M3.4 earthquake 43 km SSW of Kýthira, Greece
A magnitude 3.4 earthquake struck 43 km SSW of Kýthira, Greece on Thu, Aug 23, 1990, 9:12 PM GMT+3 (18:12 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.9 14 km SSW of Kíssamos, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.4 (ML, local (Richter)), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1990-08-23 18:12:16 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 35.767° N, 22.868° 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: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.534 km NNW of Kýthira, Greece · 13176 days ago · 110 km deep · 73 km away
- 4.158 km W of Palaióchora, Greece · 13176 days ago · 26 km deep · 69 km away
- 3.486 km W of Palaióchora, Greece · 13173 days ago · 33 km deep · 68 km away
- 4.914 km SSW of Kíssamos, Greece · 13172 days ago · 19 km deep · 78 km away
- 4.639 km S of Kýthira, Greece · 13167 days ago · 5 km deep · 14 km away
- 4.123 km WNW of Palaióchora, Greece · 13149 days ago · 43 km deep · 71 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004dtm. Read Fri, Oct 2, 2026, 11:17 AM UTC.