Greece earthquakes

M3.9 earthquake 87 km WSW of Kýthira, Greece

A magnitude 3.9 earthquake struck 87 km WSW of Kýthira, Greece on Mon, Oct 20, 2003, 1:42 AM GMT+3 (22:42 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.0 118 km WSW of Kýthira, 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
3.9 (md), minor
Local time
UTC
2003-10-19 22:42:06 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
35.829° N, 22.098° 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
Station coverage gap
168°
Stations used
32

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 3.384 km WSW of Kýthira, Greece · 8375 days ago · 5 km deep · 8 km away
  2. 3.426 km WNW of Kýthira, Greece · 8375 days ago · 4 km deep · 73 km away
  3. 3.372 km W of Kýthira, Greece · 8372 days ago · 5 km deep · 26 km away
  4. 3.569 km WSW of Kýthira, Greece · 8369 days ago · 5 km deep · 24 km away
  5. 3.258 km SW of Kýthira, Greece · 8359 days ago · 28 km deep · 49 km away
  6. 3.992 km S of Methóni, Greece · 8358 days ago · 23 km deep · 49 km away
  7. 3.330 km SSW of Géfyra, Greece · 8352 days ago · 22 km deep · 98 km away
  8. 3.747 km SSW of Methóni, Greece · 8341 days ago · 28 km deep · 89 km away
  9. 3.245 km SSE of Koróni, Greece · 8340 days ago · 5 km deep · 63 km away
  10. 3.330 km SW of Methóni, Greece · 8337 days ago · 10 km deep · 100 km away
  11. 4.0118 km WSW of Kýthira, Greece · 8327 days ago · 21 km deep · 30 km away
  12. 3.348 km S of Koróni, Greece · 8326 days ago · 3 km deep · 60 km away
  13. 3.5133 km WSW of Kýthira, Greece · 8326 days ago · 59 km deep · 47 km away
  14. 3.376 km W of Kýthira, Greece · 8322 days ago · 5 km deep · 28 km away

Before

  1. 3.883 km WSW of Kýthira, Greece · 8384 days ago · 5 km deep · 4 km away
  2. 3.478 km WSW of Kýthira, Greece · 8384 days ago · 5 km deep · 10 km away
  3. 3.184 km WSW of Kýthira, Greece · 8384 days ago · 4 km deep · 7 km away
  4. 3.048 km S of Kýthira, Greece · 8384 days ago · 38 km deep · 72 km away
  5. 3.683 km WSW of Kýthira, Greece · 8384 days ago · 5 km deep · 4 km away
  6. 3.663 km W of Kýthira, Greece · 8384 days ago · 5 km deep · 32 km away
  7. 3.273 km W of Kýthira, Greece · 8384 days ago · 7 km deep · 24 km away
  8. 3.283 km WSW of Kýthira, Greece · 8384 days ago · 15 km deep · 5 km away
  9. 3.775 km W of Kýthira, Greece · 8384 days ago · 25 km deep · 29 km away
  10. 5.378 km WSW of Kýthira, Greece · 8384 days ago · 34 km deep · 14 km away
  11. 3.793 km WSW of Kýthira, Greece · 8385 days ago · 5 km deep · 7 km away
  12. 3.696 km S of Methóni, Greece · 8400 days ago · 5 km deep · 45 km away
  13. 4.6133 km S of Methóni, Greece · 8400 days ago · 34 km deep · 48 km away
  14. 3.243 km S of Koróni, Greece · 8402 days ago · 5 km deep · 65 km away
  15. 3.416 km SSE of Koróni, Greece · 8405 days ago · 9 km deep · 93 km away
  16. 3.8100 km WSW of Kýthira, Greece · 8409 days ago · 2 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000cau8. Read Wed, Sep 30, 2026, 5:35 PM UTC.