Iran earthquakes

M4.7 earthquake 50 km S of Tabas, Iran

A magnitude 4.7 earthquake struck 50 km S of Tabas, Iran on Sun, Sep 17, 1978, 11:35 AM GMT+4 (07:35 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.0 10 km NE of Tabas, Iran. This one was a foreshock.

Tabas forecastMore in Iran

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.7 (mb), light
Local time
UTC
1978-09-17 07:35:49 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
33.144° N, 56.933° E
Region
Iran
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED
Stations used
42

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.7 and up: 16 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 5.010 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 58 km away
  2. 4.231 km ENE of Tabas, Iran · 17536 days ago · 33 km deep · 71 km away
  3. 4.527 km ENE of Tabas, Iran · 17536 days ago · 33 km deep · 65 km away
  4. 4.735 km E of Tabas, Iran · 17536 days ago · 23 km deep · 55 km away
  5. 4.911 km N of Tabas, Iran · 17535 days ago · 33 km deep · 62 km away
  6. 4.351 km SSW of Tabas, Iran · 17534 days ago · 33 km deep · 26 km away
  7. 4.430 km S of Tabas, Iran · 17531 days ago · 37 km deep · 21 km away
  8. 4.522 km E of Tabas, Iran · 17529 days ago · 33 km deep · 51 km away
  9. 4.345 km SE of Tabas, Iran · 17529 days ago · 58 km deep · 34 km away
  10. 3.948 km SSE of Tabas, Iran · 17528 days ago · 33 km deep · 21 km away
  11. 4.295 km SSE of Tabas, Iran · 17520 days ago · 33 km deep · 55 km away
  12. 4.540 km ESE of Tabas, Iran · 17514 days ago · 33 km deep · 44 km away
  13. 4.954 km ESE of Tabas, Iran · 17511 days ago · 15 km deep · 56 km away
  14. 4.524 km ESE of Tabas, Iran · 17488 days ago · 36 km deep · 51 km away
  15. 4.654 km ESE of Tabas, Iran · 17486 days ago · 11 km deep · 55 km away
  16. 4.614 km E of Tabas, Iran · 17486 days ago · 33 km deep · 50 km away

Before

  1. 4.452 km E of Tabas, Iran · 17537 days ago · 33 km deep · 74 km away
  2. 4.922 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 67 km away
  3. 4.833 km NNE of Tabas, Iran · 17537 days ago · 16 km deep · 82 km away
  4. 4.633 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 76 km away
  5. 7.452 km ESE of Tabas, Iran · 17537 days ago · 33 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000wkf. Read Tue, Sep 22, 2026, 12:33 AM UTC.