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Indonesia

M3.9 Earthquake near SULAWESI, INDONESIA (Indonesia)

UTC time: 2025-12-21 06:15:23 UTC Local time: —

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About this earthquake

On December 21, 2025 at 06:15 UTC, a magnitude M3.9 earthquake occurred near SULAWESI, INDONESIA (Indonesia). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 27 earthquakes, the strongest at M5.9.

Details

ID
32ae11c26e3b03ecff87338af15463c636f0ed81
Magnitude
M3.9
Depth
10.0 km
UTC time
2025-12-21 06:15:23 UTC
Local time
—
Country
Indonesia
City
Sulawesi Tengah
Source
emsc
Coordinates
-0.69000, 123.13000
Temperature
30.1°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (43.4 km)
Regional average: 43.4 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

  • Colo
    Distance: 180 km ·Stratovolcano ·Elevation: 404 m ·Last eruption: 1983 ·Indonesia
  • Ambang
    Distance: 215 km ·Complex ·Elevation: 1'795 m ·Last eruption: 2005 ·Indonesia
  • Soputan
    Distance: 268 km ·Stratovolcano ·Elevation: 1'785 m ·Last eruption: 2020 ·Indonesia
  • Lokon-Empung
    Distance: 294 km ·Stratovolcano(es) ·Elevation: 1'580 m ·Last eruption: 2015 ·Indonesia
  • Mahawu
    Distance: 298 km ·Stratovolcano ·Elevation: 1'299 m ·Last eruption: 1977 ·Indonesia
  • Klabat
    Distance: 319 km ·Stratovolcano ·Elevation: 1'968 m ·Indonesia

Sulawesi Tengah

Context for this earthquake

03 Oct 2025 – 03 Oct 2026 · M ≥ 3.0 · 283 Catalogue entries

Of 282 other entries for this area and period, 42 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Indonesia

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

Country statistics · Indonesia

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

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