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M5.5 Depth: 10.0 km

M5.5 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-16 06:51:47 UTC Local time: —
M5.5 earthquake near East Nusa Tenggara on Aug 16, 2026 — map of epicenter and shaking intensity | QuakeMap24
M5.5 Earthquake near East Nusa Tenggara (Indonesia) · 2026-08-16 06:51:47 UTC

About this earthquake

On August 16, 2026 at 06:51 UTC, a magnitude M5.5 earthquake occurred near East Nusa Tenggara (Indonesia). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The data is provided by USGS and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 526 earthquakes, the strongest at M6.0.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (47.8 km)
Regional average: 47.8 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

Estimated impact

Green No or minimal impact expected.
Estimated population exposed
IV 498'537

Ground shaking

IV
Light · Intensity (MMI) IV
Felt by many, no damage.

Tectonic context

Located on the Timor Plate.
Near the boundary Sunda ↔ Timor · about 4 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Ruteng72.5 kmSW41'533
Labuan Bajo106.4 kmSW188'724
Makassar348.5 kmNW1'474'393

GeoNames · CC BY 4.0

Volcanoes nearby

  • Ranakah
    Distance: 79 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inielika
    Distance: 99 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Sano, Wai
    Distance: 110 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Inierie
    Distance: 112 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia
  • Ebulobo
    Distance: 119 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Paluweh
    Distance: 131 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours94
First 24 hours94
First 72 hours94
Strongest subsequent eventM5.3
M4.42026-08-16 06:54:12 UTC9.2 kmSouth Sulawesi M3.92026-08-16 06:56:30 UTC52.7 kmKabupaten Manggarai Barat M3.72026-08-16 06:57:56 UTC16.2 kmSouth Sulawesi M4.12026-08-16 06:59:56 UTC35.8 kmEast Nusa Tenggara M3.72026-08-16 07:06:19 UTC79.3 kmEast Nusa Tenggara M4.12026-08-16 07:08:19 UTC8.5 kmSouth Sulawesi M3.82026-08-16 07:10:27 UTC102.7 kmEast Nusa Tenggara M2.72026-08-16 07:12:45 UTC39.8 kmKelurahan Wangkung M4.12026-08-16 07:15:23 UTC11.9 kmSouth Sulawesi M2.72026-08-16 07:20:18 UTC119.8 kmEast Nusa Tenggara M4.02026-08-16 07:24:30 UTC5.8 kmSouth Sulawesi M2.62026-08-16 07:30:59 UTC89.7 kmPapang

Comparison of seismic sources

5 sources currently report magnitudes from M5.2 to M5.8.

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

SourceMagnitudeDepthPosition difference
USGSM5.510.0 km0.0 km
GFZM5.510.0 km17.2 km
INGVM5.812.1 km12.1 km
RESIFM5.210.0 km16.1 km
EMSCM5.535.0 km14.3 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥4157
Earlier events M≥517
Compared since2025-01-18

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

Strongest earlier events

M7.72026-08-14 21:58:24 UTC81.0 kmEast Nusa Tenggara M6.32026-08-14 22:13:59 UTC70.7 kmSouth Sulawesi M6.22026-08-14 22:13:51 UTC58.3 kmKabupaten Manggarai Barat M5.62026-08-15 00:40:19 UTC98.9 kmEast Nusa Tenggara M5.42026-06-03 16:55:36 UTC61.2 kmFlores Region, 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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