M2.9 earthquake 0 km SW of Çatalca, Turkey

Magnitude

2.9 (Md, duration), micro

Magnitude from

USGS National Earthquake Information Center

Local time

Tue, Jul 16, 1991, 5:12 PM GMT+3

UTC

1991-07-16 14:12:32 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

41.139° N, 28.454° E

Region

Turkey

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

• Çatalca, TurkeyPopulation 39,678. Forecast1 kmWSW
• Büyükçekmece, TurkeyPopulation 163,140. Forecast17 kmNW
• Istanbul, TurkeyPopulation 15,701,602. Forecast44 kmWNW

After

1. 2.31 km NW of Balç?k, TurkeyWed, Jul 17, 3:25 PM GMT+3 · 12861 days ago · 10 km deep · 86 km away
2. 2.514 km NE of Sancaktepe, TurkeySun, Jul 21, 8:51 PM GMT+3 · 12857 days ago · 10 km deep · 77 km away
3. 2.47 km N of Küçükkumla, TurkeyMon, Jul 22, 1:48 PM GMT+3 · 12857 days ago · 10 km deep · 86 km away
4. 2.712 km NNE of Tav?anl?, TurkeyTue, Jul 23, 4:33 PM GMT+3 · 12855 days ago · 10 km deep · 97 km away
5. 2.518 km E of Kumba?, TurkeyFri, Jul 26, 2:36 AM GMT+3 · 12853 days ago · 10 km deep · 73 km away
6. 2.62 km NNW of Tav?anl?, TurkeyFri, Jul 26, 12:47 PM GMT+3 · 12853 days ago · 10 km deep · 94 km away
7. 2.88 km N of Esenyurt, TurkeySun, Jul 28, 12:59 PM GMT+3 · 12851 days ago · 10 km deep · 18 km away
8. 2.411 km NNW of Yalova, TurkeyMon, Jul 29, 1:47 AM GMT+3 · 12850 days ago · 10 km deep · 78 km away

Before

1. 2.98 km SW of Arnavutköy, TurkeyFri, Jul 12, 7:23 PM GMT+3 · 12866 days ago · 10 km deep · 19 km away
2. 2.80 km E of Çatalca, TurkeyFri, Jul 12, 5:53 PM GMT+3 · 12866 days ago · 10 km deep · 1 km away
3. 2.62 km ENE of Çatalca, TurkeyThu, Jul 11, 5:55 PM GMT+3 · 12867 days ago · 10 km deep · 3 km away
4. 2.69 km NE of Çatalca, TurkeyThu, Jul 11, 5:36 PM GMT+3 · 12867 days ago · 10 km deep · 10 km away
5. 2.88 km NNW of Ç?narc?k, TurkeyFri, Jul 5, 6:04 AM GMT+3 · 12874 days ago · 10 km deep · 70 km away
6. 2.82 km NE of Çatalca, TurkeyThu, Jul 4, 5:39 PM GMT+3 · 12874 days ago · 10 km deep · 3 km away
7. 2.610 km NNW of Koruköy, TurkeySun, Jun 30, 11:26 PM GMT+3 · 12878 days ago · 10 km deep · 72 km away
8. 2.47 km NNW of Ç?narc?k, TurkeySun, Jun 30, 11:14 PM GMT+3 · 12878 days ago · 10 km deep · 72 km away
9. 2.49 km NNW of Koruköy, TurkeySun, Jun 30, 11:12 PM GMT+3 · 12878 days ago · 10 km deep · 72 km away
10. 3.02 km SE of Ç?narc?k, TurkeySun, Jun 30, 2:21 AM GMT+3 · 12879 days ago · 10 km deep · 81 km away
11. 3.037 km NE of Ar?köy, TurkeyFri, Jun 28, 11:09 AM GMT+3 · 12881 days ago · 10 km deep · 80 km away
12. 2.926 km ENE of Ar?köy, TurkeyFri, Jun 28, 11:05 AM GMT+3 · 12881 days ago · 10 km deep · 73 km away
13. 2.732 km SSE of Marmara Ere?lisi, TurkeyTue, Jun 25, 9:33 PM GMT+3 · 12883 days ago · 10 km deep · 57 km away
14. 2.727 km S of Marmara Ere?lisi, TurkeyTue, Jun 25, 9:03 PM GMT+3 · 12883 days ago · 10 km deep · 65 km away
15. 3.020 km WNW of Mudanya, TurkeyTue, Jun 25, 5:53 AM GMT+3 · 12884 days ago · 10 km deep · 81 km away
16. 3.141 km SSW of Beylikdüzü, TurkeyMon, Jun 24, 12:42 PM GMT+3 · 12885 days ago · 10 km deep · 57 km away
17. 2.913 km NNW of Kavakl?, TurkeyFri, Jun 21, 7:50 PM GMT+3 · 12887 days ago · 10 km deep · 16 km away
18. 2.82 km WNW of Ç?narc?k, TurkeyFri, Jun 21, 11:35 AM GMT+3 · 12888 days ago · 10 km deep · 76 km away
19. 2.55 km N of Çatalca, TurkeyThu, Jun 20, 5:22 PM GMT+3 · 12888 days ago · 10 km deep · 6 km away
20. 3.217 km NNE of Marmara, TurkeyThu, Jun 20, 11:01 AM GMT+3 · 12889 days ago · 10 km deep · 82 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0004u8f. Read Fri, Oct 2, 2026, 10:21 PM UTC.