Seismic activity on Sept. 21: Earthquake near Luwuk, Indonesia recorded – magnitude 5.0

Published Sep 21, 2026

BANGGAI REGENCY, Central Sulawesi — A 5.0 magnitude quake occurred near Luwuk on Monday afternoon, the U.S. Geological Survey reported.

A tremor shook the area at 07:31 UTC (15:31 local time). The earthquake’s epicenter was approximately 34 km west-northwest of Luwuk and occurred at a depth of 10 km.

Did you feel it?

If you felt the quake, you can share your observations using the USGS Felt Report form.

Source: The U.S. Geological Survey