M5.5 earthquake 17 km WSW of Düzce, Turkey
A magnitude 5.5 earthquake struck 17 km WSW of Düzce, Turkey on Sat, Jun 1, 1957, 7:26 AM GMT+2 (05:26 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1957-06-01 05:26:55 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 40.773° N, 30.976° E
- Region
- Turkey
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 24.4% of gravity
- Peak ground velocity
- 2.7 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Magnitude uncertainty
- ±0.27
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 2 in the 60 days after this one and 5 in the 30 days before it.
After
- 5.213 km SW of Düzce, Turkey · 25314 days ago · 15 km deep · 6 km away
- 5.320 km ESE of Hendek, Turkey · 25314 days ago · 15 km deep · 6 km away
Before
- 5.42 km E of Hendek, Turkey · 25318 days ago · 15 km deep · 17 km away
- 5.821 km SW of Düzce, Turkey · 25320 days ago · 15 km deep · 8 km away
- 6.021 km ESE of Akyaz?, Turkey · 25321 days ago · 15 km deep · 20 km away
- 5.619 km SSE of Hendek, Turkey · 25321 days ago · 15 km deep · 18 km away
- 7.113 km SSW of Düzce, Turkey · 25321 days ago · 25 km deep · 11 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem886644. Read Tue, Sep 22, 2026, 8:03 AM UTC.