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Indonesia

M2.8 Earthquake near SUMBA REGION, INDONESIA (Indonesia)

UTC time: 2025-07-21 17:29:52 UTC Local time: —

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About this earthquake

On July 21, 2025 at 17:29 UTC, a magnitude M2.8 earthquake occurred near SUMBA REGION, INDONESIA (Indonesia). The hypocenter lay relatively close to the surface at around 53 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by EMSC. Indonesia: 42 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Details

ID
e4155b1b361e2cb659c24c467122c878415e0c05
Magnitude
M2.8
Depth
53.0 km
UTC time
2025-07-21 17:29:52 UTC
Local time
—
Country
Indonesia
City
Nusa Tenggara Timur
Source
emsc
Coordinates
-9.31000, 119.04000
Temperature
25.7°C

Depth profile

Depth profile Depth: 53 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 53 km
Shallow
53 km
53 km — deeper 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

Volcanoes nearby

  • Sangeang Api
    Distance: 123 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Sano, Wai
    Distance: 124 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Tambora
    Distance: 164 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Ranakah Activity reported
    Distance: 180 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inierie
    Distance: 215 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Inielika
    Distance: 223 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Tambolaka AirportIndonesia · TMC · WATK
    24.8 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 ≥ 2.0 · 1,059 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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