August 23, 1407 Tsunami: Haeju Coast, Yellow Sea, North Korea
A tsunami of unknown cause began at Haeju Coast, Yellow Sea, North Korea on August 23, 1407. 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
- August 23, 1407
- Source
- Haeju Coast, Yellow Sea, North Korea
- Cause
- Unknown
- Runups recorded
- 1
- Tsunami intensity (Soloviev-Imamura)
- 0
- Waters
- Ocean
- How certain
- Very doubtful tsunami
- Source location
- 38.000° N, 125.700° 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.
Reference #150:
1407, August 23, validity 0. No quake described. Probably a storm surge.
Reference #414:
1407, August 23, validity 2. There was a tsunami on the coast of Haeju, Korea. There are no details. No earthquake is mentioned. These were probably waves of storm origin.
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 |
|---|---|---|---|---|---|---|---|
| Haeju | North Korea | 5 | Eyewitness observation of water height |
More
Every tsunami in 1407The 1400sTsunamis of North KoreaThis day in weather historyAlerts 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 130.