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Indonesia · West Nusa Tenggara

M2.9 Earthquake near Poto Tano, West Nusa Tenggara (Indonesia)

UTC time: 2026-08-02 18:38:16 UTC Local time: —
Magnitude
M2.9
Depth
19.0 km
Source
EMSC

West Nusa Tenggara · Poto Tano

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About this earthquake

On August 2, 2026 at 18:38 UTC, a magnitude M2.9 earthquake occurred near Poto Tano, West Nusa Tenggara (Indonesia). With a focal depth of about 19 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: over the past 24 hours, QuakeMap24 logged 46 earthquakes, the strongest at M5.0.

Details

ID
ce1ce39577b3ef1fb902f322c8c0c76d896aa53e
Magnitude
M2.9
Depth
19.0 km
UTC time
2026-08-02 18:38:16 UTC
Local time
—
Country
Indonesia
State
West Nusa Tenggara
City
Poto Tano
County
Sumbawa Barat
Village
Poto Tano
Source
emsc
Coordinates
-8.53000, 116.86000
Temperature
23.7°C

Depth profile

Depth profile Depth: 19 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19 km
Shallow
19 km
19 km — shallower than the regional average (43.4 km)
Regional average: 43.4 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

  • Rinjani
    Distance: 45 km ·Stratovolcano ·Elevation: 3'726 m ·Last eruption: 2016 ·Indonesia
  • Tambora
    Distance: 129 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Agung
    Distance: 150 km ·Stratovolcano ·Elevation: 2'997 m ·Last eruption: 2022 ·Indonesia
  • Batur
    Distance: 166 km ·Caldera ·Elevation: 1'711 m ·Last eruption: 2000 ·Indonesia
  • Buyan-Bratan
    Distance: 192 km ·Caldera ·Elevation: 2'244 m ·Indonesia
  • Sangeang Api
    Distance: 246 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia

West Nusa Tenggara

Context for this earthquake

25 Sep 2025 – 25 Sep 2026 · M ≥ 2.0 · 235 Catalogue entries

Of 234 other entries for this area and period, 57 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Indonesia

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Country statistics · Indonesia

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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