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4.7MAG

LIGHT EARTHQUAKE

46 km N of Ruteng, Manggarai

BMKG2 SOURCESFELT

A magnitude 4.7 earthquake struck 46 km N of Ruteng, Manggarai on 18 Sept 2026, 12:20 UTC. The hypocentre was 8 km below the surface — shallow by seismological convention. Shaking was reported in Manggarai Regency and Manggarai Barat Regency. The figures have been revised 1 time since the first report. 145 other earthquakes above our reporting threshold have been recorded within 250 km in the past 30 days.

Depth
8 km

shallow · at sea

Latitude
8.20°S

120.50°E longitude

Time
12:20 UTC

18 Sept 2026

Magnitude
M4.7

moment magnitude

REPORTED SHAKING (MMI SCALE)

III–IVManggarai Regency, II Manggarai Barat Regencyweak to light shaking

EPICENTRE

SEA

SHAKEMAP (BMKG)

BMKG shakemap for the M4.7 earthquake near Ruteng, ManggaraiView the official report

MAGNITUDE 4.7

Noticeable shaking of indoor objects. Damage is unlikely.

The scale is logarithmic: this released about 350 times the energy of a magnitude 3.0, roughly the energy of 169 tonnes of TNT.

8 KM DEEP

Shallow earthquakes release their energy close to the surface, so they are felt more strongly, and do more damage, than deeper earthquakes of the same magnitude.

NEARBY IN THE PAST 30 DAYS

145 earthquakes above our reporting threshold within 250 km of this one, the largest a magnitude 5.8.

OTHER RECENT EARTHQUAKES

M4.7 earthquake — Ruteng, Manggarai · Quakewire