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M4.0 Earthquake near Simav (Turkey)

UTC time: 2025-09-28 10:12:59 UTC Local time: —

Map

M4.0 Earthquake near Simav (Turkey) · 2025-09-28 — Map showing the location of the epicenter
M4.0 Earthquake near Simav (Turkey) · 2025-09-28 — Map showing the location of the epicenter

About this earthquake

On September 28, 2025 at 10:12 UTC, a magnitude M4.0 earthquake occurred near Simav (Turkey). With a focal depth of about 11 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by AFAD and cross-checked across seismological networks. Turkey: 56 earthquakes were recorded in the past 24 hours, the strongest reaching M2.5.

Details

ID
38d24c77528da79a4791a2a7e20569c1bb6b0563
Magnitude
M4.0
Depth
10.6 km
UTC time
2025-09-28 10:12:59 UTC
Local time
—
Country
Turkey
City
Simav
Source
afad
Coordinates
39.22417, 28.99167
Temperature
21.0°C

Depth profile

Depth profile Depth: 10.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.6 km
Shallow
10.6 km
10.6 km — close to the regional average (8.5 km)
Regional average: 8.5 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Kula
    Distance: 82 km ·Volcanic field ·Elevation: 750 m ·Turkiye
  • Nisyros
    Distance: 334 km ·Stratovolcano ·Elevation: 698 m ·Last eruption: 1888 ·Greece
  • Kolumbo
    Distance: 430 km ·Complex ·Elevation: -18 m ·Last eruption: 1650 ·Greece
  • Santorini
    Distance: 445 km ·Shield(s) ·Elevation: 367 m ·Last eruption: 1950 ·Greece
  • Hasandag-Keciboyduran Volcanic Complex
    Distance: 466 km ·Stratovolcano ·Elevation: 3'253 m ·Turkiye
  • Milos
    Distance: 488 km ·Stratovolcano(es) ·Elevation: 751 m ·Last eruption: 140 ·Greece

Simav

Context for this earthquake

12 Sep 2025 – 12 Sep 2026 · M ≥ 3.0 · 78 Catalogue entries

Of 77 other entries for this area and period, 14 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Turkey

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Turkey

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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