Significant earthquakes of 1947

September 23, 1947 Earthquake: Dustabad, Iran

September 23, 1947 · M6.9 · 500 deaths

A magnitude 6.9 earthquake struck Dustabad, Iran on September 23, 1947 at 12:28:16 UTC, 15 km below the surface. It killed 500 people.

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
September 23, 1947
Time
12:28:16 UTC
Place
Dustabad, Iran
Magnitude
6.9 (Mw)
Focal depth
15 km (9 mi)
Intensity
8 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
33.604° N, 58.642° E
Country
Iran

The toll

Deaths
500
Damage
Severe (about $5 to $25 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.

Reference #1138, 3937 and 12864 lists 500 deaths.

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1947The 1900sEvery quake the USGS located in 1947Recent 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 3863.