Turkey earthquakes

M4.0 earthquake 2 km NW of Alt?nyayla, Turkey

A magnitude 4.0 earthquake struck 2 km NW of Alt?nyayla, Turkey on Thu, Aug 2, 1990, 10:12 PM GMT+3 (19:12 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M4.7 10 km ENE of Gölhisar, Turkey. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.0 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1990-08-02 19:12:39 UTC
Depth
20.4 km (12.7 mi), shallow
Epicenter
37.014° N, 29.530° E
Region
Turkey
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt in the Cameli district.

From the USGS event page for usp0004cw1. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

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 6 in the 30 days before it.

After

  1. 4.04 km NNW of Alt?nyayla, Turkey · 13208 days ago · 10 km deep · 2 km away
  2. 3.93 km NNE of Alt?nyayla, Turkey · 13199 days ago · 14 km deep · 4 km away
  3. 4.012 km ESE of Gölhisar, Turkey · 13197 days ago · 10 km deep · 13 km away
  4. 3.714 km NNE of Kalkan, Turkey · 13196 days ago · 10 km deep · 71 km away
  5. 4.03 km SE of Alt?nyayla, Turkey · 13194 days ago · 37 km deep · 5 km away
  6. 4.09 km WNW of Alt?nyayla, Turkey · 13182 days ago · 10 km deep · 8 km away
  7. 4.12 km NNW of Alt?nyayla, Turkey · 13181 days ago · 25 km deep · 0 km away
  8. 4.08 km N of Alt?nyayla, Turkey · 13181 days ago · 10 km deep · 7 km away
  9. 4.710 km ENE of Gölhisar, Turkey · 13175 days ago · 24 km deep · 20 km away

Before

  1. 4.18 km NW of Alt?nyayla, Turkey · 13214 days ago · 10 km deep · 6 km away
  2. 3.82 km NW of Alt?nyayla, Turkey · 13228 days ago · 10 km deep · 0 km away
  3. 4.25 km N of Alt?nyayla, Turkey · 13228 days ago · 22 km deep · 4 km away
  4. 4.26 km N of Alt?nyayla, Turkey · 13228 days ago · 10 km deep · 5 km away
  5. 4.34 km NE of Alt?nyayla, Turkey · 13228 days ago · 10 km deep · 5 km away
  6. 5.54 km E of Alt?nyayla, Turkey · 13228 days ago · 17 km deep · 6 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004cw1. Read Mon, Oct 5, 2026, 7:12 AM UTC.