Magnitude 4.7 earthquake strikes 173 km W of Fakfak, Indonesia

A magnitude 4.7 earthquake struck off the coast of Indonesia early Monday, July 20, 2026, at 00:27:46.747 UTC. The United States Geological Survey (USGS), which monitors and reports on seismic activity worldwide, located the tremor 173 kilometers west of Fakfak.

The earthquake occurred at a shallow depth of 10 kilometers beneath the earth's surface. Its precise coordinates were recorded as -3.2283 degrees latitude and 130.771 degrees longitude. The magnitude scale, developed by Charles F. Richter, is a quantitative measure of the size of an earthquake at its source, as determined by seismographs.