Moderate magnitude 4.6 earthquake 9 km northwest of Lahewa, Indonesia

A magnitude 4.6 earthquake near Lahewa, North Nias Regency, North Sumatra, Indonesia, was reported only 6 minutes ago by Indonesia's Meteorology, Climatology, and Geophysical Agency, considered the main national agency that monitors seismic activity in Indonesia. The earthquake occurred at a shallow depth of 13. km beneath the epicenter early morning on Saturday, January 31st, 2026, at 3:47 am local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Our monitoring service identified a second report from the citizen-seismograph network of RaspberryShake which listed the quake at magnitude 4.6 as well.
Based on the preliminary seismic data, the quake was probably felt by many people in the area of the epicenter. It should not have caused significant damage, other than objects falling from shelves, broken windows, etc.
In Lahewa (pop. 24,500) located 9 km from the epicenter, the quake should have been felt as light shaking.
Weak shaking might have been felt in Gunungsitoli (pop. 136,700) located 60 km from the epicenter.
VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you’re in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.

Earthquake data:
Date & time: Jan 31, 2026 03:47 am (GMT +7) local time (30 Jan 2026 20:47 GMT)
Magnitude: 4.6
Depth: 13.00 km
Epicenter latitude / longitude: 1.44°N / 97.1°E (North Nias Regency, North Sumatra, Indonesia)
Primary data source: BMKG
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