M3.5 earthquake 10 km NNW of Sitia, Greece
A magnitude 3.5 earthquake struck 10 km NNW of Sitia, Greece on Mon, Aug 20, 1990, 6:29 PM GMT+3 (15:29 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M3.9 44 km SE of Palekastro, Greece. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.5 (Md, duration), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1990-08-20 15:29:18 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 35.291° N, 26.055° 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: 9 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.826 km NE of Eloúnda, Greece · 13186 days ago · 10 km deep · 18 km away
- 3.532 km N of Sitia, Greece · 13177 days ago · 10 km deep · 24 km away
- 3.611 km NNW of Sísion, Greece · 13171 days ago · 33 km deep · 53 km away
- 3.944 km SE of Palekastro, Greece · 13167 days ago · 33 km deep · 64 km away
- 3.95 km E of Palekastro, Greece · 13164 days ago · 10 km deep · 26 km away
- 3.957 km SE of Palekastro, Greece · 13154 days ago · 10 km deep · 78 km away
- 3.77 km E of Pýrgos, Greece · 13143 days ago · 10 km deep · 81 km away
- 3.67 km SE of Profítis Ilías, Greece · 13135 days ago · 5 km deep · 83 km away
- 3.812 km S of Palekastro, Greece · 13135 days ago · 33 km deep · 30 km away
Before
Earthquakes todayGreece earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004dpk. Read Sun, Oct 4, 2026, 10:43 PM UTC.