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Indonesia

M4.9 Earthquake near Flores Sea (Indonesia)

UTC time: 2025-10-20 16:16:48 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.

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About this earthquake

A magnitude M4.9 earthquake was recorded near Flores Sea (Indonesia) on October 20, 2025 at 16:16 UTC. At roughly 536 km, the focus was very deep, so surface shaking tends to be weaker. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by GFZ. Indonesia: over the past 24 hours, QuakeMap24 logged 24 earthquakes, the strongest at M4.7.

Details

ID
c9f1ba528a7610dc1bffe58941d96abe36ced0e0
Magnitude
M4.9
Depth
536.0 km
UTC time
2025-10-20 16:16:48 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
gfz
Coordinates
-7.19000, 122.43000
Temperature
28.5°C

Depth profile

Depth profile Depth: 536 km (Deep) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 536 km
Deep
536 km
536 km — deeper than the regional average (43.6 km)
Regional average: 43.6 km
Why depth matters

Deep quakes are felt over very large areas but rarely cause surface damage.

Depth classes per USGS

Volcanoes nearby

  • Tara, Batu
    Distance: 144 km ·Stratovolcano ·Elevation: 633 m ·Last eruption: 2015 ·Indonesia
  • Paluweh
    Distance: 149 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia
  • Lewotobi Activity reported
    Distance: 155 km ·Stratovolcano(es) ·Elevation: 1'703 m ·Last eruption: 2026 ·Indonesia
  • Iliboleng
    Distance: 157 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Egon
    Distance: 165 km ·Stratovolcano ·Elevation: 1'661 m ·Last eruption: 2008 ·Indonesia
  • Lewotolok Activity reported
    Distance: 169 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia

Nusa Tenggara Timur

Context for this earthquake

18 Sep 2025 – 18 Sep 2026 · M ≥ 3.0 · 363 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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