Turkey earthquakes

M2.4 earthquake 9 km SSW of Erdek, Turkey

A magnitude 2.4 earthquake struck 9 km SSW of Erdek, Turkey on Mon, Jul 1, 1991, 9:36 PM GMT+3 (18:36 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.2 9 km NW of Bal?kesir, Turkey. This one was a foreshock.

Erdek 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
2.4 (Md, duration), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1991-07-01 18:36:59 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
40.319° N, 27.770° 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: 7 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 2.918 km NE of Hamdibey, Turkey · 12871 days ago · 10 km deep · 51 km away
  2. 2.820 km NNW of Biga, Turkey · 12867 days ago · 10 km deep · 53 km away
  3. 3.29 km NW of Bal?kesir, Turkey · 12863 days ago · 10 km deep · 69 km away
  4. 2.914 km SW of Kar?ncal?, Turkey · 12859 days ago · 5 km deep · 99 km away
  5. 3.114 km S of Tatkavakl?, Turkey · 12859 days ago · 5 km deep · 67 km away
  6. 3.221 km SSE of Biga, Turkey · 12854 days ago · 10 km deep · 44 km away
  7. 2.518 km E of Kumba?, Turkey · 12854 days ago · 10 km deep · 60 km away

Before

  1. 2.510 km N of Gönen, Turkey · 12880 days ago · 10 km deep · 18 km away
  2. 4.28 km SW of Bal?kesir, Turkey · 12883 days ago · 11 km deep · 81 km away
  3. 2.732 km SSE of Marmara Ere?lisi, Turkey · 12884 days ago · 10 km deep · 51 km away
  4. 2.727 km S of Marmara Ere?lisi, Turkey · 12884 days ago · 10 km deep · 47 km away
  5. 3.020 km WNW of Mudanya, Turkey · 12884 days ago · 10 km deep · 75 km away
  6. 3.141 km SSW of Beylikdüzü, Turkey · 12885 days ago · 10 km deep · 69 km away
  7. 3.018 km SE of Biga, Turkey · 12889 days ago · 10 km deep · 41 km away
  8. 3.217 km NNE of Marmara, Turkey · 12889 days ago · 10 km deep · 46 km away
  9. 2.611 km N of Marmara, Turkey · 12890 days ago · 10 km deep · 46 km away
  10. 2.723 km SSE of Marmara Ere?lisi, Turkey · 12892 days ago · 10 km deep · 59 km away
  11. 3.34 km WNW of Manyas, Turkey · 12893 days ago · 13 km deep · 31 km away
  12. 3.111 km SSW of Kumba?, Turkey · 12896 days ago · 10 km deep · 61 km away
  13. 3.019 km WNW of Mudanya, Turkey · 12896 days ago · 10 km deep · 78 km away
  14. 2.416 km SSW of Kumba?, Turkey · 12905 days ago · 10 km deep · 58 km away
  15. 2.624 km ESE of Kumba?, Turkey · 12906 days ago · 10 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004tnk. Read Sat, Oct 3, 2026, 11:15 AM UTC.