Turkey earthquakes

M3.1 earthquake 12 km ESE of Biga, Turkey

A magnitude 3.1 earthquake struck 12 km ESE of Biga, Turkey on Sat, Oct 13, 1990, 7:35 AM GMT+2 (05:35 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 10 km S of Balya, Turkey. This one was a foreshock.

Biga forecastMore in Turkey

Map

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

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The earthquake

Magnitude
3.1 (Md, duration), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1990-10-13 05:35:34 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
40.191° N, 27.375° 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: 30 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 2.67 km NNW of Sava?tepe, Turkey · 13136 days ago · 10 km deep · 85 km away
  2. 2.5Western Turkey · 13131 days ago · 10 km deep · 69 km away
  3. 2.614 km ESE of Band?rma, Turkey · 13128 days ago · 5 km deep · 64 km away
  4. 2.120 km SE of Marmara Ere?lisi, Turkey · 13127 days ago · 5 km deep · 96 km away
  5. 2.910 km ENE of Biga, Turkey · 13127 days ago · 10 km deep · 9 km away
  6. 2.127 km SE of Marmara Ere?lisi, Turkey · 13127 days ago · 10 km deep · 96 km away
  7. 2.13 km SE of Erdek, Turkey · 13123 days ago · 10 km deep · 44 km away
  8. 2.212 km N of Bal?kesir, Turkey · 13120 days ago · 10 km deep · 64 km away
  9. 2.610 km ESE of Hamdibey, Turkey · 13115 days ago · 7 km deep · 43 km away
  10. 3.018 km E of Çan, Turkey · 13114 days ago · 10 km deep · 22 km away
  11. 2.422 km NE of Band?rma, Turkey · 13113 days ago · 10 km deep · 76 km away
  12. 2.86 km ENE of Balya, Turkey · 13112 days ago · 10 km deep · 52 km away
  13. 3.016 km SSW of Kumba?, Turkey · 13111 days ago · 10 km deep · 62 km away
  14. 2.422 km SSW of Kumba?, Turkey · 13109 days ago · 10 km deep · 57 km away
  15. 2.019 km ENE of Marmara, Turkey · 13109 days ago · 10 km deep · 63 km away
  16. 1.915 km NE of Biga, Turkey · 13106 days ago · 10 km deep · 17 km away
  17. 2.98 km SSW of Band?rma, Turkey · 13100 days ago · 10 km deep · 49 km away
  18. 2.013 km SSE of Kumba?, Turkey · 13099 days ago · 10 km deep · 65 km away
  19. 3.223 km W of Marmara, Turkey · 13099 days ago · 10 km deep · 46 km away
  20. 2.216 km ENE of Biga, Turkey · 13098 days ago · 10 km deep · 13 km away
  21. 2.116 km S of Kumba?, Turkey · 13098 days ago · 10 km deep · 61 km away
  22. 2.615 km S of Marmara Ere?lisi, Turkey · 13097 days ago · 10 km deep · 87 km away
  23. 2.415 km WSW of Gönen, Turkey · 13094 days ago · 10 km deep · 16 km away
  24. 2.09 km E of Manyas, Turkey · 13091 days ago · 10 km deep · 62 km away
  25. 3.516 km SSE of Kumba?, Turkey · 13090 days ago · 10 km deep · 62 km away
  26. 2.320 km NNW of Gönen, Turkey · 13084 days ago · 10 km deep · 18 km away
  27. 2.013 km SSW of Gönen, Turkey · 13082 days ago · 10 km deep · 30 km away
  28. 2.515 km SSE of Kumba?, Turkey · 13081 days ago · 10 km deep · 66 km away
  29. 3.810 km S of Balya, Turkey · 13081 days ago · 10 km deep · 62 km away
  30. 2.417 km WSW of Bal?kesir, Turkey · 13080 days ago · 10 km deep · 72 km away

Before

  1. 2.124 km WSW of Çan, Turkey · 13140 days ago · 10 km deep · 57 km away
  2. 3.011 km SW of Bal?kesir, Turkey · 13142 days ago · 10 km deep · 79 km away
  3. 2.415 km SW of Bal?kesir, Turkey · 13142 days ago · 10 km deep · 78 km away
  4. 2.919 km W of Erdek, Turkey · 13142 days ago · 10 km deep · 26 km away
  5. 2.611 km SSW of Bal?kesir, Turkey · 13143 days ago · 10 km deep · 79 km away
  6. 2.712 km SW of Bal?kesir, Turkey · 13143 days ago · 10 km deep · 75 km away
  7. 2.712 km WSW of Bal?kesir, Turkey · 13143 days ago · 10 km deep · 74 km away
  8. 2.918 km N of Erdek, Turkey · 13143 days ago · 10 km deep · 55 km away
  9. 3.910 km SW of Bal?kesir, Turkey · 13144 days ago · 9 km deep · 76 km away
  10. 2.917 km SSW of Kumba?, Turkey · 13145 days ago · 10 km deep · 60 km away
  11. 3.317 km S of Kumba?, Turkey · 13145 days ago · 10 km deep · 60 km away
  12. 2.813 km ESE of Susurluk, Turkey · 13147 days ago · 10 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004fpq. Read Fri, Oct 2, 2026, 3:02 PM UTC.