Turkey earthquakes

M3.4 earthquake 12 km SW of Tefenni, Turkey

A magnitude 3.4 earthquake struck 12 km SW of Tefenni, Turkey on Sun, Jul 28, 1991, 3:08 AM GMT+3 (00:08 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.9 25 km WSW of Alt?nyayla, Turkey. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.4 (Md, duration), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1991-07-28 00:08:38 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
37.234° N, 29.667° E
Region
Turkey
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

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 16 in the 30 days before it.

After

  1. 3.521 km NE of Karg?, Turkey · 12851 days ago · 10 km deep · 58 km away
  2. 3.925 km WSW of Alt?nyayla, Turkey · 12850 days ago · 5 km deep · 48 km away
  3. 3.827 km W of Alt?nyayla, Turkey · 12849 days ago · 10 km deep · 48 km away

Before

  1. 4.01 km WNW of Tefenni, Turkey · 12852 days ago · 18 km deep · 12 km away
  2. 4.25 km SW of Tefenni, Turkey · 12852 days ago · 11 km deep · 8 km away
  3. 3.84 km SW of Tefenni, Turkey · 12852 days ago · 10 km deep · 9 km away
  4. 3.810 km NW of Tavas, Turkey · 12852 days ago · 0 km deep · 74 km away
  5. 3.816 km WNW of Ye?ilova, Turkey · 12852 days ago · 10 km deep · 37 km away
  6. 4.73 km WSW of Tefenni, Turkey · 12852 days ago · 22 km deep · 9 km away
  7. 3.15 km ENE of Honaz, Turkey · 12856 days ago · 10 km deep · 67 km away
  8. 3.111 km NNE of Honaz, Turkey · 12864 days ago · 10 km deep · 74 km away
  9. 3.48 km NNE of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 20 km away
  10. 3.24 km NNE of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 24 km away
  11. 3.6Western Turkey · 12878 days ago · 10 km deep · 19 km away
  12. 3.312 km W of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 37 km away
  13. 3.27 km N of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 21 km away
  14. 3.25 km NW of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 26 km away
  15. 3.07 km N of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 21 km away
  16. 3.420 km W of Alt?nyayla, Turkey · 12878 days ago · 10 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004uq8. Read Sat, Oct 3, 2026, 7:38 AM UTC.