M2.6 earthquake 8 km NNE of Gáïos, Greece
A magnitude 2.6 earthquake struck 8 km NNE of Gáïos, Greece on Mon, Oct 21, 1991, 7:10 PM GMT+2 (17:10 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.0 19 km SW of Lefkáda, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.6 (Md, duration), micro
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1991-10-21 17:10:05 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 39.270° N, 20.210° 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: 10 in the 60 days after this one and 10 in the 30 days before it.
After
- 2.811 km NNW of Préveza, Greece · 12766 days ago · 10 km deep · 48 km away
- 4.019 km SW of Lefkáda, Greece · 12765 days ago · 10 km deep · 66 km away
- 3.24 km W of Pérdika, Greece · 12751 days ago · 5 km deep · 12 km away
- 3.534 km SW of Lefkáda, Greece · 12749 days ago · 10 km deep · 76 km away
- 3.317 km NNE of Filiátes, Greece · 12737 days ago · 10 km deep · 55 km away
- 2.715 km SSW of Kalpáki, Greece · 12737 days ago · 10 km deep · 62 km away
- 3.69 km NNW of Kalpáki, Greece · 12729 days ago · 10 km deep · 83 km away
- 3.24 km NW of Kalpáki, Greece · 12726 days ago · 10 km deep · 78 km away
- 3.05 km ESE of Koutselió, Greece · 12714 days ago · 10 km deep · 74 km away
- 3.19 km N of Paramythiá, Greece · 12712 days ago · 10 km deep · 40 km away
Before
- 3.29 km E of Koutselió, Greece · 12768 days ago · 5 km deep · 79 km away
- 3.74 km WSW of Rodotópi, Greece · 12773 days ago · 16 km deep · 62 km away
- 2.510 km ENE of Prámanta, Greece · 12774 days ago · 10 km deep · 92 km away
- 2.2Greece · 12774 days ago · 10 km deep · 86 km away
- 3.312 km ENE of Paramythiá, Greece · 12776 days ago · 12 km deep · 46 km away
- 3.010 km S of Metsovo, Greece · 12781 days ago · 10 km deep · 96 km away
- 2.712 km E of Himarë, Albania · 12782 days ago · 5 km deep · 97 km away
- 3.214 km SSW of Kanaláki, Greece · 12789 days ago · 5 km deep · 33 km away
- 3.110 km E of Pérama, Greece · 12790 days ago · 10 km deep · 81 km away
- 3.226 km SW of Lefkáda, Greece · 12796 days ago · 10 km deep · 72 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004y4s. Read Sat, Oct 3, 2026, 3:53 PM UTC.