M3.1 earthquake Aegean Sea

Magnitude

3.1 (Md, duration), minor

Magnitude from

USGS National Earthquake Information Center

Local time

Sun, Mar 21, 2004, 5:53 AM GMT+2

UTC

2004-03-21 03:53:16 UTC

Depth

16.0 km (9.9 mi), shallow

Epicenter

38.470° N, 24.010° E

Region

Greece

Tsunami flag

No

Status

Reviewed by a seismologist

From the USGS event page for usp000cqgp. U.S. Geological Survey text and figures are in the public domain.

Station coverage gap

218°, poorly surrounded by stations

Stations used

4

• Chalkída, GreecePopulation 59,125. Forecast35 kmE
• Peristéri, GreecePopulation 139,981. Forecast58 kmNNE
• İzmir, TurkeyPopulation 2,938,292. Forecast273 kmW

After

1. 3.04 km WNW of Yimnón, GreeceSun, Mar 21, 7:14 AM GMT+2 · 8229 days ago · 25 km deep · 15 km away
2. 3.22 km W of Yimnón, GreeceSun, Mar 21, 7:15 AM GMT+2 · 8229 days ago · 25 km deep · 13 km away
3. 3.21 km WNW of Kálamos, GreeceSun, Mar 21, 7:17 AM GMT+2 · 8229 days ago · 48 km deep · 24 km away
4. 3.23 km WSW of Yimnón, GreeceSun, Mar 21, 7:27 AM GMT+2 · 8229 days ago · 20 km deep · 15 km away
5. 2.81 km NW of Yimnón, GreeceSun, Mar 21, 8:50 AM GMT+2 · 8229 days ago · 23 km deep · 12 km away
6. 2.88 km NW of Alivéri, GreeceSun, Mar 21, 8:52 AM GMT+2 · 8229 days ago · 13 km deep · 3 km away
7. 3.64 km WNW of Alivéri, GreeceSun, Mar 21, 8:59 AM GMT+2 · 8229 days ago · 17 km deep · 5 km away
8. 2.83 km ENE of Yimnón, GreeceSun, Mar 21, 9:02 AM GMT+2 · 8229 days ago · 25 km deep · 8 km away
9. 2.72 km ESE of Yimnón, GreeceSun, Mar 21, 9:03 AM GMT+2 · 8229 days ago · 23 km deep · 10 km away
10. 2.92 km NNW of Magoúla, GreeceSun, Mar 21, 11:16 AM GMT+2 · 8229 days ago · 15 km deep · 18 km away
11. 2.65 km E of Yimnón, GreeceMon, Mar 22, 2:36 AM GMT+2 · 8229 days ago · 5 km deep · 6 km away
12. 2.71 km N of Anávyssos, GreeceWed, Mar 24, 12:03 AM GMT+2 · 8227 days ago · 21 km deep · 80 km away
13. 2.73 km WSW of Néa Artáki, GreeceThu, Mar 25, 5:53 PM GMT+2 · 8225 days ago · 5 km deep · 37 km away
14. 2.87 km N of Alivéri, GreeceFri, Mar 26, 12:38 AM GMT+2 · 8225 days ago · 17 km deep · 2 km away
15. 3.11 km W of Yimnón, GreeceFri, Mar 26, 6:06 PM GMT+2 · 8224 days ago · 28 km deep · 13 km away
16. 2.96 km NW of Alivéri, GreeceFri, Mar 26, 6:24 PM GMT+2 · 8224 days ago · 22 km deep · 4 km away
17. 2.81 km NW of Chaïdári, GreeceFri, Mar 26, 7:58 PM GMT+2 · 8224 days ago · 5 km deep · 59 km away
18. 2.79 km ENE of Alivéri, GreeceSun, Mar 28, 12:08 PM GMT+3 · 8222 days ago · 36 km deep · 12 km away
19. 2.54 km ENE of Alivéri, GreeceSun, Mar 28, 7:55 PM GMT+3 · 8222 days ago · 5 km deep · 7 km away
20. 2.41 km SSE of Yimnón, GreeceMon, Mar 29, 3:33 AM GMT+3 · 8222 days ago · 5 km deep · 11 km away
21. 2.511 km WSW of Vília, GreeceMon, Mar 29, 4:57 PM GMT+3 · 8221 days ago · 11 km deep · 79 km away
22. 2.40 km N of Magoúla, GreeceMon, Mar 29, 5:11 PM GMT+3 · 8221 days ago · 21 km deep · 17 km away
23. 2.54 km N of Magoúla, GreeceMon, Mar 29, 6:24 PM GMT+3 · 8221 days ago · 5 km deep · 16 km away
24. 2.41 km SW of Yimnón, GreeceMon, Mar 29, 8:37 PM GMT+3 · 8221 days ago · 20 km deep · 13 km away
25. 2.57 km NW of Alivéri, GreeceTue, Mar 30, 12:45 AM GMT+3 · 8221 days ago · 14 km deep · 4 km away
26. 2.42 km ESE of Magoúla, GreeceTue, Mar 30, 1:37 AM GMT+3 · 8221 days ago · 26 km deep · 16 km away
27. 2.36 km NW of Yimnón, GreeceTue, Mar 30, 4:31 AM GMT+3 · 8221 days ago · 4 km deep · 16 km away
28. 4.127 km ENE of Patitírion, GreeceTue, Mar 30, 11:07 AM GMT+3 · 8220 days ago · 38 km deep · 91 km away
29. 2.75 km N of Magoúla, GreeceSun, Apr 4, 6:14 AM GMT+3 · 8216 days ago · 10 km deep · 17 km away
30. 2.830 km ESE of Oxílithos, GreeceSun, Apr 4, 11:58 PM GMT+3 · 8215 days ago · 30 km deep · 36 km away
31. 2.43 km SE of Vasilikón, GreeceMon, Apr 5, 9:29 PM GMT+3 · 8214 days ago · 4 km deep · 28 km away
32. 2.53 km WSW of Yimnón, GreeceMon, Apr 5, 10:06 PM GMT+3 · 8214 days ago · 27 km deep · 15 km away
33. 2.62 km WSW of Yimnón, GreeceTue, Apr 6, 4:28 AM GMT+3 · 8214 days ago · 27 km deep · 14 km away
34. 2.32 km SSW of Yimnón, GreeceTue, Apr 6, 4:00 PM GMT+3 · 8213 days ago · 5 km deep · 13 km away
35. 3.35 km NW of Alivéri, GreeceTue, Apr 6, 11:53 PM GMT+3 · 8213 days ago · 25 km deep · 3 km away
36. 2.62 km N of Malakónta, GreeceWed, Apr 7, 12:10 AM GMT+3 · 8213 days ago · 5 km deep · 22 km away
37. 2.83 km NNE of Magoúla, GreeceThu, Apr 8, 3:59 AM GMT+3 · 8212 days ago · 20 km deep · 15 km away
38. 3.12 km ENE of Yimnón, GreeceThu, Apr 8, 1:33 PM GMT+3 · 8211 days ago · 23 km deep · 9 km away
39. 2.84 km NW of Malakónta, GreeceFri, Apr 9, 8:27 PM GMT+3 · 8210 days ago · 22 km deep · 24 km away
40. 3.113 km ENE of Psachná, GreeceSat, Apr 10, 4:09 AM GMT+3 · 8210 days ago · 27 km deep · 25 km away
41. 2.53 km NW of Alivéri, GreeceSat, Apr 10, 8:39 PM GMT+3 · 8209 days ago · 9 km deep · 3 km away
42. 2.610 km S of Kaparéllion, GreeceSun, Apr 11, 6:01 AM GMT+3 · 8209 days ago · 5 km deep · 80 km away
43. 3.12 km NNE of Oreoí, GreeceMon, Apr 12, 10:54 AM GMT+3 · 8207 days ago · 27 km deep · 97 km away
44. 3.25 km NNW of Magoúla, GreeceMon, Apr 12, 1:00 PM GMT+3 · 8207 days ago · 22 km deep · 58 km away
45. 3.56 km ENE of Mantoúdi, GreeceWed, Apr 14, 2:28 PM GMT+3 · 8205 days ago · 5 km deep · 55 km away
46. 3.59 km E of Prokópi, GreeceWed, Apr 14, 3:51 PM GMT+3 · 8205 days ago · 28 km deep · 47 km away
47. 3.223 km NNE of Néa Stíra, GreeceThu, Apr 15, 12:28 PM GMT+3 · 8204 days ago · 17 km deep · 30 km away
48. 2.91 km SSE of Prokópi, GreeceFri, Apr 16, 2:51 AM GMT+3 · 8204 days ago · 19 km deep · 52 km away
49. 3.07 km NNW of Fylí, GreeceWed, Apr 28, 4:22 AM GMT+3 · 8192 days ago · 26 km deep · 48 km away
50. 2.76 km ENE of Yimnón, GreeceSun, May 2, 1:55 AM GMT+3 · 8188 days ago · 24 km deep · 5 km away
51. 2.52 km ENE of Dílesi, GreeceFri, May 14, 5:12 AM GMT+3 · 8176 days ago · 4 km deep · 30 km away
52. 3.011 km ENE of Alivéri, GreeceMon, May 17, 11:57 AM GMT+3 · 8172 days ago · 17 km deep · 11 km away
53. 2.31 km SE of Amárynthos, GreeceWed, May 19, 5:40 AM GMT+3 · 8171 days ago · 3 km deep · 14 km away
54. 2.02 km NW of Grammatikó, GreeceWed, May 19, 6:33 PM GMT+3 · 8170 days ago · 5 km deep · 28 km away
55. 2.35 km E of Thívai, GreeceThu, May 20, 2:57 AM GMT+3 · 8170 days ago · 5 km deep · 57 km away
56. 2.37 km WSW of Néa Stíra, GreeceThu, May 20, 3:17 AM GMT+3 · 8170 days ago · 5 km deep · 37 km away

Before

1. 3.32 km WNW of Magoúla, GreeceSun, Mar 21, 5:10 AM GMT+2 · 8230 days ago · 13 km deep · 19 km away
2. 2.311 km S of Kaparéllion, GreeceFri, Mar 19, 4:38 AM GMT+2 · 8232 days ago · 5 km deep · 80 km away
3. 2.80 km N of Áno Liósia, GreeceWed, Mar 17, 2:32 PM GMT+2 · 8233 days ago · 13 km deep · 50 km away
4. 2.63 km NNW of Magoúla, GreeceTue, Mar 16, 11:39 AM GMT+2 · 8234 days ago · 25 km deep · 19 km away
5. 2.81 km NNE of Schimatári, GreeceMon, Mar 15, 12:44 AM GMT+2 · 8236 days ago · 35 km deep · 39 km away
6. 2.71 km NNW of Vília, GreeceFri, Mar 12, 8:18 PM GMT+2 · 8238 days ago · 20 km deep · 68 km away
7. 3.43 km S of Skópelos, GreeceThu, Mar 11, 7:36 AM GMT+2 · 8239 days ago · 18 km deep · 73 km away
8. 3.24 km NNE of Loukísia, GreeceFri, Mar 5, 8:07 PM GMT+2 · 8245 days ago · 17 km deep · 47 km away
9. 2.819 km E of Mantoúdi, GreeceFri, Mar 5, 12:30 AM GMT+2 · 8246 days ago · 23 km deep · 45 km away
10. 2.75 km ENE of Vília, GreeceSun, Feb 29, 11:06 PM GMT+2 · 8250 days ago · 29 km deep · 62 km away
11. 2.38 km SW of Asopía, GreeceSat, Feb 28, 8:02 AM GMT+2 · 8251 days ago · 18 km deep · 56 km away
12. 3.0GreeceThu, Feb 26, 4:02 AM GMT+2 · 8254 days ago · 45 km deep · 21 km away
13. 2.58 km NNE of Psachná, GreeceWed, Feb 25, 9:32 PM GMT+2 · 8254 days ago · 5 km deep · 34 km away
14. 2.58 km NE of Erythrés, GreeceWed, Feb 25, 11:05 AM GMT+2 · 8254 days ago · 34 km deep · 58 km away
15. 2.89 km NNE of Káto Soúlion, GreeceTue, Feb 24, 3:50 AM GMT+2 · 8256 days ago · 22 km deep · 26 km away
16. 3.328 km WNW of Skýros, GreeceSat, Feb 21, 7:58 PM GMT+2 · 8258 days ago · 29 km deep · 63 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp000cqgp. Read Thu, Oct 1, 2026, 3:13 PM UTC.