Turkey earthquakes

M3.9 earthquake 10 km S of Datça, Turkey

A magnitude 3.9 earthquake struck 10 km S of Datça, Turkey on Tue, Sep 1, 1987, 2:20 AM GMT+3 (23:20 UTC), 112 km (70 mi) below the surface.

A larger quake followed: M5.0 11 km ESE of Afántou, Greece. 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
3.9 (mb), minor
Local time
UTC
1987-08-31 23:20:50 UTC
Depth
112.3 km (69.8 mi), intermediate-depth
Epicenter
36.648° N, 27.673° 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
FROM_LOCATION

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 3.98 km WSW of Mandráki, Greece · 14264 days ago · 150 km deep · 56 km away
  2. 5.011 km ESE of Afántou, Greece · 14233 days ago · 29 km deep · 70 km away
  3. 4.512 km SE of Afántou, Greece · 14232 days ago · 21 km deep · 72 km away
  4. 4.31 km WSW of Kremastí, Greece · 14232 days ago · 33 km deep · 47 km away
  5. 4.47 km SSE of Afántou, Greece · 14232 days ago · 31 km deep · 66 km away
  6. 4.410 km SE of Faliraki, Greece · 14231 days ago · 33 km deep · 69 km away
  7. 4.78 km ESE of Afántou, Greece · 14231 days ago · 20 km deep · 67 km away
  8. 3.53 km S of Kremastí, Greece · 14229 days ago · 33 km deep · 50 km away
  9. 4.312 km ESE of Afántou, Greece · 14229 days ago · 33 km deep · 71 km away
  10. 4.5Dodecanese Islands, Greece · 14229 days ago · 33 km deep · 69 km away
  11. 4.69 km E of Archángelos, Greece · 14226 days ago · 10 km deep · 69 km away
  12. 4.413 km ESE of Faliraki, Greece · 14212 days ago · 15 km deep · 71 km away
  13. 4.35 km WSW of Afántou, Greece · 14212 days ago · 14 km deep · 58 km away
  14. 4.54 km WNW of Faliraki, Greece · 14212 days ago · 23 km deep · 54 km away
  15. 4.515 km ESE of Archángelos, Greece · 14210 days ago · 33 km deep · 76 km away

Before

  1. 4.046 km SSW of Mandráki, Greece · 14276 days ago · 33 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00037zb. Read Tue, Sep 22, 2026, 11:47 PM UTC.