M4.0 earthquake 3 km NE of Aktaío, Greece

Magnitude

4.0 (mb), light

Local time

Fri, Oct 31, 2003, 4:33 AM GMT+2

UTC

2003-10-31 02:33:10 UTC

Depth

16.0 km (9.9 mi), shallow

Epicenter

38.330° N, 21.820° E

Region

Greece

Tsunami flag

No

Status

Reviewed by a seismologist

Station coverage gap

48°

Stations used

103

• Pátra, GreecePopulation 168,034. Forecast12 kmNE
• İzmir, TurkeyPopulation 2,938,292. Forecast464 kmW

After

1. 3.40 km NW of Kerasochóri, GreeceSun, Nov 2, 8:14 AM GMT+2 · 8368 days ago · 14 km deep · 77 km away
2. 2.85 km ESE of Menídi, GreeceMon, Nov 3, 6:23 PM GMT+2 · 8367 days ago · 5 km deep · 96 km away
3. 3.45 km SW of Arkoúdi, GreeceMon, Nov 3, 6:27 PM GMT+2 · 8367 days ago · 5 km deep · 87 km away
4. 3.17 km S of Mataránga, GreeceWed, Nov 5, 11:56 PM GMT+2 · 8365 days ago · 2 km deep · 33 km away
5. 3.42 km N of Lamía, GreeceSun, Nov 9, 11:24 PM GMT+2 · 8361 days ago · 10 km deep · 85 km away
6. 2.9GreeceWed, Nov 12, 6:46 AM GMT+2 · 8358 days ago · 5 km deep · 97 km away
7. 3.1southern GreeceWed, Nov 12, 11:39 AM GMT+2 · 8358 days ago · 25 km deep · 80 km away
8. 2.15 km S of Anávra, GreeceFri, Nov 14, 6:05 PM GMT+2 · 8356 days ago · 20 km deep · 94 km away
9. 3.35 km N of Témeni, GreeceMon, Nov 17, 2:26 AM GMT+2 · 8354 days ago · 17 km deep · 27 km away
10. 3.16 km ESE of Stános, GreeceMon, Nov 17, 2:00 PM GMT+2 · 8353 days ago · 7 km deep · 71 km away
11. 3.24 km NE of Náfpaktos, GreeceTue, Nov 18, 4:35 AM GMT+2 · 8352 days ago · 5 km deep · 11 km away
12. 3.46 km SSW of Gastoúni, GreeceTue, Nov 18, 6:47 PM GMT+2 · 8352 days ago · 13 km deep · 79 km away
13. 4.512 km N of Kamárai, GreeceTue, Nov 18, 8:32 PM GMT+2 · 8352 days ago · 13 km deep · 18 km away
14. 3.50 km NE of Mataránga, GreeceWed, Nov 19, 3:52 AM GMT+2 · 8351 days ago · 10 km deep · 37 km away
15. 2.92 km SSW of Náfpaktos, GreeceWed, Nov 19, 11:32 PM GMT+2 · 8351 days ago · 24 km deep · 4 km away
16. 4.011 km W of Kyllíni, GreeceSun, Nov 23, 7:36 AM GMT+2 · 8347 days ago · 33 km deep · 82 km away
17. 3.47 km ENE of Náfpaktos, GreeceSun, Nov 30, 9:43 AM GMT+2 · 8340 days ago · 14 km deep · 12 km away
18. 3.52 km NNW of Arkoúdi, GreeceTue, Dec 2, 10:12 AM GMT+2 · 8338 days ago · 17 km deep · 81 km away
19. 3.21 km ESE of Arkoúdi, GreeceTue, Dec 2, 12:25 PM GMT+2 · 8338 days ago · 24 km deep · 81 km away
20. 3.019 km SE of Kalávryta, GreeceThu, Dec 4, 7:00 AM GMT+2 · 8336 days ago · 27 km deep · 62 km away
21. 2.8southern GreeceThu, Dec 4, 5:32 PM GMT+2 · 8336 days ago · 3 km deep · 82 km away
22. 3.016 km WNW of Neméa, GreeceFri, Dec 5, 5:21 PM GMT+2 · 8335 days ago · 35 km deep · 77 km away
23. 2.914 km WSW of Karpenísi, GreeceSat, Dec 6, 6:54 AM GMT+2 · 8334 days ago · 15 km deep · 61 km away
24. 3.42 km NW of Arkoúdi, GreeceSat, Dec 6, 10:35 PM GMT+2 · 8334 days ago · 5 km deep · 83 km away
25. 3.06 km NNE of Xylókastro, GreeceThu, Dec 11, 1:40 AM GMT+2 · 8330 days ago · 22 km deep · 76 km away
26. 3.14 km SW of Pappadhátai, GreeceThu, Dec 11, 7:00 PM GMT+2 · 8329 days ago · 4 km deep · 40 km away
27. 3.35 km ESE of Sámi, GreeceMon, Dec 15, 1:30 AM GMT+2 · 8326 days ago · 5 km deep · 98 km away
28. 3.212 km N of Thérmo, GreeceWed, Dec 17, 11:01 AM GMT+2 · 8323 days ago · 7 km deep · 42 km away
29. 2.94 km SE of Stános, GreeceSun, Dec 21, 6:11 PM GMT+2 · 8319 days ago · 32 km deep · 72 km away
30. 3.04 km W of Moúlki, GreeceMon, Dec 22, 8:43 AM GMT+2 · 8318 days ago · 4 km deep · 83 km away
31. 3.06 km ENE of Kamárai, GreeceMon, Dec 22, 8:51 AM GMT+2 · 8318 days ago · 7 km deep · 21 km away
32. 2.99 km NE of Kamárai, GreeceMon, Dec 22, 5:00 PM GMT+2 · 8318 days ago · 19 km deep · 23 km away
33. 3.14 km NE of Lálas, GreeceMon, Dec 22, 9:51 PM GMT+2 · 8318 days ago · 5 km deep · 66 km away
34. 3.22 km S of Goúmero, GreeceThu, Dec 25, 5:49 PM GMT+2 · 8315 days ago · 14 km deep · 68 km away
35. 3.24 km SSW of Goúmero, GreeceThu, Dec 25, 9:27 PM GMT+2 · 8315 days ago · 5 km deep · 71 km away
36. 3.09 km SSE of Dimitsána, GreeceFri, Dec 26, 8:49 AM GMT+2 · 8314 days ago · 4 km deep · 93 km away
37. 3.35 km E of Goúmero, GreeceFri, Dec 26, 4:21 PM GMT+2 · 8314 days ago · 5 km deep · 63 km away
38. 3.04 km N of Lálas, GreeceFri, Dec 26, 5:09 PM GMT+2 · 8314 days ago · 5 km deep · 65 km away
39. 3.14 km SSW of Lálas, GreeceSat, Dec 27, 4:44 AM GMT+2 · 8313 days ago · 4 km deep · 74 km away
40. 2.99 km N of Lepenoú, GreeceSun, Dec 28, 1:25 AM GMT+2 · 8313 days ago · 10 km deep · 69 km away
41. 3.34 km WNW of Lálas, GreeceSun, Dec 28, 6:21 PM GMT+2 · 8312 days ago · 9 km deep · 68 km away

Before

1. 3.620 km SW of Kardamás, GreeceFri, Oct 31, 2:14 AM GMT+2 · 8371 days ago · 16 km deep · 95 km away
2. 3.412 km NW of Kalávryta, GreeceThu, Oct 30, 4:20 PM GMT+2 · 8371 days ago · 22 km deep · 30 km away
3. 3.314 km SSE of Chalandrítsa, GreeceThu, Oct 30, 4:19 PM GMT+2 · 8371 days ago · 31 km deep · 38 km away
4. 3.47 km S of Témeni, GreeceThu, Oct 30, 4:10 PM GMT+2 · 8371 days ago · 30 km deep · 31 km away
5. 3.310 km NNW of Lianokládhion, GreeceSun, Oct 26, 6:27 PM GMT+2 · 8375 days ago · 26 km deep · 83 km away
6. 4.02 km E of Vrakháti, GreeceSat, Oct 25, 5:36 PM GMT+3 · 8376 days ago · 127 km deep · 97 km away
7. 3.120 km SSW of Kerasochóri, GreeceFri, Oct 24, 1:57 AM GMT+3 · 8378 days ago · 23 km deep · 63 km away
8. 3.57 km N of Chairóneia, GreeceThu, Oct 23, 8:43 AM GMT+3 · 8378 days ago · 19 km deep · 92 km away
9. 2.77 km ESE of Eláteia, GreeceThu, Oct 23, 8:41 AM GMT+3 · 8378 days ago · 15 km deep · 94 km away
10. 3.16 km NNE of Kalávryta, GreeceMon, Oct 20, 6:41 PM GMT+3 · 8381 days ago · 5 km deep · 39 km away
11. 2.98 km N of Kalávryta, GreeceMon, Oct 20, 6:00 PM GMT+3 · 8381 days ago · 29 km deep · 35 km away
12. 3.27 km ESE of Náfpaktos, GreeceMon, Oct 20, 3:51 PM GMT+3 · 8381 days ago · 19 km deep · 9 km away
13. 3.58 km NW of Kamárai, GreeceMon, Oct 20, 3:49 PM GMT+3 · 8381 days ago · 15 km deep · 11 km away
14. 3.11 km NW of Sardínia, GreeceMon, Oct 20, 7:30 AM GMT+3 · 8381 days ago · 22 km deep · 84 km away
15. 3.21 km N of Xylókastro, GreeceSun, Oct 19, 3:48 AM GMT+3 · 8383 days ago · 21 km deep · 76 km away
16. 3.211 km NNE of Goúmero, GreeceTue, Oct 14, 1:47 AM GMT+3 · 8388 days ago · 37 km deep · 54 km away
17. 3.214 km SW of Dimitsána, GreeceSun, Oct 12, 11:59 PM GMT+3 · 8389 days ago · 23 km deep · 93 km away
18. 3.210 km ENE of Náfpaktos, GreeceSun, Oct 12, 9:55 PM GMT+3 · 8389 days ago · 31 km deep · 14 km away
19. 3.017 km NE of Kerasochóri, GreeceSun, Oct 12, 7:35 AM GMT+3 · 8389 days ago · 19 km deep · 89 km away
20. 3.112 km N of Náfpaktos, GreeceWed, Oct 8, 9:16 AM GMT+3 · 8393 days ago · 18 km deep · 19 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp000cbpp. Read Wed, Sep 30, 2026, 12:47 PM UTC.