July 25, 1856 Tsunami: Java-Flores Sea, Indonesia
A tsunami caused by an earthquake began at Java-Flores Sea, Indonesia on July 25, 1856. 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
- July 25, 1856
- Source
- Java-Flores Sea, Indonesia
- Cause
- Earthquake
- Earthquake
- The earthquake
- Runups recorded
- 1
- Tsunami intensity (Soloviev-Imamura)
- 0
- Waters
- Ocean
- How certain
- Questionable tsunami
- Source location
- 8.500° S, 116.000° 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.
1856, July 25, 8.5 S, 116 E. At Labuantereng, on the west of Lombok Island, there was an earthquake. At the same time, a strong surf was noticed on the beach at the locality of Ampenen, situated about 20 km to the north. (reference #414)
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 |
|---|---|---|---|---|---|---|---|
| Ampenen | Indonesia | 10 | Eyewitness observation of water height |
More
Every tsunami in 1856The 1800sTsunamis of IndonesiaThe earthquakeThis 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 861.