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M3.9 Earthquake near ADRIATIC SEA (Croatia)

UTC time: 2025-12-17 22:07:46 UTC Local time: —

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M3.9 Earthquake near ADRIATIC SEA (Croatia) · 2025-12-17 — Map showing the location of the epicenter
M3.9 Earthquake near ADRIATIC SEA (Croatia) · 2025-12-17 — Map showing the location of the epicenter

About this earthquake

A magnitude M3.9 earthquake was recorded near ADRIATIC SEA (Croatia) on December 17, 2025 at 22:07 UTC. With a focal depth of about 7 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC.

Details

ID
571faad1e54cd024f0e272653e8770cc8c6f4447
Magnitude
M3.9
Depth
6.6 km
UTC time
2025-12-17 22:07:46 UTC
Local time
—
Country
Croatia
Source
emsc
Coordinates
42.65090, 17.61930
Temperature
16.4°C

Depth profile

Depth profile Depth: 6.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.6 km
Shallow
6.6 km
6.6 km — close to the regional average (8.8 km)
Regional average: 8.8 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

Felt reports

1,343felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Dec 20, 2025, 3:08 PM UTC · Last checked: Sep 6, 2026, 12:18 PM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Vesuvius
    Distance: 334 km ·Stratovolcano ·Elevation: 1'281 m ·Last eruption: 1944 ·Italy
  • Campi Flegrei
    Distance: 353 km ·Caldera ·Elevation: 458 m ·Last eruption: 1538 ·Italy
  • Ischia
    Distance: 376 km ·Complex ·Elevation: 789 m ·Last eruption: 1302 ·Italy
  • Colli Albani
    Distance: 415 km ·Caldera ·Elevation: 949 m ·Italy
  • Palinuro
    Distance: 423 km ·Compound ·Elevation: -70 m ·Last eruption: -8040 ·Italy
  • Marsili
    Distance: 462 km ·Complex ·Elevation: -779 m ·Last eruption: -1050 ·Italy

Croatia

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 29 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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Stats (last 24h)

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Country (24h)
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