Moderate magnitude 4.9 earthquake reported 77 km northeast of Luwuk, Indonesia

A magnitude 4.9 earthquake near Luwuk, Banggai Regency, Sulawesi Tengah, Indonesia, was reported only 11 minutes ago by Indonesia's Meteorology, Climatology, and Geophysical Agency, considered the main national agency monitoring seismic activity in Indonesia. The earthquake occurred at a shallow depth of 10. km beneath the epicenter on Thursday morning, October 1st, 2026, at 9:31 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 the data and refine their calculations, or as other agencies issue their reports.
Our monitoring service identified a second report from the RaspberryShake citizen-seismograph network, which also listed the quake at magnitude 4.9.
Based on the preliminary seismic data, the quake should not have caused any significant damage but was probably felt by many people as light vibration in the area of the epicenter.
Weak shaking might have been felt in Luwuk (pop. 47,800), located 77 km from the epicenter.
VolcanoDiscovery will automatically update the magnitude and depth if these change and follow up if other significant news about the quake becomes 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: Oct 1, 2026 01:31 am (Universal Time) local time (1 Oct 2026 01:31 GMT)
Magnitude: 4.7
Hypocenter depth: 10.00 km
Epicenter coordinates: 0.78°S / 123.38°E (Kabupaten Banggai, Sulawesi Tengah, Indonesia)
Primary data source: BMKG
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