A magnitude 5.1 earthquake struck 39 km NNW of Ruteng, Indonesia at 2026-08-15 10:31:30 UTC, according to the U.S. Geological Survey.

The USGS automatically detects and locates seismic events worldwide; magnitude and location can be revised as more data arrives. Felt-report and shaking-intensity data are available on the USGS event page.

Source: U.S. Geological Survey. Factual summary of a public release; not financial advice.

AI-assisted report. Disclosed per Moondial News integrity policy.