Turkey earthquakes

M4.0 earthquake 15 km N of Nall?han, Turkey

A magnitude 4.0 earthquake struck 15 km N of Nall?han, Turkey on Thu, Aug 19, 1999, 9:34 PM GMT+3 (18:34 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.5 13 km ESE of Akyaz?, Turkey. This one was a foreshock.

Nallıhan 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
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1999-08-19 18:34:49 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
40.325° N, 31.323° 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: 34 in the 60 days after this one and 39 in the 30 days before it.

After

  1. 4.313 km SSE of Akyaz?, Turkey · 9905 days ago · 10 km deep · 61 km away
  2. 4.27 km SE of Hendek, Turkey · 9905 days ago · 10 km deep · 64 km away
  3. 4.513 km ESE of Akyaz?, Turkey · 9903 days ago · 10 km deep · 58 km away
  4. 3.8Western Turkey · 9902 days ago · 10 km deep · 62 km away
  5. 3.923 km SW of Düzce, Turkey · 9902 days ago · 10 km deep · 48 km away
  6. 4.212 km S of Düzce, Turkey · 9896 days ago · 10 km deep · 46 km away
  7. 3.45 km W of Hendek, Turkey · 9892 days ago · 10 km deep · 76 km away
  8. 4.08 km S of Karapürçek, Turkey · 9892 days ago · 10 km deep · 72 km away
  9. 3.95 km N of Karapürçek, Turkey · 9889 days ago · 8 km deep · 78 km away
  10. 3.918 km SSW of Düzce, Turkey · 9889 days ago · 10 km deep · 43 km away
  11. 2.79 km SE of Adapazar?, Turkey · 9889 days ago · 12 km deep · 83 km away
  12. 3.825 km SE of Hendek, Turkey · 9888 days ago · 10 km deep · 46 km away
  13. 3.27 km SW of Düzce, Turkey · 9888 days ago · 14 km deep · 56 km away
  14. 3.216 km SW of Düzce, Turkey · 9888 days ago · 10 km deep · 53 km away
  15. 3.019 km ESE of Hendek, Turkey · 9886 days ago · 5 km deep · 55 km away
  16. 3.523 km SW of Düzce, Turkey · 9886 days ago · 8 km deep · 49 km away
  17. 3.22 km WNW of Hendek, Turkey · 9885 days ago · 5 km deep · 74 km away
  18. 3.88 km SSE of Geyve, Turkey · 9885 days ago · 10 km deep · 85 km away
  19. 2.96 km SSE of Sapanca, Turkey · 9879 days ago · 7 km deep · 94 km away
  20. 3.213 km ESE of Akyaz?, Turkey · 9879 days ago · 10 km deep · 59 km away
  21. 3.54 km SE of Pamukova, Turkey · 9878 days ago · 7 km deep · 96 km away
  22. 2.89 km N of Akyaz?, Turkey · 9877 days ago · 5 km deep · 77 km away
  23. 2.98 km W of Adapazar?, Turkey · 9876 days ago · 13 km deep · 100 km away
  24. 4.31 km WSW of Karapürçek, Turkey · 9875 days ago · 10 km deep · 76 km away
  25. 3.23 km WNW of Karapürçek, Turkey · 9875 days ago · 4 km deep · 78 km away
  26. 3.44 km NW of Karapürçek, Turkey · 9875 days ago · 5 km deep · 80 km away
  27. 3.21 km SSE of Karapürçek, Turkey · 9870 days ago · 5 km deep · 73 km away
  28. 2.85 km WNW of Akyaz?, Turkey · 9862 days ago · 13 km deep · 77 km away
  29. 2.86 km WSW of Hendek, Turkey · 9862 days ago · 9 km deep · 73 km away
  30. 2.712 km SW of Düzce, Turkey · 9862 days ago · 6 km deep · 55 km away
  31. 2.85 km WNW of Düzce, Turkey · 9862 days ago · 8 km deep · 63 km away
  32. 3.117 km WSW of Düzce, Turkey · 9859 days ago · 9 km deep · 58 km away
  33. 3.19 km SW of Düzce, Turkey · 9854 days ago · 2 km deep · 54 km away
  34. 3.65 km S of Adapazar?, Turkey · 9850 days ago · 0 km deep · 90 km away

Before

  1. 4.714 km ESE of Akyaz?, Turkey · 9906 days ago · 10 km deep · 57 km away
  2. 4.123 km NW of Mudurnu, Turkey · 9907 days ago · 10 km deep · 43 km away
  3. 4.09 km NW of Hendek, Turkey · 9907 days ago · 10 km deep · 81 km away
  4. 3.97 km E of Akyaz?, Turkey · 9907 days ago · 10 km deep · 65 km away
  5. 3.813 km ESE of Akyaz?, Turkey · 9908 days ago · 10 km deep · 58 km away
  6. 4.121 km SE of Hendek, Turkey · 9908 days ago · 10 km deep · 50 km away
  7. 4.28 km NNW of Akyaz?, Turkey · 9908 days ago · 6 km deep · 79 km away
  8. 3.92 km ESE of Akyaz?, Turkey · 9908 days ago · 10 km deep · 69 km away
  9. 3.810 km S of Adapazar?, Turkey · 9908 days ago · 10 km deep · 86 km away
  10. 4.47 km SSE of Akyaz?, Turkey · 9908 days ago · 10 km deep · 65 km away
  11. 4.07 km NNE of Pamukova, Turkey · 9908 days ago · 10 km deep · 99 km away
  12. 3.77 km E of Akyaz?, Turkey · 9908 days ago · 10 km deep · 65 km away
  13. 4.26 km NE of Düzce, Turkey · 9908 days ago · 10 km deep · 62 km away
  14. 4.612 km SSE of Düzce, Turkey · 9908 days ago · 10 km deep · 47 km away
  15. 3.911 km ESE of Sö?ütlü, Turkey · 9908 days ago · 10 km deep · 86 km away
  16. 4.110 km ESE of Akyaz?, Turkey · 9908 days ago · 10 km deep · 61 km away
  17. 4.315 km SSE of Hendek, Turkey · 9908 days ago · 10 km deep · 56 km away
  18. 4.26 km S of Hendek, Turkey · 9909 days ago · 10 km deep · 67 km away
  19. 4.62 km ESE of Akyaz?, Turkey · 9909 days ago · 10 km deep · 69 km away
  20. 4.04 km S of Akyaz?, Turkey · 9909 days ago · 10 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0009db7. Read Fri, Oct 2, 2026, 7:30 PM UTC.