Turkey earthquakes

M3.5 earthquake 23 km W of Gökçeada, Turkey

A magnitude 3.5 earthquake struck 23 km W of Gökçeada, Turkey on Sun, Oct 20, 1991, 5:59 PM GMT+2 (15:59 UTC), 9 km (6 mi) below the surface.

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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
3.5 (Md, duration), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1991-10-20 15:59:48 UTC
Depth
8.9 km (5.5 mi), shallow
Epicenter
40.175° N, 25.630° 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.

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 10 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 3.120 km N of Gökçeada, Turkey · 12767 days ago · 10 km deep · 34 km away
  2. 2.9Aegean Sea · 12761 days ago · 5 km deep · 33 km away
  3. 2.916 km W of Alexandroupoli, Greece · 12759 days ago · 10 km deep · 75 km away
  4. 3.131 km W of Gökçeada, Turkey · 12754 days ago · 10 km deep · 8 km away
  5. 2.92 km NW of Geyikli, Turkey · 12740 days ago · 10 km deep · 61 km away
  6. 2.9Aegean Sea · 12730 days ago · 10 km deep · 52 km away
  7. 3.236 km N of Mýrina, Greece · 12730 days ago · 10 km deep · 47 km away
  8. 2.57 km S of Sápes, Greece · 12729 days ago · 5 km deep · 88 km away
  9. 3.417 km N of Gökçeada, Turkey · 12720 days ago · 10 km deep · 29 km away
  10. 3.139 km WNW of Mýrina, Greece · 12716 days ago · 10 km deep · 83 km away

Before

  1. 3.837 km NNE of Mýrina, Greece · 12773 days ago · 10 km deep · 32 km away
  2. 2.924 km W of Gökçeada, Turkey · 12775 days ago · 10 km deep · 2 km away
  3. 3.027 km W of Gökçeada, Turkey · 12775 days ago · 10 km deep · 4 km away
  4. 3.5Aegean Sea · 12775 days ago · 10 km deep · 2 km away
  5. 4.822 km W of Gökçeada, Turkey · 12775 days ago · 12 km deep · 3 km away
  6. 3.330 km NNW of Mýrina, Greece · 12777 days ago · 10 km deep · 56 km away
  7. 3.240 km W of Bozcaada, Turkey · 12794 days ago · 10 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004y32. Read Sun, Oct 4, 2026, 1:54 AM UTC.