Significant earthquakes of 662

April 26, 662 Earthquake: Semnan,damghan, Qumis, Iran

April 26, 662 · 40,000 deaths

An earthquake struck Semnan,damghan, Qumis, Iran on April 26, 662. It killed 40,000 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
April 26, 662
Place
Semnan,damghan, Qumis, Iran
Tsunami
None recorded
Epicenter
35.300° N, 54.000° E
Country
Iran

The toll

Deaths
40,000
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.

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 662The 600sRecent 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 159.