Turkey earthquakes

M3.8 earthquake 8 km SSE of Geyve, Turkey

A magnitude 3.8 earthquake struck 8 km SSE of Geyve, Turkey on Thu, Sep 9, 1999, 11:21 PM GMT+3 (20:21 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.9 4 km SE of Köseköy, Turkey. This one was a foreshock.

Geyve 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
3.8 (Md, duration), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1999-09-09 20:21:43 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
40.438° N, 30.325° 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: 58 in the 60 days after this one and 97 in the 30 days before it.

After

  1. 2.81 km N of Yuvac?k, Turkey · 9885 days ago · 13 km deep · 43 km away
  2. 5.94 km SE of Köseköy, Turkey · 9881 days ago · 13 km deep · 38 km away
  3. 2.78 km WNW of Sapanca, Turkey · 9881 days ago · 9 km deep · 34 km away
  4. 2.96 km SSE of Sapanca, Turkey · 9880 days ago · 7 km deep · 22 km away
  5. 3.213 km ESE of Akyaz?, Turkey · 9880 days ago · 10 km deep · 45 km away
  6. 2.81 km N of Yuvac?k, Turkey · 9879 days ago · 13 km deep · 43 km away
  7. 2.50 km S of ?zmit, Turkey · 9878 days ago · 14 km deep · 49 km away
  8. 3.54 km SE of Pamukova, Turkey · 9878 days ago · 7 km deep · 11 km away
  9. 2.89 km N of Akyaz?, Turkey · 9877 days ago · 5 km deep · 45 km away
  10. 4.39 km WNW of Sapanca, Turkey · 9877 days ago · 10 km deep · 34 km away
  11. 4.55 km SSE of Yalova, Turkey · 9877 days ago · 10 km deep · 89 km away
  12. 2.98 km W of Adapazar?, Turkey · 9876 days ago · 13 km deep · 38 km away
  13. 2.81 km NW of ?zmit, Turkey · 9876 days ago · 9 km deep · 51 km away
  14. 2.82 km N of Yuvac?k, Turkey · 9876 days ago · 6 km deep · 43 km away
  15. 3.02 km SSE of Köseköy, Turkey · 9875 days ago · 17 km deep · 40 km away
  16. 2.810 km W of Sö?ütlü, Turkey · 9875 days ago · 13 km deep · 51 km away
  17. 4.31 km WSW of Karapürçek, Turkey · 9875 days ago · 10 km deep · 28 km away
  18. 3.23 km WNW of Karapürçek, Turkey · 9875 days ago · 4 km deep · 28 km away
  19. 3.44 km NW of Karapürçek, Turkey · 9875 days ago · 5 km deep · 30 km away
  20. 3.31 km S of Derince, Turkey · 9872 days ago · 8 km deep · 55 km away
  21. 2.63 km NE of Körfez, Turkey · 9872 days ago · 13 km deep · 58 km away
  22. 3.89 km WNW of Adapazar?, Turkey · 9870 days ago · 10 km deep · 41 km away
  23. 3.21 km SSE of Karapürçek, Turkey · 9870 days ago · 5 km deep · 28 km away
  24. 3.98 km SSE of Küplü, Turkey · 9868 days ago · 10 km deep · 51 km away
  25. 2.72 km WSW of Umurbey, Turkey · 9868 days ago · 10 km deep · 99 km away
  26. 3.34 km NNW of Hal?dere, Turkey · 9868 days ago · 6 km deep · 61 km away
  27. 2.93 km WNW of Köseköy, Turkey · 9868 days ago · 5 km deep · 46 km away
  28. 5.28 km NNW of Ta?köprü, Turkey · 9866 days ago · 10 km deep · 89 km away
  29. 2.85 km WNW of Akyaz?, Turkey · 9862 days ago · 13 km deep · 36 km away
  30. 2.86 km WSW of Hendek, Turkey · 9862 days ago · 9 km deep · 48 km away
  31. 2.72 km NE of Körfez, Turkey · 9862 days ago · 6 km deep · 59 km away
  32. 2.712 km SW of Düzce, Turkey · 9862 days ago · 6 km deep · 71 km away
  33. 2.85 km WNW of Düzce, Turkey · 9862 days ago · 8 km deep · 81 km away
  34. 2.71 km N of Kullar, Turkey · 9861 days ago · 15 km deep · 44 km away
  35. 3.12 km WNW of ?zmit, Turkey · 9861 days ago · 13 km deep · 52 km away
  36. 3.11 km E of Yuvac?k, Turkey · 9861 days ago · 10 km deep · 40 km away
  37. 3.117 km WSW of Düzce, Turkey · 9859 days ago · 9 km deep · 66 km away
  38. 3.19 km SW of Düzce, Turkey · 9854 days ago · 2 km deep · 75 km away
  39. 3.65 km S of Adapazar?, Turkey · 9850 days ago · 0 km deep · 34 km away
  40. 3.314 km NNW of Sapanca, Turkey · 9847 days ago · 10 km deep · 43 km away
  41. 2.86 km NE of Akyaz?, Turkey · 9845 days ago · 5 km deep · 44 km away
  42. 3.017 km ESE of Hendek, Turkey · 9845 days ago · 13 km deep · 61 km away
  43. 3.25 km W of Düzce, Turkey · 9843 days ago · 12 km deep · 79 km away
  44. 2.52 km NE of Umurbey, Turkey · 9842 days ago · 18 km deep · 95 km away
  45. 3.58 km NW of Düzce, Turkey · 9842 days ago · 8 km deep · 81 km away
  46. 3.16 km NNE of Koruköy, Turkey · 9842 days ago · 7 km deep · 100 km away
  47. 2.710 km N of Balç?k, Turkey · 9840 days ago · 17 km deep · 94 km away
  48. 2.911 km N of Düzce, Turkey · 9840 days ago · 9 km deep · 92 km away
  49. 3.07 km NW of Orhangazi, Turkey · 9838 days ago · 6 km deep · 92 km away
  50. 2.91 km E of Orhangazi, Turkey · 9835 days ago · 15 km deep · 84 km away
  51. 3.013 km SW of Eski?ehir, Turkey · 9835 days ago · 0 km deep · 84 km away
  52. 3.04 km NNW of Yenice, Turkey · 9835 days ago · 8 km deep · 86 km away
  53. 2.68 km E of Akyaz?, Turkey · 9834 days ago · 16 km deep · 43 km away
  54. 2.916 km WSW of Düzce, Turkey · 9834 days ago · 2 km deep · 68 km away
  55. 2.75 km NW of Orhangazi, Turkey · 9833 days ago · 11 km deep · 91 km away
  56. 3.86 km NNW of Sapanca, Turkey · 9826 days ago · 10 km deep · 35 km away
  57. 5.08 km E of Akyaz?, Turkey · 9826 days ago · 10 km deep · 44 km away
  58. 4.26 km S of Hendek, Turkey · 9826 days ago · 10 km deep · 49 km away

Before

  1. 3.22 km WNW of Hendek, Turkey · 9885 days ago · 5 km deep · 53 km away
  2. 3.15 km E of Köseköy, Turkey · 9886 days ago · 10 km deep · 40 km away
  3. 3.523 km SW of Düzce, Turkey · 9886 days ago · 8 km deep · 62 km away
  4. 3.019 km ESE of Hendek, Turkey · 9886 days ago · 5 km deep · 63 km away
  5. 3.216 km SW of Düzce, Turkey · 9888 days ago · 10 km deep · 67 km away
  6. 3.27 km SW of Düzce, Turkey · 9888 days ago · 14 km deep · 76 km away
  7. 3.825 km SE of Hendek, Turkey · 9889 days ago · 10 km deep · 56 km away
  8. 2.94 km N of Ula?l?, Turkey · 9889 days ago · 10 km deep · 63 km away
  9. 2.79 km SE of Adapazar?, Turkey · 9889 days ago · 12 km deep · 36 km away
  10. 3.918 km SSW of Düzce, Turkey · 9889 days ago · 10 km deep · 72 km away
  11. 3.12 km N of Körfez, Turkey · 9889 days ago · 10 km deep · 60 km away
  12. 4.015 km SSE of Bahçecik, Turkey · 9889 days ago · 10 km deep · 31 km away
  13. 3.95 km N of Karapürçek, Turkey · 9889 days ago · 8 km deep · 34 km away
  14. 4.02 km E of Köseköy, Turkey · 9890 days ago · 17 km deep · 42 km away
  15. 4.08 km S of Karapürçek, Turkey · 9892 days ago · 10 km deep · 22 km away
  16. 3.45 km W of Hendek, Turkey · 9892 days ago · 10 km deep · 51 km away
  17. 3.97 km SW of Kad?köy, Turkey · 9894 days ago · 10 km deep · 99 km away
  18. 3.07 km N of Çiftlikköy, Turkey · 9894 days ago · 5 km deep · 90 km away
  19. 4.51 km NNE of Kar??yaka, Turkey · 9895 days ago · 10 km deep · 43 km away
  20. 5.22 km NNE of Kar??yaka, Turkey · 9895 days ago · 10 km deep · 44 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0009e8a. Read Fri, Oct 2, 2026, 9:32 PM UTC.