M2.8 earthquake 12 km NW of Marmara, Turkey
A magnitude 2.8 earthquake struck 12 km NW of Marmara, Turkey on Sun, Feb 15, 2004, 5:40 AM GMT+2 (03:40 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M3.6 Western Turkey. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.8 (md), micro
- Local time
- UTC
- 2004-02-15 03:40:08 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 40.655° N, 27.443° E
- Region
- Turkey
- 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
- Station coverage gap
- 91°
- Stations used
- 11
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.77 km WNW of Marmara, Turkey · 8261 days ago · 7 km deep · 6 km away
- 3.08 km SSE of Gönen, Turkey · 8257 days ago · 12 km deep · 73 km away
- 3.022 km ENE of Biga, Turkey · 8253 days ago · 9 km deep · 41 km away
- 3.6Western Turkey · 8229 days ago · 16 km deep · 84 km away
Before
Earthquakes todayTurkey earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000cm78. Read Wed, Sep 30, 2026, 10:19 PM UTC.