Significant earthquakes of 1957

April 24, 1957 Earthquake: Turkey

April 24, 1957 · M6.9

A magnitude 6.9 earthquake struck Turkey on April 24, 1957 at 19:10:12 UTC, 40 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
April 24, 1957
Time
19:10:12 UTC
Place
Turkey
Magnitude
6.9
Focal depth
40 km (25 mi)
Tsunami
None recorded
Epicenter
36.310° N, 28.620° E
Country
Turkey

The toll

Damage
Moderate (about $1 to $5 million)

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

What the record says

NCEI’s account, from the sources it cites.

1957 April 24. 19:10:13 UTC. 36.4 N, 28.6 E. M6.9. (reference #1040)

1957 April 24. 19:10:12 UTC. 36.31 N, 28.62 E. 40 depth. (reference #1040)

Note: damages attribute in the 25 April 1957 earthquake

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1957The 1900sEvery quake the USGS located in 1957Recent 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 4123.