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Indonesia

M3.1 Earthquake near FLORES REGION, INDONESIA (Indonesia)

UTC time: 2025-10-21 00:31:30 UTC Local time: —

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About this earthquake

A magnitude M3.1 earthquake was recorded near FLORES REGION, INDONESIA (Indonesia) on October 21, 2025 at 00:31 UTC. With a focal depth of about 14 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by EMSC. Indonesia: 23 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

ID
96224e3281c0fb55f75de5ee1f56bb7a6e8163e2
Magnitude
M3.1
Depth
14.0 km
UTC time
2025-10-21 00:31:30 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-8.34000, 120.37000
Temperature
26.0°C

Depth profile

Depth profile Depth: 14 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 14 km
Shallow
14 km
14 km — shallower than the regional average (43.4 km)
Regional average: 43.4 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: 37 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Sano, Wai
    Distance: 59 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Inielika
    Distance: 80 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 87 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 105 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Sangeang Api
    Distance: 144 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
    30.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-29

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

29 Sep 2025 – 29 Sep 2026 · M ≥ 3.0 · 348 Catalogue entries

Of 347 other entries for this area and period, 230 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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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