Magnitude 4.9 earthquake strikes 133 km SW of Kotabumi, Indonesia

A magnitude 4.9 earthquake struck 133 km southwest of Kotabumi, Indonesia, on Friday, July 24, 2026, at 17:28:05 GMT. The seismic event occurred at a depth of 58.802 km.

The earthquake's epicenter was located at coordinates -5.5376 latitude and 103.9042 longitude. The U.S. Geological Survey (USGS) routinely monitors and reports on earthquake activity around the globe, providing data such as magnitude, location, depth, and time of occurrence.

Earthquake magnitudes, like the 4.9 reported for this event, are determined by the USGS using seismographs that record ground motion. These measurements help scientists characterize the energy released by the seismic activity.