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M6.9 Depth: 172.5 km

M6.9 Earthquake near Rimbun, North Sumatra (Indonesia)

UTC time: 2026-08-15 10:54:52 UTC Local time: —
M6.9 earthquake near Rimbun on Aug 15, 2026 — map of epicenter and shaking intensity | QuakeMap24
M6.9 Earthquake near Rimbun, North Sumatra (Indonesia) · 2026-08-15 10:54:52 UTC

About this earthquake

On August 15, 2026 at 10:54 UTC, a magnitude M6.9 earthquake occurred near Rimbun, North Sumatra (Indonesia). At around 173 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude can cause significant damage in populated areas.

The event was recorded by USGS. Indonesia: over the past 24 hours, QuakeMap24 logged 498 earthquakes, the strongest at M6.0.

Map

Depth profile

Depth profile Depth: 172.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 172.5 km
Intermediate
172.5 km
172.5 km — deeper than the regional average (47.6 km)
Regional average: 47.6 km
Why depth matters

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

Depth classes per USGS

Estimated impact

Green No or minimal impact expected.
Estimated population exposed
IV 4'788'623
V 11'631'667
43 Felt reports · max reported intensity 4.3

Ground shaking

V
Moderate · Intensity (MMI) V
Felt by all, slight damage possible.

Tectonic context

Located on the Sunda Plate.
Near the boundary Sunda ↔ Burma · about 257 km away

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Pematangsiantar10.0 kmE279'198
Medan78.2 kmNW2'486'283

GeoNames · CC BY 4.0

Volcanoes nearby

  • Singkut
    Distance: 58 km ·Caldera(s) ·Elevation: 2'181 m ·Last eruption: 1881 ·Indonesia
  • Sinabung
    Distance: 70 km ·Stratovolcano ·Elevation: 2'460 m ·Last eruption: 2021 ·Indonesia
  • Sorikmarapi
    Distance: 273 km ·Stratovolcano ·Elevation: 2'145 m ·Last eruption: 1986 ·Indonesia
  • Malintang
    Distance: 299 km ·Stratovolcano ·Elevation: 1'988 m ·Indonesia
  • Telong, Bur ni
    Distance: 307 km ·Stratovolcano ·Elevation: 2'617 m ·Last eruption: 1937 ·Indonesia
  • Talakmau
    Distance: 351 km ·Complex ·Elevation: 2'911 m ·Indonesia

Comparison of seismic sources

6 sources currently report magnitudes from M5.9 to M6.9.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
INGVM6.4160.5 km12.5 km
SCEDCM6.9172.5 km0.0 km
EMSCM6.4173.0 km15.3 km
GFZM6.4158.0 km10.6 km
RESIFM5.9165.4 km16.0 km
USGSM6.9172.5 km0.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#1
Earlier events M≥467
Earlier events M≥515
Compared since2025-01-03

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M6.02025-05-11 08:57:44 UTC232.2 kmNorthern Sumatra, Indonesia M6.02025-05-11 08:57:43 UTC233.9 km33 km ENE of Blangpidie, Indonesia M5.82025-05-11 08:57:41 UTC197.2 kmPungke Jaya M5.82025-05-11 08:57:44 UTC233.9 kmNORTHERN SUMATRA, INDONESIA M5.82025-01-31 11:03:42 UTC217.4 km66 km SSE of Blangpidie, Indonesia

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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