Tsunamis in 1911

November 3, 1911 Tsunami: Trinidad, Trinidad and Tobago

November 3, 1911 · Probable tsunami

A tsunami caused by a landslide began at Trinidad, Trinidad and Tobago on November 3, 1911. 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

Tsunami warnings in force

The tsunami

Date
November 3, 1911
Source
Trinidad, Trinidad and Tobago
Cause
Landslide
Runups recorded
1
Waters
Ocean
How certain
Probable tsunami
Source location
10.500° N, 61.200° 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 volcano-related tsunami produced extraordinary waves at Trinidad, following an explosion of a mud volcano island. (reference #537 and #1917)

Some extraordinary sea waves were noticed on the adjacent coast following an explosion which accompanied the formation of a mud volcano (reference #43)

Following the volcanic explosion of a mud island volcano off Trinidad, "extraordinary waves" were observed. (reference #1492)

Note: this event was triggered by a mud volcano

Every runup

Nearest the source first. Heights are above sea level at the time; a tide gauge reads half the wave’s full height.

WhereCountryKm from sourceWater height, mInland, mMeasured byFirst wave, UTCDeaths
TrinidadTrinidad and Tobago5Eyewitness observation of water height

More

Every tsunami in 1911The 1900sTsunamis of Trinidad and TobagoThe eruptionThis 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 1400.