Turkey earthquakes

M3.6 earthquake 19 km NW of Biga, Turkey

A magnitude 3.6 earthquake struck 19 km NW of Biga, Turkey on Thu, Mar 27, 1975, 9:47 AM GMT+3 (06:47 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M5.3 20 km NNE of Gökçeada, 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
3.6 (mb), minor
Local time
UTC
1975-03-27 06:47:43 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
40.356° N, 27.077° 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
Stations used
6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 3.313 km E of Enez, Turkey · 18815 days ago · 33 km deep · 81 km away
  2. 4.625 km NNE of Gökçeada, Turkey · 18815 days ago · 5 km deep · 92 km away
  3. 5.320 km NNE of Gökçeada, Turkey · 18813 days ago · 33 km deep · 89 km away
  4. 3.420 km NE of Biga, Turkey · 18793 days ago · 5 km deep · 26 km away
  5. 4.028 km NE of Gökçeada, Turkey · 18789 days ago · 33 km deep · 82 km away
  6. 4.330 km S of Enez, Turkey · 18789 days ago · 20 km deep · 85 km away
  7. 3.924 km NE of Gökçeada, Turkey · 18774 days ago · 33 km deep · 83 km away

Before

  1. 3.826 km NNW of Eceabat, Turkey · 18815 days ago · 33 km deep · 69 km away
  2. 4.828 km NW of Eceabat, Turkey · 18815 days ago · 33 km deep · 78 km away
  3. 6.731 km NE of Gökçeada, Turkey · 18815 days ago · 5 km deep · 80 km away
  4. 3.426 km NE of Gökçeada, Turkey · 18824 days ago · 5 km deep · 82 km away
  5. 3.923 km NNE of Gökçeada, Turkey · 18825 days ago · 5 km deep · 89 km away
  6. 5.928 km S of Enez, Turkey · 18825 days ago · 5 km deep · 83 km away
  7. 5.526 km SSE of Enez, Turkey · 18825 days ago · 5 km deep · 78 km away
  8. 5.322 km NNE of Gökçeada, Turkey · 18825 days ago · 3 km deep · 93 km away
  9. 3.919 km NNE of Gökçeada, Turkey · 18825 days ago · 5 km deep · 92 km away
  10. 3.920 km NNE of Gökçeada, Turkey · 18825 days ago · 5 km deep · 90 km away
  11. 4.625 km NNE of Gökçeada, Turkey · 18825 days ago · 2 km deep · 90 km away
  12. 4.124 km NE of Gökçeada, Turkey · 18826 days ago · 5 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000acy. Read Wed, Sep 30, 2026, 1:04 PM UTC.