Significant earthquakes of 1929

July 23, 1929 Earthquake: Iceland

July 23, 1929 · M6.3

A magnitude 6.3 earthquake struck Iceland on July 23, 1929 at 18:42:00 UTC, 33 km below the surface.

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
July 23, 1929
Time
18:42:00 UTC
Place
Iceland
Magnitude
6.3
Focal depth
33 km (21 mi)
Intensity
10 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
63.900° N, 21.700° W
Country
Iceland

The toll

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

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1929The 1900sEvery quake the USGS located in 1929Recent 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 3401.