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Indonesia · East Nusa Tenggara

M4.0 Earthquake near Kabupaten Manggarai Barat, East Nusa Tenggara (Indonesia)

UTC time: 2026-08-15 00:42:10 UTC Local time: —
Magnitude
M4.0
Depth
5.0 km
Source
EMSC

East Nusa Tenggara · Kabupaten Manggarai Barat

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About this earthquake

A magnitude M4.0 earthquake was recorded near Kabupaten Manggarai Barat, East Nusa Tenggara (Indonesia) on August 15, 2026 at 00:42 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: 44 earthquakes were recorded in the past 24 hours, the strongest reaching M6.0.

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 km — shallower than the regional average (43.3 km)
Regional average: 43.3 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

  • Ranakah Activity reported
    Distance: 69 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Sano, Wai
    Distance: 74 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Inielika
    Distance: 109 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 118 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Sangeang Api
    Distance: 127 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Ebulobo
    Distance: 133 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia

East Nusa Tenggara

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 1,847 Catalogue entries

Of 1,846 other entries for this area and period, 256 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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