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Indonesia

M3.0 Earthquake near KEP. MENTAWAI REGION, INDONESIA (Indonesia)

UTC time: 2025-08-21 15:05:12 UTC Local time: —

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About this earthquake

A magnitude M3.0 earthquake was recorded near KEP. MENTAWAI REGION, INDONESIA (Indonesia) on August 21, 2025 at 15:05 UTC. With a focal depth of about 17 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. Indonesia: over the past 24 hours, QuakeMap24 logged 37 earthquakes, the strongest at M4.8.

Details

ID
e8129cc8a206da63495afda77c2d32ae216f618c
Magnitude
M3.0
Depth
17.0 km
UTC time
2025-08-21 15:05:12 UTC
Local time
—
Country
Indonesia
City
Sumatera Barat
Source
emsc
Coordinates
-1.78000, 99.82000
Temperature
29.0°C

Depth profile

Depth profile Depth: 17 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17 km
Shallow
17 km
17 km — shallower 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

  • Talang
    Distance: 131 km ·Stratovolcano ·Elevation: 2'575 m ·Last eruption: 2007 ·Indonesia
  • Tandikat-Singgalang
    Distance: 160 km ·Stratovolcano(es) ·Elevation: 2'879 m ·Last eruption: 1924 ·Indonesia
  • Kerinci
    Distance: 161 km ·Stratovolcano ·Elevation: 3'800 m ·Last eruption: 2024 ·Indonesia
  • Marapi
    Distance: 172 km ·Complex ·Elevation: 2'885 m ·Last eruption: 2026 ·Indonesia
  • Talakmau
    Distance: 207 km ·Complex ·Elevation: 2'911 m ·Indonesia
  • Sumbing
    Distance: 223 km ·Stratovolcano ·Elevation: 2'507 m ·Last eruption: 1921 ·Indonesia

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Mentawai AirportIndonesia · RKI · WIEB
    37.8 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

Indonesia

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 9,294 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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