M1.7 earthquake 2 km SSE of Sourotí, Greece

Magnitude

1.7 (Md, duration), micro

Magnitude from

USGS National Earthquake Information Center

Local time

Mon, Oct 21, 1991, 7:48 AM GMT+2

UTC

1991-10-21 05:48:25 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

40.451° N, 23.102° E

Region

Greece

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

• Peraía, GreecePopulation 18,326. Forecast16 kmESE
• Thessaloníki, GreecePopulation 317,778. Forecast25 kmSE
• Sofia, BulgariaPopulation 1,152,556. Forecast250 kmS

After

1. 2.62 km ESE of Néo Petrítsi, GreeceMon, Oct 21, 2:01 PM GMT+2 · 12766 days ago · 10 km deep · 93 km away
2. 2.17 km SW of Kalí Vrýsi, GreeceTue, Oct 22, 1:54 AM GMT+2 · 12766 days ago · 10 km deep · 96 km away
3. 1.711 km SW of Kassándreia, GreeceTue, Oct 22, 8:53 PM GMT+2 · 12765 days ago · 10 km deep · 55 km away
4. 1.80 km NW of Neapoli, GreeceThu, Oct 24, 4:47 AM GMT+2 · 12764 days ago · 10 km deep · 27 km away
5. 1.74 km E of Pentaplátano, GreeceThu, Oct 24, 7:24 PM GMT+2 · 12763 days ago · 10 km deep · 67 km away
6. 1.51 km NNW of Símantra, GreeceFri, Oct 25, 11:36 AM GMT+2 · 12762 days ago · 10 km deep · 20 km away
7. 3.37 km SSW of Askós, GreeceFri, Oct 25, 6:52 PM GMT+2 · 12762 days ago · 10 km deep · 34 km away
8. 4.11 km N of Néo Petrítsi, GreeceFri, Oct 25, 8:05 PM GMT+2 · 12762 days ago · 10 km deep · 95 km away
9. 2.56 km NNW of Néa Apollonía, GreeceFri, Oct 25, 8:34 PM GMT+2 · 12762 days ago · 10 km deep · 35 km away
10. 2.15 km NW of Néa Apollonía, GreeceSat, Oct 26, 6:39 PM GMT+2 · 12761 days ago · 5 km deep · 34 km away
11. 1.73 km SE of Askós, GreeceSat, Oct 26, 7:54 PM GMT+2 · 12761 days ago · 10 km deep · 41 km away
12. 2.74 km N of Néa Apollonía, GreeceSun, Oct 27, 1:23 AM GMT+2 · 12761 days ago · 10 km deep · 37 km away
13. 1.61 km ENE of Néa Apollonía, GreeceSun, Oct 27, 1:38 AM GMT+2 · 12761 days ago · 10 km deep · 36 km away
14. 1.6GreeceSun, Oct 27, 7:36 AM GMT+2 · 12761 days ago · 10 km deep · 37 km away
15. 1.82 km SSE of Néo Petrítsi, GreeceSun, Oct 27, 8:25 AM GMT+2 · 12761 days ago · 10 km deep · 91 km away
16. 1.75 km WNW of Gázoros, GreeceTue, Oct 29, 2:08 AM GMT+2 · 12759 days ago · 10 km deep · 83 km away
17. 1.87 km NW of Néa Apollonía, GreeceTue, Oct 29, 5:22 AM GMT+2 · 12759 days ago · 10 km deep · 34 km away
18. 1.86 km WNW of Kampánis, GreeceTue, Oct 29, 6:33 AM GMT+2 · 12759 days ago · 10 km deep · 57 km away
19. 2.82 km SE of Néa Sánta, GreeceTue, Oct 29, 8:49 AM GMT+2 · 12759 days ago · 10 km deep · 43 km away
20. 2.21 km S of Néa Sánta, GreeceTue, Oct 29, 12:03 PM GMT+2 · 12758 days ago · 10 km deep · 44 km away
21. 2.210 km SW of Kassándreia, GreeceTue, Oct 29, 4:44 PM GMT+2 · 12758 days ago · 10 km deep · 55 km away
22. 1.91 km ESE of Néo Petrítsi, GreeceTue, Oct 29, 10:58 PM GMT+2 · 12758 days ago · 10 km deep · 93 km away
23. 2.110 km WNW of Gouménissa, GreeceFri, Nov 1, 8:59 AM GMT+1 · 12755 days ago · 10 km deep · 88 km away
24. 1.75 km S of Sourotí, GreeceMon, Nov 11, 9:34 AM GMT+2 · 12746 days ago · 10 km deep · 3 km away
25. 2.22 km SSE of Dravískos, GreeceWed, Nov 13, 3:24 PM GMT+2 · 12743 days ago · 10 km deep · 82 km away
26. 1.81 km ESE of Néo Petrítsi, GreeceThu, Nov 14, 11:08 PM GMT+2 · 12742 days ago · 5 km deep · 93 km away
27. 1.98 km WNW of Arnaía, GreeceMon, Nov 18, 1:22 AM GMT+2 · 12739 days ago · 5 km deep · 34 km away
28. 1.811 km SE of Néa Vrasná, GreeceMon, Nov 18, 1:46 AM GMT+2 · 12739 days ago · 5 km deep · 61 km away
29. 1.55 km SW of Néa Kallikráteia, GreeceThu, Nov 21, 4:39 AM GMT+2 · 12736 days ago · 10 km deep · 21 km away
30. 2.27 km S of Néa Vrasná, GreeceSun, Nov 24, 3:18 AM GMT+2 · 12733 days ago · 5 km deep · 54 km away
31. 1.53 km NNW of Drymós, GreeceSun, Nov 24, 5:01 AM GMT+2 · 12733 days ago · 5 km deep · 42 km away
32. 2.15 km S of Néa Vrasná, GreeceSun, Nov 24, 5:45 AM GMT+2 · 12733 days ago · 10 km deep · 56 km away
33. 1.58 km NNW of Gouménissa, GreeceSun, Nov 24, 8:31 PM GMT+1 · 12732 days ago · 5 km deep · 86 km away
34. 2.72 km E of Gónnoi, GreeceTue, Nov 26, 2:07 AM GMT+2 · 12731 days ago · 10 km deep · 83 km away
35. 1.92 km NW of Gónnoi, GreeceTue, Nov 26, 2:10 AM GMT+2 · 12731 days ago · 10 km deep · 84 km away
36. 2.27 km SSW of Pyrgetós, GreeceTue, Nov 26, 2:13 AM GMT+2 · 12731 days ago · 10 km deep · 80 km away
37. 1.92 km NE of Kavallári, GreeceTue, Nov 26, 4:56 AM GMT+2 · 12731 days ago · 5 km deep · 31 km away
38. 2.04 km WSW of Stratónion, GreeceTue, Nov 26, 8:07 AM GMT+2 · 12731 days ago · 10 km deep · 57 km away
39. 1.71 km ESE of Asvestochóri, GreeceTue, Nov 26, 9:18 AM GMT+2 · 12731 days ago · 5 km deep · 21 km away
40. 1.93 km E of Kalýves Polygýrou, GreeceTue, Nov 26, 2:28 PM GMT+2 · 12730 days ago · 10 km deep · 34 km away
41. 2.66 km S of Galátista, GreeceWed, Nov 27, 10:42 AM GMT+2 · 12729 days ago · 5 km deep · 15 km away
42. 1.77 km WNW of Gouménissa, GreeceThu, Dec 5, 2:21 PM GMT+1 · 12721 days ago · 10 km deep · 85 km away
43. 2.06 km WSW of Kilkís, GreeceTue, Dec 17, 11:17 PM GMT+2 · 12709 days ago · 10 km deep · 62 km away

Before

1. 1.82 km ESE of Néo Petrítsi, GreeceSun, Oct 20, 9:29 PM GMT+2 · 12767 days ago · 5 km deep · 92 km away
2. 2.13 km S of Néa Sánta, GreeceSun, Oct 13, 5:31 AM GMT+2 · 12775 days ago · 10 km deep · 43 km away
3. 1.84 km SW of Néa Vrasná, GreeceSat, Oct 12, 9:10 AM GMT+2 · 12776 days ago · 10 km deep · 53 km away
4. 2.35 km SSE of Kalochóri, GreeceSat, Oct 12, 5:40 AM GMT+2 · 12776 days ago · 5 km deep · 25 km away
5. 1.73 km SSW of Thessaloníki, GreeceSat, Oct 12, 5:12 AM GMT+2 · 12776 days ago · 5 km deep · 24 km away
6. 2.32 km W of Arnaía, GreeceFri, Oct 11, 7:59 PM GMT+2 · 12776 days ago · 10 km deep · 40 km away
7. 2.11 km NNE of Arnaía, GreeceFri, Oct 11, 6:44 PM GMT+2 · 12776 days ago · 5 km deep · 42 km away
8. 2.19 km SW of Gevgelija, North MacedoniaFri, Oct 11, 8:49 AM GMT+1 · 12776 days ago · 10 km deep · 91 km away
9. 1.90 km NNE of Kallithéa, GreeceThu, Oct 10, 10:57 PM GMT+2 · 12777 days ago · 10 km deep · 51 km away
10. 2.02 km S of Sourotí, GreeceThu, Oct 10, 7:48 AM GMT+2 · 12778 days ago · 10 km deep · 1 km away
11. 2.213 km SW of Sykiá, GreeceMon, Oct 7, 6:46 AM GMT+2 · 12781 days ago · 10 km deep · 85 km away
12. 2.43 km ESE of Kampánis, GreeceSun, Oct 6, 4:46 AM GMT+2 · 12782 days ago · 10 km deep · 49 km away
13. 2.54 km SW of Néa Sánta, GreeceThu, Oct 3, 1:37 PM GMT+2 · 12784 days ago · 10 km deep · 44 km away
14. 2.74 km ESE of Ágios Vasíleios, GreeceThu, Oct 3, 1:58 AM GMT+2 · 12785 days ago · 10 km deep · 23 km away
15. 2.26 km NNW of Símantra, GreeceWed, Oct 2, 1:40 PM GMT+2 · 12785 days ago · 10 km deep · 16 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp0004y3s. Read Sat, Oct 3, 2026, 7:10 PM UTC.