M2.5 earthquake 24 km ENE of Biga, Turkey

Magnitude

2.5 (Md, duration), micro

Magnitude from

USGS National Earthquake Information Center

Local time

Sat, May 25, 1991, 7:03 PM GMT+3

UTC

1991-05-25 16:03:56 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

40.305° N, 27.515° E

Region

Turkey

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

• Biga, TurkeyPopulation 61,066. Forecast25 kmENE
• Bandırma, TurkeyPopulation 107,631. Forecast39 kmW
• Bursa, TurkeyPopulation 3,101,833. Forecast132 kmW

After

1. 3.226 km WNW of Gelibolu, TurkeyTue, May 28, 3:21 AM GMT+3 · 12912 days ago · 10 km deep · 98 km away
2. 3.225 km WNW of Gelibolu, TurkeyTue, May 28, 8:10 PM GMT+3 · 12911 days ago · 10 km deep · 97 km away
3. 4.024 km WNW of Gelibolu, TurkeyTue, May 28, 9:26 PM GMT+3 · 12911 days ago · 27 km deep · 96 km away
4. 3.027 km WNW of Gelibolu, TurkeyTue, May 28, 9:37 PM GMT+3 · 12911 days ago · 10 km deep · 99 km away
5. 2.925 km WNW of Gelibolu, TurkeyTue, May 28, 10:46 PM GMT+3 · 12911 days ago · 10 km deep · 97 km away
6. 2.825 km WNW of Gelibolu, TurkeyWed, May 29, 1:08 AM GMT+3 · 12911 days ago · 10 km deep · 97 km away
7. 2.926 km WNW of Gelibolu, TurkeyWed, May 29, 4:35 PM GMT+3 · 12910 days ago · 10 km deep · 97 km away
8. 2.69 km N of Band?rma, TurkeyThu, May 30, 6:40 PM GMT+3 · 12909 days ago · 10 km deep · 41 km away
9. 3.523 km WNW of Gelibolu, TurkeyFri, May 31, 6:15 AM GMT+3 · 12909 days ago · 13 km deep · 96 km away
10. 3.219 km SSW of Ke?an, TurkeyMon, Jun 3, 2:26 PM GMT+3 · 12905 days ago · 10 km deep · 91 km away
11. 2.624 km ESE of Kumba?, TurkeyTue, Jun 4, 1:45 AM GMT+3 · 12905 days ago · 10 km deep · 59 km away
12. 2.416 km SSW of Kumba?, TurkeyTue, Jun 4, 12:12 PM GMT+3 · 12905 days ago · 10 km deep · 51 km away
13. 3.826 km WNW of Gelibolu, TurkeyThu, Jun 6, 12:38 AM GMT+3 · 12903 days ago · 8 km deep · 99 km away
14. 3.019 km WNW of Mudanya, TurkeyThu, Jun 13, 3:40 PM GMT+3 · 12895 days ago · 10 km deep · 100 km away
15. 3.111 km SSW of Kumba?, TurkeyThu, Jun 13, 5:58 PM GMT+3 · 12895 days ago · 10 km deep · 55 km away
16. 3.34 km WNW of Manyas, TurkeySun, Jun 16, 4:11 AM GMT+3 · 12893 days ago · 13 km deep · 44 km away
17. 2.723 km SSE of Marmara Ere?lisi, TurkeyMon, Jun 17, 10:46 AM GMT+3 · 12892 days ago · 10 km deep · 73 km away
18. 2.611 km N of Marmara, TurkeyWed, Jun 19, 6:27 PM GMT+3 · 12889 days ago · 10 km deep · 43 km away
19. 3.217 km NNE of Marmara, TurkeyThu, Jun 20, 11:01 AM GMT+3 · 12889 days ago · 10 km deep · 48 km away
20. 3.018 km SE of Biga, TurkeyFri, Jun 21, 12:10 AM GMT+3 · 12888 days ago · 10 km deep · 26 km away
21. 3.141 km SSW of Beylikdüzü, TurkeyMon, Jun 24, 12:42 PM GMT+3 · 12885 days ago · 10 km deep · 89 km away
22. 3.020 km WNW of Mudanya, TurkeyTue, Jun 25, 5:53 AM GMT+3 · 12884 days ago · 10 km deep · 97 km away
23. 2.727 km S of Marmara Ere?lisi, TurkeyTue, Jun 25, 9:03 PM GMT+3 · 12883 days ago · 10 km deep · 57 km away
24. 2.732 km SSE of Marmara Ere?lisi, TurkeyTue, Jun 25, 9:33 PM GMT+3 · 12883 days ago · 10 km deep · 67 km away
25. 4.28 km SW of Bal?kesir, TurkeyWed, Jun 26, 2:00 PM GMT+3 · 12882 days ago · 11 km deep · 83 km away
26. 2.510 km N of Gönen, TurkeySat, Jun 29, 7:53 PM GMT+3 · 12879 days ago · 10 km deep · 16 km away
27. 2.49 km SSW of Erdek, TurkeyMon, Jul 1, 9:36 PM GMT+3 · 12877 days ago · 10 km deep · 22 km away
28. 2.918 km NE of Hamdibey, TurkeyMon, Jul 8, 2:53 AM GMT+3 · 12871 days ago · 10 km deep · 39 km away
29. 2.820 km NNW of Biga, TurkeySat, Jul 13, 1:12 AM GMT+3 · 12866 days ago · 10 km deep · 33 km away
30. 3.29 km NW of Bal?kesir, TurkeyTue, Jul 16, 4:57 AM GMT+3 · 12863 days ago · 10 km deep · 71 km away
31. 3.322 km WNW of Gelibolu, TurkeyFri, Jul 19, 3:01 PM GMT+3 · 12859 days ago · 10 km deep · 93 km away
32. 3.222 km WNW of Gelibolu, TurkeyFri, Jul 19, 3:09 PM GMT+3 · 12859 days ago · 10 km deep · 94 km away
33. 3.114 km S of Tatkavakl?, TurkeySat, Jul 20, 4:34 PM GMT+3 · 12858 days ago · 5 km deep · 83 km away

Before

1. 2.89 km SSE of Manyas, TurkeySat, May 25, 3:55 PM GMT+3 · 12914 days ago · 10 km deep · 58 km away
2. 2.48 km WNW of Band?rma, TurkeyFri, May 24, 10:55 PM GMT+3 · 12915 days ago · 10 km deep · 33 km away
3. 2.78 km SW of Gönen, TurkeyFri, May 24, 12:04 PM GMT+3 · 12916 days ago · 10 km deep · 28 km away
4. 2.721 km SSW of Kumba?, TurkeyWed, May 15, 12:42 AM GMT+3 · 12925 days ago · 10 km deep · 47 km away
5. 3.118 km W of Mudanya, TurkeyTue, May 14, 7:00 PM GMT+3 · 12925 days ago · 10 km deep · 98 km away
6. 2.418 km NE of Karacabey, TurkeySun, May 12, 7:21 PM GMT+3 · 12927 days ago · 10 km deep · 85 km away
7. 2.711 km WNW of Bal?kesir, TurkeySat, May 11, 4:03 PM GMT+3 · 12928 days ago · 10 km deep · 73 km away
8. 2.510 km NNW of Susurluk, TurkeySat, May 11, 3:41 PM GMT+3 · 12928 days ago · 10 km deep · 61 km away
9. 2.71 km E of Gönen, TurkeySat, May 11, 8:42 AM GMT+3 · 12929 days ago · 10 km deep · 26 km away
10. 2.89 km ESE of Manyas, TurkeyFri, May 10, 7:26 PM GMT+3 · 12929 days ago · 10 km deep · 58 km away
11. 2.68 km NE of Marmara, TurkeyWed, May 8, 4:48 PM GMT+3 · 12931 days ago · 10 km deep · 40 km away
12. 3.010 km NW of Bal?kesir, TurkeyTue, May 7, 10:58 PM GMT+3 · 12932 days ago · 10 km deep · 70 km away
13. 3.014 km NNE of Gönen, TurkeyWed, May 1, 8:52 PM GMT+3 · 12938 days ago · 10 km deep · 18 km away
14. 2.89 km WSW of Band?rma, TurkeyMon, Apr 29, 11:46 PM GMT+3 · 12940 days ago · 10 km deep · 30 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0004s2m. Read Fri, Oct 2, 2026, 10:30 PM UTC.