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Indonesia · East Nusa Tenggara

M5.7 Earthquake near East Nusa Tenggara (Indonesia)

UTC time: 2026-08-17 00:46:45 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Magnitude
M5.7
Depth
35.6 km
Source
USGS

East Nusa Tenggara · East Nusa Tenggara

Country overview

Map

M5.7 Earthquake near East Nusa Tenggara (Indonesia) · 2026-08-17 — Map showing the location of the epicenter
M5.7 Earthquake near East Nusa Tenggara (Indonesia) · 2026-08-17 — Map showing the location of the epicenter

About this earthquake

On August 17, 2026 at 00:46 UTC, a magnitude M5.7 earthquake occurred near East Nusa Tenggara (Indonesia). With a focal depth of about 36 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The data is provided by USGS and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 41 earthquakes, the strongest at M6.0.

Details

ID
1b9e2f806af79a0271eb4a975775b99b0a65628c
Magnitude
M5.7
Depth
35.6 km
UTC time
2026-08-17 00:46:45 UTC
Local time
—
Country
Indonesia
State
East Nusa Tenggara
City
East Nusa Tenggara
Source
usgs
Coordinates
-8.51280, 121.47310
Temperature
26.2°C

Depth profile

Depth profile Depth: 35.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35.6 km
Shallow
35.6 km
35.6 km — close to the regional average (43.3 km)
Regional average: 43.3 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 717'485

Ground shaking

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

Tectonic context

Located on the Timor Plate.
Near the boundary Banda Sea ↔ Timor · about 55 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Ende42.2 kmSE87'269
Labuan Bajo174.4 kmW188'724
Makassar436.7 kmNW1'474'393

GeoNames · CC BY 4.0

Volcanoes nearby

  • Paluweh
    Distance: 34 km ·Stratovolcano ·Elevation: 875 m ·Last eruption: 2013 ·Indonesia
  • Ebulobo
    Distance: 46 km ·Stratovolcano ·Elevation: 2'096 m ·Last eruption: 1969 ·Indonesia
  • Iya
    Distance: 46 km ·Stratovolcano ·Elevation: 618 m ·Last eruption: 1969 ·Indonesia
  • Kelimutu
    Distance: 48 km ·Complex ·Elevation: 1'639 m ·Last eruption: 1968 ·Indonesia
  • Inielika
    Distance: 59 km ·Complex ·Elevation: 1'559 m ·Last eruption: 2001 ·Indonesia
  • Inierie
    Distance: 70 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • H. Hasan Aroeboesman (Ende) AirportIndonesia · ENE · WATE
    42.7 kmStraight-line distance
  • Frans Xavier Seda AirportIndonesia · MOF · WATC
    85.3 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Subsequent earthquakes nearby

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

First 6 hours99
First 24 hours366
First 72 hours1055
Strongest subsequent eventM5.7
M3.82026-08-17 00:50:50 UTC99.7 kmEast Nusa Tenggara M4.32026-08-17 00:53:01 UTC133.7 kmSouth Sulawesi M4.12026-08-17 00:54:45 UTC9.1 kmEast Nusa Tenggara M3.72026-08-17 01:03:35 UTC132.1 kmSouth Sulawesi M3.22026-08-17 01:05:29 UTC55.9 kmEast Nusa Tenggara M3.02026-08-17 01:06:32 UTC118.3 kmSouth Sulawesi M2.62026-08-17 01:10:55 UTC128.0 kmKABUPATEN MANGGARAI M2.92026-08-17 01:13:22 UTC47.8 kmNdoriwoy M3.02026-08-17 01:15:14 UTC59.5 kmEast Nusa Tenggara M3.12026-08-17 01:16:30 UTC34.0 kmEast Nusa Tenggara M3.22026-08-17 01:21:42 UTC7.5 kmEast Nusa Tenggara M3.32026-08-17 01:25:53 UTC106.1 kmEast Nusa Tenggara

Comparison of seismic sources

5 sources currently report magnitudes from M5.5 to M5.9.

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

SourceMagnitudeDepthPosition difference
RESIFM5.510.0 km20.7 km
GFZM5.910.0 km10.6 km
INGVM5.618.4 km21.9 km
EMSCM5.935.0 km9.1 km
USGSM5.735.6 km0.0 km

East Nusa Tenggara

Context for this earthquake

04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 1,846 Catalogue entries

Of 1,845 other entries for this area and period, 3 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥4158
Earlier events M≥522
Compared since2025-01-11

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 UTC20.0 kmEast Nusa Tenggara M6.32026-08-14 22:13:59 UTC138.6 kmSouth Sulawesi M6.22026-08-14 22:13:51 UTC140.8 kmKabupaten Manggarai Barat M5.82026-08-16 06:51:48 UTC107.1 kmEast Nusa Tenggara M5.62026-08-15 00:40:19 UTC1.5 kmEast Nusa Tenggara

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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