M4.3 earthquake 76 km N of Tabas, Iran
A magnitude 4.3 earthquake struck 76 km N of Tabas, Iran on Thu, Sep 28, 1978, 6:50 AM GMT+4 (02:50 UTC), 43 km (27 mi) below the surface.
A larger quake followed: M4.5 24 km ESE of Tabas, Iran. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1978-09-28 02:50:32 UTC
- Depth
- 43.0 km (26.7 mi), shallow
- Epicenter
- 34.278° N, 56.810° 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.
- Stations used
- 7
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 12 in the 30 days before it.
After
- 4.524 km ESE of Tabas, Iran · 17489 days ago · 36 km deep · 88 km away
- 4.614 km E of Tabas, Iran · 17486 days ago · 33 km deep · 82 km away
- 4.322 km NE of Tabas, Iran · 17470 days ago · 46 km deep · 65 km away
Before
- 4.522 km E of Tabas, Iran · 17530 days ago · 33 km deep · 86 km away
- 4.911 km N of Tabas, Iran · 17536 days ago · 33 km deep · 65 km away
- 4.735 km E of Tabas, Iran · 17536 days ago · 23 km deep · 94 km away
- 4.527 km ENE of Tabas, Iran · 17536 days ago · 33 km deep · 75 km away
- 4.231 km ENE of Tabas, Iran · 17536 days ago · 33 km deep · 70 km away
- 4.783 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 73 km away
- 5.010 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 70 km away
- 4.452 km E of Tabas, Iran · 17537 days ago · 33 km deep · 96 km away
- 4.585 km WSW of Bardaskan, Iran · 17537 days ago · 33 km deep · 80 km away
- 4.922 km NE of Tabas, Iran · 17537 days ago · 33 km deep · 67 km away
- 4.833 km NNE of Tabas, Iran · 17538 days ago · 16 km deep · 52 km away
- 4.633 km NE of Tabas, Iran · 17538 days ago · 33 km deep · 65 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000ws1. Read Tue, Sep 22, 2026, 7:17 AM UTC.