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Indonesia · East Nusa Tenggara

M4.8 Earthquake near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia)

UTC time: 2026-08-18 02:42:38 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M4.8
Depth
34.1 km
Source
USGS

East Nusa Tenggara · KABUPATEN MANGGARAI

Country overview

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About this earthquake

On August 18, 2026 at 02:42 UTC, a magnitude M4.8 earthquake occurred near KABUPATEN MANGGARAI, East Nusa Tenggara (Indonesia). The hypocenter lay relatively close to the surface at around 34 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The event was recorded by USGS. Indonesia: 40 earthquakes were recorded in the past 24 hours, the strongest reaching M5.2.

Depth profile

Depth profile Depth: 34.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.1 km
Shallow
34.1 km
34.1 km — shallower than the regional average (43.8 km)
Regional average: 43.8 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

Tectonic context

Located on the Sunda Plate.
Near the boundary Sunda ↔ Timor · about 34 km away

Volcanoes nearby

  • Ranakah
    Distance: 53 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Sano, Wai
    Distance: 61 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Inielika
    Distance: 96 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 104 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 121 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Sangeang Api
    Distance: 131 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Frans Sales Lega AirportIndonesia · RTG · WATG
    46.1 kmStraight-line distance
  • Komodo AirportIndonesia · LBJ · WATO
    48.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

East Nusa Tenggara

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 3.0 · 1,562 Catalogue entries

Of 1,561 other entries for this area and period, 45 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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