Tsunamis in 1933

February 23, 1933 Tsunami: Northern Chile

February 23, 1933 · Very doubtful tsunami

A tsunami caused by a magnitude 7.6 earthquake began at Northern Chile on February 23, 1933 at 08:09:12 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

Tsunami warnings in force

The tsunami

Date
February 23, 1933, 08:09:12 UTC
Source
Northern Chile
Cause
Earthquake
Runups recorded
1
Waters
Ocean
How certain
Very doubtful tsunami
Source location
20.000° S, 71.000° 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.

On February 23 (mistakenly January) 23, 1933, there was a "maremoto" at Iquique (reference #415).

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
IquiqueChile91Eyewitness observation of water height

More

Every tsunami in 1933The 1900sTsunamis of ChileThe 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 1659.