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Indonesia

M4.2 Earthquake near FLORES REGION, INDONESIA (Indonesia)

UTC time: 2025-08-21 14:57:02 UTC Local time: —

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About this earthquake

A magnitude M4.2 earthquake was recorded near FLORES REGION, INDONESIA (Indonesia) on August 21, 2025 at 14:57 UTC. The earthquake originated at an intermediate depth of about 169 km. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC. Indonesia: 40 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

ID
43134742b805638022bbf88ee593b5d8fc63d672
Magnitude
M4.2
Depth
169.0 km
UTC time
2025-08-21 14:57:02 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-8.28000, 119.75000
Temperature
23.6°C

Depth profile

Depth profile Depth: 169 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 169 km
Intermediate
169 km
169 km — deeper than the regional average (43.2 km)
Regional average: 43.2 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

  • Sano, Wai
    Distance: 58 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Sangeang Api
    Distance: 75 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Ranakah Activity reported
    Distance: 95 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 144 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 148 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 169 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Komodo AirportIndonesia · LBJ · WATO
    27.0 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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