Back to map
M5.1 Depth: 130.0 km

M5.1 Earthquake near Riwo, Nusa Tenggara Barat (Indonesia)

UTC time: 2026-01-28 18:30:16 UTC Local time: —

About this earthquake

A magnitude M5.1 earthquake was recorded near Riwo, Nusa Tenggara Barat (Indonesia) on January 28, 2026 at 18:30 UTC. At around 130 km, the focal depth places this among intermediate-depth events. Events of this size can cause damage near the epicenter.

The event was recorded by ISC. Indonesia: over the past 24 hours, QuakeMap24 logged 68 earthquakes, the strongest at M4.7.

Details

Magnitude
M5.1
Depth
130.0 km
UTC time
2026-01-28 18:30:16 UTC
Local time
—
Country
Indonesia
State
Nusa Tenggara Barat
City
Riwo
Village
Riwo
Source
isc
Coordinates
-8.66200, 118.36000
Temperature
24.0°C

Map

Depth profile

Depth profile Depth: 130 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 130 km
Intermediate
130 km
Why depth matters

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

Depth classes per USGS

Nearby population centers

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

PlaceDistanceDirectionPopulation
Dompu18.0 kmNE54'987
Bima46.1 kmNE165'113
Denpasar345.5 kmW670'210

GeoNames · CC BY 4.0

Volcanoes nearby

  • Tambora
    Distance: 61 km ·Stratovolcano ·Elevation: 2'850 m ·Last eruption: 1967 ·Indonesia
  • Sangeang Api
    Distance: 93 km ·Complex ·Elevation: 1'912 m ·Last eruption: 2022 ·Indonesia
  • Sano, Wai
    Distance: 181 km ·Caldera ·Elevation: 1'319 m ·Indonesia
  • Rinjani
    Distance: 210 km ·Stratovolcano ·Elevation: 3'726 m ·Last eruption: 2016 ·Indonesia
  • Ranakah
    Distance: 239 km ·Lava dome(s) ·Elevation: 2'288 m ·Last eruption: 1991 ·Indonesia
  • Inierie
    Distance: 286 km ·Stratovolcano ·Elevation: 2'245 m ·Last eruption: -8050 ·Indonesia

Sources: Smithsonian GVP & USGS

Subsequent earthquakes nearby

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

First 6 hours1
First 24 hours5
First 72 hours16
Strongest subsequent eventM4.9
M2.62026-01-28 19:40:36 UTC18.9 kmWoro M2.62026-01-29 02:10:46 UTC107.2 kmSulawesi Selatan M2.52026-01-29 07:04:16 UTC132.5 kmSulawesi Selatan M2.52026-01-29 10:48:09 UTC137.3 kmSulawesi Selatan M2.52026-01-29 14:24:35 UTC80.0 kmKawinda Nae M3.02026-01-29 22:32:00 UTC110.4 kmKelurahan Maliti M2.72026-01-30 04:05:22 UTC64.2 kmKaowa M2.52026-01-30 07:48:47 UTC117.6 kmSulawesi Selatan M2.72026-01-30 09:04:15 UTC8.0 kmMbawi M2.52026-01-30 10:48:33 UTC83.4 kmNusa Tenggara Timur M2.52026-01-30 15:27:53 UTC114.3 kmSulawesi Selatan M2.52026-01-30 20:11:15 UTC105.2 kmSulawesi Selatan

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#2
Earlier events M≥461
Earlier events M≥55
Compared since2025-01-03

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

Strongest earlier events

M5.22025-07-06 22:38:04 UTC15.4 kmSumbawa Region, Indonesia M5.12025-07-06 22:38:03 UTC15.2 km M5.02025-07-22 08:40:13 UTC116.4 km M5.02025-07-22 08:40:11 UTC117.3 km81 km NNE of Bima, Indonesia M5.02025-01-07 17:52:21 UTC115.3 km38 km NNW of Komodo, 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.

Share