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Indonesia

M3.8 Earthquake near SUMBA REGION, INDONESIA (Indonesia)

UTC time: 2026-03-28 03:58:24 UTC Local time: —

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About this earthquake

On March 28, 2026 at 03:58 UTC, a magnitude M3.8 earthquake occurred near SUMBA REGION, INDONESIA (Indonesia). The hypocenter lay relatively close to the surface at around 16 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 21 earthquakes, the strongest at M4.3.

Details

ID
a389016c9413607efe94f20717e2b0e58461cbac
Magnitude
M3.8
Depth
16.0 km
UTC time
2026-03-28 03:58:24 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-9.77000, 119.80000
Temperature
30.0°C

Depth profile

Depth profile Depth: 16 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16 km
Shallow
16 km
16 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

  • Sano, Wai
    Distance: 117 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Ranakah Activity reported
    Distance: 149 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inierie
    Distance: 161 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Inielika
    Distance: 174 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Ebulobo
    Distance: 186 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Sangeang Api
    Distance: 192 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia

Nusa Tenggara Timur

Context for this earthquake

29 Sep 2025 – 29 Sep 2026 · M ≥ 3.0 · 348 Catalogue entries

Of 347 other entries for this area and period, 67 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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