M3.0 earthquake 53 km S of Koróni, Greece
A magnitude 3.0 earthquake struck 53 km S of Koróni, Greece on Sat, Jun 21, 2003, 4:10 AM GMT+3 (01:10 UTC), 42 km (26 mi) below the surface.
A larger quake followed: M4.2 19 km WSW of Methóni, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (md), minor
- Local time
- UTC
- 2003-06-21 01:10:58 UTC
- Depth
- 42.0 km (26.1 mi), shallow
- Epicenter
- 36.310° N, 21.940° 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.
- Station coverage gap
- 239°, poorly surrounded by stations
- Stations used
- 4
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 8 in the 30 days before it.
After
- 3.54 km E of Pýlos, Greece · 8500 days ago · 5 km deep · 70 km away
- 3.333 km SSW of Koróni, Greece · 8495 days ago · 28 km deep · 26 km away
- 3.434 km NNW of Kýthira, Greece · 8492 days ago · 12 km deep · 78 km away
- 3.231 km S of Asopós, Greece · 8492 days ago · 5 km deep · 83 km away
- 3.637 km WSW of Kýthira, Greece · 8487 days ago · 15 km deep · 65 km away
- 3.65 km NE of Methóni, Greece · 8486 days ago · 5 km deep · 64 km away
- 3.36 km WNW of Áris, Greece · 8483 days ago · 20 km deep · 90 km away
- 3.228 km WSW of Filiatrá, Greece · 8480 days ago · 36 km deep · 98 km away
- 3.626 km SW of Gýtheio, Greece · 8480 days ago · 68 km deep · 48 km away
- 3.52 km NNE of Methóni, Greece · 8478 days ago · 7 km deep · 62 km away
- 4.219 km WSW of Methóni, Greece · 8476 days ago · 43 km deep · 64 km away
- 3.411 km WSW of Pýlos, Greece · 8469 days ago · 54 km deep · 69 km away
- 3.53 km SW of Methóni, Greece · 8460 days ago · 3 km deep · 58 km away
- 3.529 km W of Methóni, Greece · 8460 days ago · 31 km deep · 78 km away
- 3.33 km NW of Arfará, Greece · 8457 days ago · 18 km deep · 97 km away
- 4.288 km WSW of Kýthira, Greece · 8456 days ago · 13 km deep · 39 km away
Before
- 3.08 km NNE of Gargaliánoi, Greece · 8503 days ago · 40 km deep · 94 km away
- 3.914 km WSW of Gargaliánoi, Greece · 8505 days ago · 49 km deep · 89 km away
- 3.656 km S of Methóni, Greece · 8506 days ago · 5 km deep · 17 km away
- 3.452 km SW of Kýthira, Greece · 8507 days ago · 16 km deep · 81 km away
- 3.546 km S of Koróni, Greece · 8510 days ago · 29 km deep · 9 km away
- 3.124 km SSW of Géfyra, Greece · 8519 days ago · 6 km deep · 94 km away
- 3.483 km S of Koróni, Greece · 8522 days ago · 2 km deep · 31 km away
- 4.216 km N of Kýthira, Greece · 8526 days ago · 82 km deep · 96 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000c0dv. Read Wed, Sep 30, 2026, 9:38 AM UTC.