1716 Tsunami: Oshima Island, Japan
A tsunami of unknown cause began at Oshima Island, Japan in 1716. Its effects were recorded at 1 place.
Where the waves reached
The source (white) and every runup with a place, colored by the water height recorded there. A ring is a runup NCEI marks doubtful.
- Under 1 m
- 1 to 3 m
- 3 to 10 m
- 10 to 30 m
- 30 m and more
- Height not recorded
The tsunami
- Date
- 1716
- Source
- Oshima Island, Japan
- Cause
- Unknown
- Runups recorded
- 1
- Waters
- Ocean
- How certain
- Erroneous entry
- Source location
- 34.730° N, 139.400° E
The toll
The record gives no deaths, injuries or damage for this tsunami.
What the record says
NCEI’s account, from the sources it cites.
1716. The publications of Sapper (1927) and Heck (1947) mention that a tsunami was observed on Oshima Island. The Japanese sources do not mention a tsunami (Reference #414).
Latitude and longitude are approximate.
Every runup
Nearest the source first. Heights are above sea level at the time; a tide gauge reads half the wave’s full height.
| Where | Country | Km from source | Water height, m | Inland, m | Measured by | First wave, UTC | Deaths |
|---|---|---|---|---|---|---|---|
| Oshima Island doubtful | Japan | 0 | Eyewitness observation of water height |
More
Every tsunami in 1716The 1700sTsunamis of JapanAlerts in force
Sources
Tsunami events and runups from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI tsunami event 5502.