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Indonesia · Nusa Tenggara Barat

M3.5 Earthquake near Ambalawi, Nusa Tenggara Barat (Indonesia)

UTC time: 2026-01-21 18:36:23 UTC Local time: —
Magnitude
M3.5
Depth
10.0 km
Source
EMSC

Nusa Tenggara Barat · Ambalawi

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About this earthquake

A magnitude M3.5 earthquake was recorded near Ambalawi, Nusa Tenggara Barat (Indonesia) on January 21, 2026 at 18:36 UTC. The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 45 earthquakes, the strongest at M4.9.

Details

ID
69fdba3b52f9f29613b6201a9cf4c14f0028f730
Magnitude
M3.5
Depth
10.0 km
UTC time
2026-01-21 18:36:23 UTC
Local time
—
Country
Indonesia
State
Nusa Tenggara Barat
City
Ambalawi
County
Ambalawi
Source
emsc
Coordinates
-8.06000, 118.62000
Temperature
26.9°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 (43.7 km)
Regional average: 43.7 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

  • Sangeang Api
    Distance: 52 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Tambora
    Distance: 71 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Sano, Wai
    Distance: 170 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Ranakah Activity reported
    Distance: 220 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Rinjani
    Distance: 240 km ·Stratovolcano ·Elevation: 3'726 m ·Last eruption: 2016 ·Indonesia
  • Inielika
    Distance: 270 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia

Nusa Tenggara Barat

Context for this earthquake

16 Sep 2025 – 16 Sep 2026 · M ≥ 3.0 · 116 Catalogue entries

Of 115 other entries for this area and period, 30 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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Country statistics · Indonesia

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

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