M4.1 earthquake 4 km SW of Náfpaktos, Greece

Magnitude

4.1 (mb), light

Local time

Thu, Feb 21, 2002, 8:20 PM GMT+2

UTC

2002-02-21 18:20:43 UTC

Depth

10.0 km (6.2 mi), shallow

Epicenter

38.369° N, 21.788° E

Region

Greece

Tsunami flag

No

Status

Reviewed by a seismologist

Depth from

OPERATOR_ASSIGNED

Stations used

86

• Pátra, GreecePopulation 168,034. Forecast14 kmNNE
• İzmir, TurkeyPopulation 2,938,292. Forecast466 kmW

After

1. 3.33 km ENE of Antirrio, GreeceThu, Feb 21, 8:29 PM GMT+2 · 8987 days ago · 5 km deep · 3 km away
2. 2.86 km WNW of Antirrio, GreeceThu, Feb 21, 8:47 PM GMT+2 · 8987 days ago · 9 km deep · 8 km away
3. 2.818 km S of Aíyira, GreeceFri, Feb 22, 4:01 AM GMT+2 · 8987 days ago · 25 km deep · 64 km away
4. 4.01 km N of Aktaío, GreeceSun, Feb 24, 2:31 AM GMT+2 · 8985 days ago · 10 km deep · 6 km away
5. 3.210 km NNE of Gaïtánion, GreeceSun, Feb 24, 1:14 PM GMT+2 · 8985 days ago · 5 km deep · 93 km away
6. 2.910 km SSW of Pýrgos, GreeceSun, Feb 24, 4:50 PM GMT+2 · 8984 days ago · 22 km deep · 94 km away
7. 3.24 km W of Itháki, GreeceTue, Feb 26, 7:13 PM GMT+2 · 8982 days ago · 5 km deep · 97 km away
8. 3.3GreeceThu, Feb 28, 1:26 PM GMT+2 · 8981 days ago · 5 km deep · 91 km away
9. 2.97 km NE of Zakynthos, GreeceSat, Mar 2, 6:20 PM GMT+2 · 8978 days ago · 5 km deep · 95 km away
10. 3.74 km SSW of Kaména Voúrla, GreeceTue, Mar 5, 11:03 PM GMT+2 · 8975 days ago · 5 km deep · 94 km away
11. 3.313 km SSW of Aígio, GreeceThu, Mar 7, 8:23 AM GMT+2 · 8974 days ago · 5 km deep · 33 km away
12. 3.44 km SW of Gastoúni, GreeceThu, Mar 7, 9:33 PM GMT+2 · 8973 days ago · 8 km deep · 79 km away
13. 4.411 km S of Akráta, GreeceSat, Mar 23, 6:52 AM GMT+2 · 8958 days ago · 92 km deep · 57 km away
14. 3.03 km NW of Gavaloú, GreeceTue, Apr 2, 2:16 AM GMT+3 · 8948 days ago · 5 km deep · 32 km away
15. 2.97 km ESE of Gavaloú, GreeceTue, Apr 2, 5:19 AM GMT+3 · 8948 days ago · 5 km deep · 21 km away
16. 3.43 km WSW of Arkoúdi, GreeceWed, Apr 3, 6:43 PM GMT+3 · 8946 days ago · 5 km deep · 86 km away
17. 3.87 km SE of Sámi, GreeceWed, Apr 3, 10:26 PM GMT+3 · 8946 days ago · 5 km deep · 97 km away
18. 3.12 km ESE of Spercheiáda, GreeceThu, Apr 4, 2:24 PM GMT+3 · 8946 days ago · 5 km deep · 67 km away
19. 3.310 km NE of Makrakómi, GreeceThu, Apr 4, 2:27 PM GMT+3 · 8946 days ago · 2 km deep · 79 km away
20. 4.56 km NW of Kyllíni, GreeceFri, Apr 5, 10:55 AM GMT+3 · 8945 days ago · 5 km deep · 75 km away
21. 3.210 km SSE of Dimitsána, GreeceSat, Apr 6, 11:27 AM GMT+3 · 8944 days ago · 5 km deep · 100 km away
22. 3.15 km WNW of Kyllíni, GreeceSun, Apr 14, 6:09 AM GMT+3 · 8936 days ago · 5 km deep · 77 km away
23. 2.98 km NNW of Kamárai, GreeceMon, Apr 15, 3:14 AM GMT+3 · 8935 days ago · 5 km deep · 16 km away
24. 3.14 km NNE of Makrakómi, GreeceThu, Apr 18, 4:11 PM GMT+3 · 8931 days ago · 16 km deep · 74 km away
25. 3.05 km SE of Póros, GreeceThu, Apr 18, 9:21 PM GMT+3 · 8931 days ago · 5 km deep · 90 km away
26. 2.65 km N of Langádhia, GreeceFri, Apr 19, 5:59 AM GMT+3 · 8931 days ago · 3 km deep · 74 km away
27. 3.06 km SSE of Chalandrítsa, GreeceSat, Apr 20, 10:35 AM GMT+3 · 8930 days ago · 22 km deep · 34 km away

Before

1. 3.07 km ESE of Lálas, GreeceThu, Feb 21, 3:25 PM GMT+2 · 8987 days ago · 5 km deep · 77 km away
2. 3.75 km W of Náfpaktos, GreeceThu, Feb 21, 11:15 AM GMT+2 · 8988 days ago · 5 km deep · 3 km away
3. 3.02 km SW of Pýrgos, GreeceMon, Feb 18, 1:15 AM GMT+2 · 8991 days ago · 5 km deep · 85 km away
4. 2.93 km NW of Epitálio, GreeceSun, Feb 17, 10:33 PM GMT+2 · 8991 days ago · 5 km deep · 85 km away
5. 2.98 km ENE of Náfpaktos, GreeceThu, Feb 14, 12:11 AM GMT+2 · 8995 days ago · 5 km deep · 12 km away
6. 2.69 km NW of Perachóra, GreeceWed, Feb 13, 4:31 AM GMT+2 · 8996 days ago · 5 km deep · 99 km away
7. 3.27 km SW of Galatás, GreeceTue, Feb 12, 2:36 PM GMT+2 · 8996 days ago · 5 km deep · 26 km away
8. 3.112 km SSE of Mesolóngi, GreeceTue, Feb 12, 7:31 AM GMT+2 · 8997 days ago · 5 km deep · 31 km away
9. 3.012 km SSW of Galatás, GreeceMon, Feb 11, 11:01 PM GMT+2 · 8997 days ago · 5 km deep · 29 km away
10. 2.95 km SE of Náfpaktos, GreeceMon, Feb 11, 7:17 PM GMT+2 · 8997 days ago · 5 km deep · 8 km away
11. 3.08 km E of Zakynthos, GreeceSun, Feb 10, 12:09 PM GMT+2 · 8999 days ago · 5 km deep · 96 km away
12. 3.114 km NW of Langádhia, GreeceSun, Feb 10, 4:12 AM GMT+2 · 8999 days ago · 17 km deep · 67 km away
13. 3.33 km N of Kainoúryion, GreeceSat, Feb 9, 11:51 AM GMT+2 · 9000 days ago · 5 km deep · 40 km away
14. 3.910 km SE of Póros, GreeceSat, Feb 9, 6:55 AM GMT+2 · 9000 days ago · 5 km deep · 89 km away
15. 4.014 km SSE of Póros, GreeceSat, Feb 9, 6:43 AM GMT+2 · 9000 days ago · 5 km deep · 92 km away
16. 3.06 km SW of Stylída, GreeceWed, Feb 6, 1:42 AM GMT+2 · 9003 days ago · 37 km deep · 88 km away
17. 3.14 km S of Thérmo, GreeceSat, Feb 2, 5:21 AM GMT+2 · 9007 days ago · 27 km deep · 21 km away
18. 3.24 km SSE of Mataránga, GreeceSat, Feb 2, 4:24 AM GMT+2 · 9007 days ago · 5 km deep · 29 km away
19. 3.617 km ENE of Zacháro, GreeceThu, Jan 31, 12:30 PM GMT+2 · 9009 days ago · 5 km deep · 92 km away
20. 4.43 km ENE of Archaía Olympía, GreeceWed, Jan 30, 10:03 PM GMT+2 · 9009 days ago · 5 km deep · 80 km away

From the USGS Earthquake Hazards Program and its partner networks, event usp000ayws. Read Wed, Sep 30, 2026, 11:51 PM UTC.