December 18, 2025 at 09:50:00 JST
Off the Coast of Sanriku · M4.6 · Shindo 2
三陸沖
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.
Scroll horizontally to see the full table.
| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 2 | Miyako City宮古市田老 | Iwate | 105.6 km |
| 2 | Fudai Village普代村銅屋 | Iwate | 117.3 km |
| 2 | Morioka City盛岡市薮川 | Iwate | 160.5 km |
| 1 | Miyako City宮古市鍬ヶ崎 | Iwate | 106.1 km |
| 1 | Miyako City宮古市五月町 | Iwate | 107.4 km |
| 1 | Yamada Town山田町大沢 | Iwate | 108.2 km |
| 1 | Otsuchi Town大槌町上町 | Iwate | 118.0 km |
| 1 | Kamaishi City釜石市中妻町 | Iwate | 124.8 km |
| 1 | Ofunato City大船渡市大船渡町 | Iwate | 146.1 km |
| 1 | Tono City遠野市青笹町 | Iwate | 146.9 km |
| 1 | Miyako City宮古市区界 | Iwate | 151.2 km |
| 1 | Sumita Town住田町世田米 | Iwate | 152.7 km |
| 1 | Hanamaki City花巻市大迫町 | Iwate | 165.9 km |
| 1 | Kesennuma City気仙沼市笹が陣 | Miyagi | 166.3 km |
| 1 | Kesennuma City気仙沼市赤岩 | Miyagi | 167.2 km |
| 1 | Hanamaki City花巻市東和町 | Iwate | 172.8 km |
| 1 | Iwate Town岩手町五日市 | Iwate | 173.0 km |
| 1 | Ichinoseki City一関市室根町 | Iwate | 173.6 km |
| 1 | Morioka City盛岡市山王町 | Iwate | 174.5 km |
| 1 | Morioka City盛岡市渋民 | Iwate | 174.7 km |
| 1 | Yahaba Town矢巾町南矢幅 | Iwate | 177.1 km |
| 1 | 青森南部町苫米地 | Aomori | 177.2 km |
| 1 | Hanamaki City花巻市石鳥谷町 | Iwate | 177.8 km |
| 1 | Hachimantai City八幡平市大更 | Iwate | 182.0 km |
| 1 | Ichinoseki City一関市千厩町 | Iwate | 183.1 km |
| 1 | Hachimantai City八幡平市田頭 | Iwate | 183.2 km |
| 1 | Gonohe Town五戸町古舘 | Aomori | 185.8 km |
| 1 | Oshu City奥州市胆沢 | Iwate | 194.4 km |
| 1 | Nishiwaga Town西和賀町沢内川舟 | Iwate | 204.5 km |
| 1 | Ishinomaki City石巻市桃生町 | Miyagi | 211.5 km |
| 1 | 大崎市古川三日町 | Miyagi | 230.8 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: December 18, 2025 at 09:53:59Received: July 31, 2026 at 00:19:00
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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.
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