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Indonesia · Nusa Tenggara Barat

M2.5 Earthquake near Ambalawi, Nusa Tenggara Barat (Indonesia)

UTC time: 2026-05-20 16:40:10 UTC Local time: —
Magnitude
M2.5
Depth
12.0 km
Source
EMSC

Nusa Tenggara Barat · Ambalawi

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About this earthquake

A magnitude M2.5 earthquake was recorded near Ambalawi, Nusa Tenggara Barat (Indonesia) on May 20, 2026 at 16:40 UTC. With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by EMSC. Indonesia: 39 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

ID
8ef03530be348be24146b8d0cf7267e219015151
Magnitude
M2.5
Depth
12.0 km
UTC time
2026-05-20 16:40:10 UTC
Local time
—
Country
Indonesia
State
Nusa Tenggara Barat
City
Ambalawi
County
Ambalawi
Source
emsc
Coordinates
-8.16000, 119.19000
Temperature
29.4°C

Depth profile

Depth profile Depth: 12 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12 km
Shallow
12 km
12 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: 14 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Sano, Wai
    Distance: 110 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Tambora
    Distance: 131 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Ranakah Activity reported
    Distance: 157 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 207 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 209 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia

Nusa Tenggara Barat

Context for this earthquake

16 Sep 2025 – 16 Sep 2026 · M ≥ 2.0 · 459 Catalogue entries

Of 458 other entries for this area and period, 335 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

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

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