M4.0 earthquake 21 km ESE of Hendek, Turkey

Magnitude

4.0 (mb, body-wave), light

Magnitude from

USGS National Earthquake Information Center

Local time

Tue, Aug 17, 1999, 6:08 AM GMT+3

UTC

1999-08-17 03:08:13 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

40.693° N, 30.960° E

Region

Turkey

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

• Hendek, TurkeyPopulation 35,257. Forecast21 kmESE
• Düzce, TurkeyPopulation 194,097. Forecast24 kmSW
• Bursa, TurkeyPopulation 3,101,833. Forecast170 kmENE

After

1. 5.19 km SE of Akyaz?, TurkeyTue, Aug 17, 6:14 AM GMT+3 · 9909 days ago · 10 km deep · 24 km away
2. 4.27 km NNE of Sapanca, TurkeyTue, Aug 17, 6:23 AM GMT+3 · 9909 days ago · 10 km deep · 56 km away
3. 4.16 km SSW of Adapazar?, TurkeyTue, Aug 17, 6:43 AM GMT+3 · 9909 days ago · 10 km deep · 48 km away
4. 3.918 km SSE of Hendek, TurkeyTue, Aug 17, 6:47 AM GMT+3 · 9909 days ago · 10 km deep · 10 km away
5. 4.58 km SW of Karapürçek, TurkeyTue, Aug 17, 7:20 AM GMT+3 · 9909 days ago · 10 km deep · 43 km away
6. 4.14 km S of Adapazar?, TurkeyTue, Aug 17, 7:39 AM GMT+3 · 9909 days ago · 10 km deep · 47 km away
7. 4.211 km NE of Hendek, TurkeyTue, Aug 17, 7:44 AM GMT+3 · 9909 days ago · 10 km deep · 24 km away
8. 4.68 km NNW of Adapazar?, TurkeyTue, Aug 17, 8:10 AM GMT+3 · 9909 days ago · 10 km deep · 54 km away
9. 4.17 km NW of Sapanca, TurkeyTue, Aug 17, 8:45 AM GMT+3 · 9909 days ago · 10 km deep · 64 km away
10. 3.62 km W of Akyaz?, TurkeyTue, Aug 17, 8:58 AM GMT+3 · 9909 days ago · 10 km deep · 31 km away
11. 4.02 km WNW of Kullar, TurkeyTue, Aug 17, 9:01 AM GMT+3 · 9909 days ago · 10 km deep · 84 km away
12. 3.514 km SSE of Düzce, TurkeyTue, Aug 17, 9:06 AM GMT+3 · 9909 days ago · 10 km deep · 21 km away
13. 4.64 km E of Düzce, TurkeyTue, Aug 17, 9:28 AM GMT+3 · 9909 days ago · 10 km deep · 27 km away
14. 4.04 km S of Akyaz?, TurkeyTue, Aug 17, 9:35 AM GMT+3 · 9909 days ago · 10 km deep · 29 km away
15. 4.62 km ESE of Akyaz?, TurkeyTue, Aug 17, 9:35 AM GMT+3 · 9909 days ago · 10 km deep · 26 km away
16. 4.26 km S of Hendek, TurkeyTue, Aug 17, 10:21 AM GMT+3 · 9909 days ago · 10 km deep · 18 km away
17. 4.315 km SSE of Hendek, TurkeyTue, Aug 17, 11:09 AM GMT+3 · 9909 days ago · 10 km deep · 10 km away
18. 4.110 km ESE of Akyaz?, TurkeyTue, Aug 17, 11:11 AM GMT+3 · 9909 days ago · 10 km deep · 19 km away
19. 3.911 km ESE of Sö?ütlü, TurkeyTue, Aug 17, 11:32 AM GMT+3 · 9909 days ago · 10 km deep · 36 km away
20. 4.612 km SSE of Düzce, TurkeyTue, Aug 17, 12:02 PM GMT+3 · 9909 days ago · 10 km deep · 23 km away
21. 4.114 km SSW of Kaynarca, TurkeyTue, Aug 17, 12:31 PM GMT+3 · 9908 days ago · 10 km deep · 63 km away
22. 4.26 km NE of Düzce, TurkeyTue, Aug 17, 12:36 PM GMT+3 · 9908 days ago · 10 km deep · 30 km away
23. 4.51 km N of Kar??yaka, TurkeyTue, Aug 17, 1:46 PM GMT+3 · 9908 days ago · 10 km deep · 86 km away
24. 3.77 km E of Akyaz?, TurkeyTue, Aug 17, 2:12 PM GMT+3 · 9908 days ago · 10 km deep · 22 km away
25. 4.07 km NNE of Pamukova, TurkeyTue, Aug 17, 2:36 PM GMT+3 · 9908 days ago · 10 km deep · 66 km away
26. 4.47 km SSE of Akyaz?, TurkeyTue, Aug 17, 2:58 PM GMT+3 · 9908 days ago · 10 km deep · 26 km away
27. 3.95 km S of Yuvac?k, TurkeyTue, Aug 17, 4:10 PM GMT+3 · 9908 days ago · 10 km deep · 84 km away
28. 3.76 km SSE of Kaynarca, TurkeyTue, Aug 17, 5:35 PM GMT+3 · 9908 days ago · 10 km deep · 61 km away
29. 3.810 km S of Adapazar?, TurkeyTue, Aug 17, 8:09 PM GMT+3 · 9908 days ago · 10 km deep · 45 km away
30. 3.92 km ESE of Akyaz?, TurkeyWed, Aug 18, 12:14 AM GMT+3 · 9908 days ago · 10 km deep · 26 km away
31. 4.16 km ENE of Köseköy, TurkeyWed, Aug 18, 12:47 AM GMT+3 · 9908 days ago · 10 km deep · 75 km away
32. 4.28 km NNW of Akyaz?, TurkeyWed, Aug 18, 1:12 AM GMT+3 · 9908 days ago · 6 km deep · 32 km away
33. 4.121 km SE of Hendek, TurkeyWed, Aug 18, 4:04 AM GMT+3 · 9908 days ago · 10 km deep · 6 km away
34. 3.813 km ESE of Akyaz?, TurkeyWed, Aug 18, 8:59 AM GMT+3 · 9908 days ago · 10 km deep · 18 km away
35. 3.97 km E of Akyaz?, TurkeyWed, Aug 18, 2:30 PM GMT+3 · 9907 days ago · 10 km deep · 22 km away
36. 4.09 km NW of Hendek, TurkeyWed, Aug 18, 6:34 PM GMT+3 · 9907 days ago · 10 km deep · 30 km away
37. 4.123 km NW of Mudurnu, TurkeyThu, Aug 19, 12:15 AM GMT+3 · 9907 days ago · 10 km deep · 8 km away
38. 4.714 km ESE of Akyaz?, TurkeyThu, Aug 19, 4:04 PM GMT+3 · 9906 days ago · 10 km deep · 18 km away
39. 4.015 km N of Nall?han, TurkeyThu, Aug 19, 9:34 PM GMT+3 · 9906 days ago · 10 km deep · 51 km away
40. 4.10 km SE of Kullar, TurkeyFri, Aug 20, 3:03 AM GMT+3 · 9906 days ago · 10 km deep · 81 km away
41. 4.313 km SSE of Akyaz?, TurkeyFri, Aug 20, 1:00 PM GMT+3 · 9905 days ago · 10 km deep · 27 km away
42. 4.27 km SE of Hendek, TurkeyFri, Aug 20, 6:59 PM GMT+3 · 9905 days ago · 10 km deep · 14 km away
43. 4.513 km ESE of Akyaz?, TurkeySun, Aug 22, 5:30 PM GMT+3 · 9903 days ago · 10 km deep · 17 km away
44. 3.8Western TurkeyMon, Aug 23, 11:35 PM GMT+3 · 9902 days ago · 10 km deep · 12 km away
45. 3.923 km SW of Düzce, TurkeyTue, Aug 24, 12:44 AM GMT+3 · 9902 days ago · 10 km deep · 3 km away
46. 4.29 km WSW of Sapanca, TurkeyTue, Aug 24, 9:58 PM GMT+3 · 9901 days ago · 10 km deep · 68 km away
47. 4.80 km ENE of Köseköy, TurkeyThu, Aug 26, 8:49 PM GMT+3 · 9899 days ago · 10 km deep · 80 km away
48. 3.57 km NW of ?zmit, TurkeySat, Aug 28, 11:27 AM GMT+3 · 9898 days ago · 10 km deep · 93 km away
49. 4.212 km S of Düzce, TurkeySun, Aug 29, 1:15 PM GMT+3 · 9896 days ago · 10 km deep · 18 km away
50. 5.22 km NNE of Kar??yaka, TurkeyTue, Aug 31, 11:10 AM GMT+3 · 9895 days ago · 10 km deep · 85 km away
51. 4.51 km NNE of Kar??yaka, TurkeyTue, Aug 31, 11:33 AM GMT+3 · 9895 days ago · 10 km deep · 85 km away
52. 3.45 km W of Hendek, TurkeyThu, Sep 2, 2:18 PM GMT+3 · 9892 days ago · 10 km deep · 26 km away
53. 4.08 km S of Karapürçek, TurkeyThu, Sep 2, 5:25 PM GMT+3 · 9892 days ago · 10 km deep · 39 km away
54. 4.02 km E of Köseköy, TurkeySat, Sep 4, 1:30 PM GMT+3 · 9890 days ago · 17 km deep · 78 km away
55. 3.95 km N of Karapürçek, TurkeySun, Sep 5, 10:52 PM GMT+3 · 9889 days ago · 8 km deep · 35 km away
56. 4.015 km SSE of Bahçecik, TurkeyMon, Sep 6, 9:33 AM GMT+3 · 9889 days ago · 10 km deep · 84 km away
57. 3.918 km SSW of Düzce, TurkeyMon, Sep 6, 9:59 AM GMT+3 · 9889 days ago · 10 km deep · 13 km away
58. 2.79 km SE of Adapazar?, TurkeyMon, Sep 6, 10:15 AM GMT+3 · 9889 days ago · 12 km deep · 39 km away
59. 3.825 km SE of Hendek, TurkeyMon, Sep 6, 12:59 PM GMT+3 · 9888 days ago · 10 km deep · 8 km away
60. 3.27 km SW of Düzce, TurkeyMon, Sep 6, 2:50 PM GMT+3 · 9888 days ago · 14 km deep · 16 km away

The first 60 of 100.

Before

1. 4.99 km ESE of Köseköy, TurkeyTue, Aug 17, 5:50 AM GMT+3 · 9909 days ago · 10 km deep · 71 km away
2. 4.812 km SE of Karapürçek, TurkeyTue, Aug 17, 5:42 AM GMT+3 · 9909 days ago · 10 km deep · 30 km away
3. 4.58 km ESE of Akyaz?, TurkeyTue, Aug 17, 5:34 AM GMT+3 · 9909 days ago · 10 km deep · 22 km away
4. 4.118 km WSW of Düzce, TurkeyTue, Aug 17, 5:26 AM GMT+3 · 9909 days ago · 10 km deep · 7 km away
5. 3.911 km SSW of Kaynarca, TurkeyTue, Aug 17, 5:16 AM GMT+3 · 9909 days ago · 10 km deep · 67 km away
6. 3.912 km NNE of Karasu Mahallesi, TurkeyTue, Aug 17, 4:58 AM GMT+3 · 9909 days ago · 10 km deep · 53 km away
7. 4.012 km SE of Akyaz?, TurkeyTue, Aug 17, 4:36 AM GMT+3 · 9909 days ago · 10 km deep · 23 km away
8. 4.63 km SE of Kullar, TurkeyTue, Aug 17, 4:07 AM GMT+3 · 9909 days ago · 10 km deep · 79 km away
9. 4.11 km WSW of Gölcük, TurkeyTue, Aug 17, 3:57 AM GMT+3 · 9909 days ago · 10 km deep · 98 km away
10. 4.06 km N of Karapürçek, TurkeyTue, Aug 17, 3:47 AM GMT+3 · 9909 days ago · 10 km deep · 35 km away
11. 4.43 km SSE of Akyaz?, TurkeyTue, Aug 17, 3:44 AM GMT+3 · 9909 days ago · 10 km deep · 27 km away
12. 4.1Western TurkeyTue, Aug 17, 3:34 AM GMT+3 · 9909 days ago · 10 km deep · 85 km away
13. 4.68 km W of Karapürçek, TurkeyTue, Aug 17, 3:21 AM GMT+3 · 9909 days ago · 10 km deep · 44 km away
14. 5.02 km NW of Kullar, TurkeyTue, Aug 17, 3:16 AM GMT+3 · 9909 days ago · 10 km deep · 84 km away
15. 4.911 km ESE of Akyaz?, TurkeyTue, Aug 17, 3:15 AM GMT+3 · 9909 days ago · 10 km deep · 18 km away
16. 7.64 km ESE of Derince, TurkeyTue, Aug 17, 3:01 AM GMT+3 · 9909 days ago · 17 km deep · 93 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0009d5v. Read Fri, Oct 2, 2026, 8:50 PM UTC.