December 16, 2020 at 00:35:00 JST
Off the Coast of Sanriku · M4.7 · 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.
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| Shindo | Station | Prefecture | Distance from epicentre |
|---|---|---|---|
| 2 | Morioka City盛岡市薮川 | Iwate | 213.8 km |
| 1 | Yamada Town山田町大沢 | Iwate | 152.6 km |
| 1 | Kamaishi City釜石市只越町 | Iwate | 156.9 km |
| 1 | Miyako City宮古市鍬ヶ崎 | Iwate | 157.4 km |
| 1 | Kamaishi City釜石市中妻町 | Iwate | 159.1 km |
| 1 | Miyako City宮古市田老 | Iwate | 160.5 km |
| 1 | Sumita Town住田町世田米 | Iwate | 183.3 km |
| 1 | Tono City遠野市青笹町 | Iwate | 185.2 km |
| 1 | Ichinoseki City一関市室根町 | Iwate | 197.7 km |
| 1 | Miyako City宮古市区界 | Iwate | 200.4 km |
| 1 | Ichinoseki City一関市千厩町 | Iwate | 207.5 km |
| 1 | Hanamaki City花巻市大迫町 | Iwate | 210.0 km |
| 1 | Hashikami Town階上町道仏 | Aomori | 225.8 km |
| 1 | Morioka City盛岡市渋民 | Iwate | 229.2 km |
| 1 | Karumai Town軽米町軽米 | Iwate | 229.3 km |
| 1 | Hachinohe City八戸市南郷 | Aomori | 235.0 km |
| 1 | Hachinohe City八戸市湊町 | Aomori | 237.7 km |
| 1 | Hachinohe City八戸市内丸 | Aomori | 238.6 km |
| 1 | Hachimantai City八幡平市田頭 | Iwate | 238.9 km |
| 1 | 青森南部町苫米地 | Aomori | 243.5 km |
| 1 | Sannohe Town三戸町在府小路町 | Aomori | 246.7 km |
| 1 | Oirase Townおいらせ町中下田 | Aomori | 250.7 km |
| 1 | Gonohe Town五戸町古舘 | Aomori | 252.4 km |
| 1 | Iwanuma City岩沼市桜 | Miyagi | 274.9 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 16, 2020 at 00:38:00Received: July 31, 2026 at 00:30:05
- P2PQUAKEIssued: December 16, 2020 at 00:38:00Received: July 31, 2026 at 00:30:05
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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 →