Greece earthquakes

M3.1 earthquake 3 km SW of Avlónas, Greece

A magnitude 3.1 earthquake struck 3 km SW of Avlónas, Greece on Mon, Apr 20, 1981, 9:10 PM GMT+3 (18:10 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M3.4 8 km E of Alivéri, Greece. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.1 (ml), minor
Local time
UTC
1981-04-20 18:10:23 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
38.223° N, 23.670° E
Region
Greece
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 3.48 km E of Alivéri, Greece · 16591 days ago · 10 km deep · 45 km away
  2. 3.56 km NE of Kaparéllion, Greece · 16588 days ago · 11 km deep · 36 km away
  3. 3.93 km NNE of Erythrés, Greece · 16586 days ago · 22 km deep · 29 km away
  4. 4.25 km NW of Antikyra, Greece · 16584 days ago · 47 km deep · 96 km away
  5. 3.47 km SSW of Kaparéllion, Greece · 16578 days ago · 10 km deep · 44 km away
  6. 3.65 km SE of Kaparéllion, Greece · 16578 days ago · 10 km deep · 36 km away
  7. 3.310 km NNE of Roviés, Greece · 16577 days ago · 10 km deep · 84 km away
  8. 4.31 km WNW of Kaparéllion, Greece · 16572 days ago · 18 km deep · 41 km away
  9. 3.42 km S of Thívai, Greece · 16572 days ago · 10 km deep · 32 km away
  10. 3.812 km SW of Vília, Greece · 16570 days ago · 33 km deep · 40 km away
  11. 3.85 km E of Vágia, Greece · 16569 days ago · 2 km deep · 39 km away
  12. 3.513 km NE of Perachóra, Greece · 16567 days ago · 12 km deep · 54 km away
  13. 3.53 km WSW of Vília, Greece · 16559 days ago · 33 km deep · 33 km away
  14. 3.111 km SW of Skópelos, Greece · 16559 days ago · 33 km deep · 91 km away
  15. 3.43 km SE of Antikyra, Greece · 16557 days ago · 33 km deep · 89 km away
  16. 4.1Greece · 16551 days ago · 29 km deep · 37 km away
  17. 3.63 km W of Vília, Greece · 16549 days ago · 33 km deep · 33 km away
  18. 3.63 km SW of Thespiés, Greece · 16544 days ago · 11 km deep · 49 km away
  19. 3.81 km S of Árma, Greece · 16544 days ago · 14 km deep · 21 km away
  20. 3.57 km SSE of Vília, Greece · 16538 days ago · 33 km deep · 28 km away
  21. 3.4Greece · 16535 days ago · 6 km deep · 83 km away
  22. 3.311 km ENE of Istiaía, Greece · 16535 days ago · 33 km deep · 92 km away
  23. 4.03 km NW of Kinéta, Greece · 16534 days ago · 35 km deep · 49 km away
  24. 4.35 km NE of Kinéta, Greece · 16533 days ago · 33 km deep · 44 km away

Before

  1. 4.211 km SW of Kaparéllion, Greece · 16594 days ago · 30 km deep · 48 km away
  2. 3.58 km WSW of Vília, Greece · 16599 days ago · 33 km deep · 38 km away
  3. 4.54 km SE of Áyios Thomás, Greece · 16599 days ago · 13 km deep · 4 km away
  4. 3.22 km WNW of Áyios Thomás, Greece · 16601 days ago · 10 km deep · 12 km away
  5. 3.22 km SSW of Erythrés, Greece · 16604 days ago · 10 km deep · 31 km away
  6. 3.56 km W of Asopía, Greece · 16604 days ago · 10 km deep · 22 km away
  7. 3.22 km NW of Asopía, Greece · 16610 days ago · 10 km deep · 19 km away
  8. 3.36 km S of Asopía, Greece · 16611 days ago · 19 km deep · 16 km away
  9. 4.03 km NW of Árma, Greece · 16611 days ago · 33 km deep · 25 km away
  10. 3.87 km N of Kinéta, Greece · 16613 days ago · 33 km deep · 44 km away
  11. 4.311 km SW of Kaparéllion, Greece · 16616 days ago · 33 km deep · 48 km away
  12. 3.85 km NE of Erythrés, Greece · 16617 days ago · 33 km deep · 27 km away
  13. 3.35 km SSE of Vília, Greece · 16617 days ago · 33 km deep · 30 km away
  14. 3.13 km SSW of Thívai, Greece · 16618 days ago · 10 km deep · 33 km away
  15. 3.57 km SSE of Vília, Greece · 16620 days ago · 33 km deep · 31 km away
  16. 3.53 km ESE of Kaparéllion, Greece · 16621 days ago · 33 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001d8v. Read Tue, Sep 22, 2026, 11:22 PM UTC.