Significant earthquakes of 1933

February 23, 1933 Earthquake: Chile

February 23, 1933 · M7.6

A magnitude 7.6 earthquake struck Chile on February 23, 1933 at 08:09:12 UTC, 40 km below the surface. It caused a tsunami.

Map

Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.

The earthquake

Date
February 23, 1933
Time
08:09:12 UTC
Place
Chile
Magnitude
7.6 (Ms)
Focal depth
40 km (25 mi)
Epicenter
20.000° S, 71.000° W
Country
Chile

The toll

The record gives no deaths, injuries or damage for this earthquake.

What the record says

NCEI’s account, from the sources it cites.

1933, February, (mistakenly January) 23. There was a "maremoto" at Iquique. [23.II; 8h09m12s; 20 deg S., 71 deg W.; 40 km; M=7.6] (Reference #415).

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1933The 1900sEvery quake the USGS located in 1933Recent earthquakes near hereThis day in weather history

Sources

Significant earthquakes 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 earthquake 3508.