August 12, 1929 Tsunami: Attica, New York, United States
A tsunami caused by an earthquake began at Attica, New York, United States on August 12, 1929 at 11:24:00 UTC. 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 12, 1929, 11:24:00 UTC
- Source
- Attica, New York, United States
- Cause
- Earthquake
- Earthquake
- The earthquake
- Runups recorded
- 1
- Waters
- A lake or river, not the ocean
- How certain
- An event that only caused a seiche
- Source location
- 42.900° N, 78.300° W
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.
A big wave rolled from the south to the north of Horsehoe Lake and over the road during the tremors. This may have been a lake seiche.
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 |
|---|---|---|---|---|---|---|---|
| Horseshoe Lake, NY, NY | United States | 327 | Other |
More
Every tsunami in 1929The 1900sTsunamis of United StatesThe 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 2365.