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Indonesia

M3.1 Earthquake near KEPULAUAN ALOR, INDONESIA (Indonesia)

UTC time: 2025-10-17 22:40:26 UTC Local time: —

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About this earthquake

On October 17, 2025 at 22:40 UTC, a magnitude M3.1 earthquake occurred near KEPULAUAN ALOR, INDONESIA (Indonesia). At around 70 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 57 earthquakes, the strongest at M4.8.

Details

ID
10b8e183aba9bdd3488f2d2cb1d91d6a0844c1bd
Magnitude
M3.1
Depth
70.0 km
UTC time
2025-10-17 22:40:26 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-8.86000, 124.18000
Temperature
25.4°C

Depth profile

Depth profile Depth: 70 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 70 km
Intermediate
70 km
70 km — deeper than the regional average (43.3 km)
Regional average: 43.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Sirung
    Distance: 41 km ·Complex ·Elevation: 1'347 m ·Last eruption: 2021 ·Indonesia
  • Iliwerung
    Distance: 76 km ·Complex ·Elevation: 583 m ·Last eruption: 2021 ·Indonesia
  • Ililabalekan
    Distance: 94 km ·Stratovolcano ·Elevation: 1'018 m ·Indonesia
  • Lewotolok Activity reported
    Distance: 99 km ·Stratovolcano ·Elevation: 1'431 m ·Last eruption: 2026 ·Indonesia
  • Iliboleng
    Distance: 117 km ·Stratovolcano ·Elevation: 1'659 m ·Last eruption: 1993 ·Indonesia
  • Tara, Batu
    Distance: 136 km ·Stratovolcano ·Elevation: 633 m ·Last eruption: 2015 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Oecusse Route of the Sandalwood International AirportTimor-Leste · OEC · WPOC
    41.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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

Nusa Tenggara Timur

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 345 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

Open history map
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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