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Indonesia · East Nusa Tenggara

M4.6 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-21 01:38:42 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.

Magnitude
M4.6
Depth
10.0 km
Source
USGS

East Nusa Tenggara · East Nusa Tenggara

Country overview

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About this earthquake

A magnitude M4.6 earthquake was recorded near East Nusa Tenggara (Indonesia) on August 21, 2026 at 01:38 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks. Indonesia: 16 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.

Details

ID
6d1d8740c9857d51d594d1d4c9845d258c6ad80f
Magnitude
M4.6
Depth
10.0 km
UTC time
2026-08-21 01:38:42 UTC
Local time
—
Country
Indonesia
State
East Nusa Tenggara
City
East Nusa Tenggara
Source
usgs
Coordinates
-8.28380, 121.27310
Temperature
25.9°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 (43.2 km)
Regional average: 43.2 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 Timor Plate.
Near the boundary Banda Sea ↔ Timor · about 32 km away

Volcanoes nearby

  • Paluweh
    Distance: 48 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia
  • Inielika
    Distance: 59 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Ebulobo
    Distance: 60 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Inierie
    Distance: 75 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Iya
    Distance: 79 km ·Stratovolcano ·Elevation: 618 m ·Last eruption: 1969 ·Indonesia
  • Kelimutu
    Distance: 81 km ·Complex ·Elevation: 1'639 m ·Last eruption: 1968 ·Indonesia

East Nusa Tenggara

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 1,855 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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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