大網 | Chiba | 113.2 km |
| 1 | Yokohama Isogo Ward横浜磯子区洋光台 | Kanagawa | 115.8 km |
| 1 | Togane City東金市日吉台 | Chiba | 118.8 km |
| 1 | Yokohama Naka Ward横浜中区山手町 | Kanagawa | 119.8 km |
| 1 | Yokohama Naka Ward横浜中区山吹町 | Kanagawa | 120.9 km |
| 1 | Sammu City山武市蓮沼ニ | Chiba | 122.3 km |
| 1 | Yokohama Tsurumi Ward横浜鶴見区末広町 | Kanagawa | 123.1 km |
| 1 | Yokohama Totsuka Ward横浜戸塚区鳥が丘 | Kanagawa | 123.6 km |
| 1 | Chigasaki City茅ヶ崎市茅ヶ崎 | Kanagawa | 123.7 km |
| 1 | Chiba Chuo Ward千葉中央区中央港 | Chiba | 123.7 km |
| 1 | Kawasaki Kawasaki-ku Chidori-cho川崎川崎区千鳥町 | Kanagawa | 123.8 km |
| 1 | Yokohama Kanagawa Ward横浜神奈川区広台太田町 | Kanagawa | 124.7 km |
| 1 | Yokohama Tsurumi Ward横浜鶴見区鶴見 | Kanagawa | 125.1 km |
| 1 | Kawasaki Kawasaki-ku Miyamae-cho川崎川崎区宮前町 | Kanagawa | 126.3 km |
| 1 | Yokohama Kanagawa Ward横浜神奈川区神大寺 | Kanagawa | 126.6 km |
| 1 | Chiba Mihama Ward千葉美浜区稲毛海岸 | Chiba | 127.0 km |
| 1 | Hiratsuka City平塚市浅間町 | Kanagawa | 127.2 km |
| 1 | Ota City東京大田区本羽田 | Tokyo | 127.6 km |
| 1 | Yokohama Hodogaya Ward横浜保土ケ谷区上菅田町 | Kanagawa | 128.5 km |
| 1 | Izu City伊豆市中伊豆グラウンド | Shizuoka | 128.8 km |
| 1 | Chiba Mihama Ward千葉美浜区ひび野 | Chiba | 129.0 km |
| 1 | Ota City東京大田区多摩川 | Tokyo | 129.7 km |
| 1 | Yugawara Town湯河原町中央 | Kanagawa | 130.6 km |
| 1 | Yokohama Kohoku Ward横浜港北区日吉本町 | Kanagawa | 131.6 km |
| 1 | Urayasu City浦安市日の出 | Chiba | 131.6 km |
| 1 | Chiba Hanamigawa Ward千葉花見川区花島町 | Chiba | 132.2 km |
| 1 | Kawasaki Nakahara Ward川崎中原区小杉陣屋町 | Kanagawa | 134.2 km |
| 1 | Shinagawa City東京品川区平塚 | Tokyo | 134.4 km |
| 1 | Atsugi City厚木市中町 | Kanagawa | 135.1 km |
| 1 | Yokohama Midori Ward横浜緑区十日市場町 | Kanagawa | 135.1 km |
| 1 | Minato City東京港区海岸 | Tokyo | 135.8 km |
| 1 | Koto City東京江東区枝川 | Tokyo | 136.2 km |
| 1 | Edogawa City東京江戸川区船堀 | Tokyo | 136.7 km |
| 1 | Setagaya City東京世田谷区中町 | Tokyo | 136.7 km |
| 1 | Chuo City東京中央区勝どき | Tokyo | 137.2 km |
| 1 | Kawasaki Miyamae Ward川崎宮前区宮前平 | Kanagawa | 137.2 km |
| 1 | Koto City東京江東区越中島 | Tokyo | 137.9 km |
| 1 | Izunokuni City伊豆の国市長岡 | Shizuoka | 138.5 km |
| 1 | Setagaya City東京世田谷区三軒茶屋 | Tokyo | 138.9 km |
| 1 | Hadano City秦野市曽屋 | Kanagawa | 139.3 km |
| 1 | Edogawa City東京江戸川区鹿骨 | Tokyo | 139.3 km |
| 1 | Edogawa City東京江戸川区中央 | Tokyo | 139.5 km |
| 1 | Shibuya City東京渋谷区宇田川町 | Tokyo | 139.8 km |
| 1 | Setagaya City東京世田谷区世田谷 | Tokyo | 140.7 km |
| 1 | Shibuya City東京渋谷区本町 | Tokyo | 142.6 km |
| 1 | Bunkyo City東京文京区本郷 | Tokyo | 143.0 km |
| 1 | Bunkyo City東京文京区スポーツセンタ | Tokyo | 144.7 km |
| 1 | Machida City町田市忠生 | Tokyo | 144.7 km |
| 1 | Chofu City調布市西つつじヶ丘 | Tokyo | 144.9 km |
| 1 | Shinjuku City東京新宿区上落合 | Tokyo | 145.3 km |
| 1 | Suginami City東京杉並区高井戸 | Tokyo | 145.9 km |
| 1 | Suginami City東京杉並区阿佐谷 | Tokyo | 146.2 km |
| 1 | Nakano City東京中野区中野 | Tokyo | 146.4 km |
| 1 | Kita City東京北区西ヶ原 | Tokyo | 147.8 km |
| 1 | Suginami City東京杉並区桃井 | Tokyo | 148.2 km |
| 1 | Hachioji City八王子市堀之内 | Tokyo | 149.9 km |
| 1 | Koganei City小金井市本町 | Tokyo | 151.8 km |
| 1 | Nerima City東京練馬区東大泉 | Tokyo | 153.0 km |
| 1 | Nishitokyo City西東京市中町 | Tokyo | 153.2 km |
| 1 | Hino City日野市神明 | Tokyo | 153.6 km |
| 1 | Kokubunji City国分寺市戸倉 | Tokyo | 154.5 km |
| 1 | Wako City和光市広沢 | Saitama | 155.3 km |
| 1 | Kodaira City小平市小川町 | Tokyo | 155.6 km |
| 1 | Niiza City新座市野火止 | Saitama | 157.8 km |
| 1 | Saitama Minami Wardさいたま南区別所 | Saitama | 160.4 km |
| 1 | Saitama Urawa Wardさいたま浦和区高砂 | Saitama | 162.0 km |
| 1 | Saitama Midori Wardさいたま緑区中尾 | Saitama | 162.1 km |
| 1 | Tokorozawa City所沢市北有楽町 | Saitama | 162.9 km |
| 1 | Fujimi City富士見市鶴馬 | Saitama | 165.6 km |
| 1 | Saitama Omiya Wardさいたま大宮区天沼町 | Saitama | 167.3 km |
| 1 | Saitama Omiya Wardさいたま大宮区大門 | Saitama | 167.9 km |
| 1 | Saitama Kita Wardさいたま北区宮原 | Saitama | 170.3 km |
| 1 | Sayama City狭山市入間川 | Saitama | 170.3 km |
| 1 | Bando City坂東市岩井 | Ibaraki | 175.0 km |
| 1 | Fujikawaguchiko Town富士河口湖町船津 | Yamanashi | 179.1 km |
| 1 | Kuki City久喜市下早見 | Saitama | 182.4 km |
| 1 | Kazo City加須市大利根 | Saitama | 191.0 km |
| 1 | Kasama City笠間市石井 | Ibaraki | 209.8 km |
| 1 | Utsunomiya City宇都宮市明保野町 | Tochigi | 230.8 km |
| 1 | 東京国際空港 | Tokyo | — |
| 1 | 国分寺市本多 | Tokyo | — |
| 1 | 横浜港南区丸山台東部 | Kanagawa | — |
| 1 | 横浜泉区和泉町 | Kanagawa | — |
| 1 | 相模原中央区水郷田名 | Kanagawa | — |
| 1 | 綾瀬市深谷 | Kanagawa | — |
| 1 | 川口市青木 | Saitama | — |
UPDATES
1Report updates
Status, time and revision available in the stored report. Field-by-field differences may not be retained.
- Confirmed
Revision 1 · p2pquake
SOURCES
2Sources and bulletins
Multiple source bulletins do not necessarily represent multiple corrections.
- P2PQUAKEIssued: August 4, 2020 at 20:25:00Received: July 31, 2026 at 00:30:47
- P2PQUAKEIssued: August 4, 2020 at 20:25:00Received: July 31, 2026 at 00:30:47
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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.
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