Significant earthquakes of 1977

December 19, 1977 Earthquake: Bab-Tangol, Iran

December 19, 1977 · M5.9 · 584 deaths

A magnitude 5.9 earthquake struck Bab-Tangol, Iran on December 19, 1977 at 23:34:34 UTC, 31 km below the surface. It killed 584 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
December 19, 1977
Time
23:34:34 UTC
Place
Bab-Tangol, Iran
Magnitude
5.9 (Mw)
Focal depth
31 km (19 mi)
Intensity
7 on the Modified Mercalli scale
Tsunami
None recorded
Epicenter
30.940° N, 56.530° E
Country
Iran

The toll

Deaths
584
Injuries
1,000
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.

What the record says

NCEI’s account, from the sources it cites.

584 killed, 1000 injured. magnitude 5.4 (Mb), 5.8 (Ms), depth 31 km. (reference #45)

1977 Dec 19, 23:34:34.27 UTC, 30.94 N 56.53E, magnitude 5.86 (Mw). (reference #10476)

665 killed, 500 injured, MMI VII. (reference #12864)

Other significant earthquakes nearby

Within 200 km, the deadliest first.

More

Significant earthquakes of 1977The 1900sEvery quake the USGS located in 1977Recent 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 4786.