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Indonesia · West Nusa Tenggara

M2.9 Earthquake near Oi Bura Tambora, West Nusa Tenggara (Indonesia)

UTC time: 2026-07-30 07:40:59 UTC Local time: —
Magnitude
M2.9
Depth
21.0 km
Source
EMSC

West Nusa Tenggara · Oi Bura Tambora

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About this earthquake

On July 30, 2026 at 07:40 UTC, a magnitude M2.9 earthquake occurred near Oi Bura Tambora, West Nusa Tenggara (Indonesia). The hypocenter lay relatively close to the surface at around 21 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. Indonesia: 43 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

ID
746e6ead4aabb40d01229c2717c1fc7cecf31478
Magnitude
M2.9
Depth
21.0 km
UTC time
2026-07-30 07:40:59 UTC
Local time
—
Country
Indonesia
State
West Nusa Tenggara
City
Oi Bura Tambora
Village
Oi Bura Tambora
Source
emsc
Coordinates
-8.15000, 117.81000
Temperature
28.2°C

Depth profile

Depth profile Depth: 21 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 21 km
Shallow
21 km
21 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

  • Tambora
    Distance: 24 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Sangeang Api
    Distance: 139 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Rinjani
    Distance: 150 km ·Stratovolcano ·Elevation: 3'726 m ·Last eruption: 2016 ·Indonesia
  • Sano, Wai
    Distance: 250 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Agung
    Distance: 254 km ·Stratovolcano ·Elevation: 2'997 m ·Last eruption: 2022 ·Indonesia
  • Batur
    Distance: 268 km ·Caldera ·Elevation: 1'711 m ·Last eruption: 2000 ·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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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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