M4.0 earthquake 19 km SW of Lefkáda, Greece
A magnitude 4.0 earthquake struck 19 km SW of Lefkáda, Greece on Tue, Oct 22, 1991, 6:39 PM GMT+2 (16:39 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.1 8 km SE of Póros, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1991-10-22 16:39:56 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 38.726° N, 20.524° 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 5 in the 30 days before it.
After
- 4.18 km SE of Póros, Greece · 12757 days ago · 56 km deep · 74 km away
- 3.24 km W of Pérdika, Greece · 12750 days ago · 5 km deep · 75 km away
- 3.534 km SW of Lefkáda, Greece · 12748 days ago · 10 km deep · 16 km away
- 2.915 km NW of Sámi, Greece · 12740 days ago · 5 km deep · 44 km away
- 3.19 km NE of Itháki, Greece · 12738 days ago · 10 km deep · 41 km away
- 3.939 km WSW of Lixoúri, Greece · 12732 days ago · 5 km deep · 90 km away
- 3.619 km WNW of Lixoúri, Greece · 12721 days ago · 10 km deep · 56 km away
- 3.15 km WNW of Fyteíes, Greece · 12711 days ago · 10 km deep · 53 km away
- 3.19 km N of Paramythiá, Greece · 12711 days ago · 10 km deep · 92 km away
- 3.313 km WNW of Lefkáda, Greece · 12704 days ago · 8 km deep · 18 km away
Before
- 2.811 km NNW of Préveza, Greece · 12765 days ago · 10 km deep · 39 km away
- 2.68 km NNE of Gáïos, Greece · 12765 days ago · 10 km deep · 66 km away
- 3.218 km SSW of Lixoúri, Greece · 12768 days ago · 13 km deep · 77 km away
- 3.312 km ENE of Paramythiá, Greece · 12775 days ago · 12 km deep · 90 km away
- 3.214 km SSW of Kanaláki, Greece · 12788 days ago · 5 km deep · 43 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004y69. Read Fri, Oct 2, 2026, 2:38 PM UTC.