M5.2 Earthquake — 28 km S of Cilacap, Indonesia

Measurements

Measured by

Earthquake data courtesy of the U.S. Geological Survey

This is a scientific measurement of an event that has already happened. It is not a warning, and it does not tell you what to do.

Not rated by source. US Geological Survey does not publish a severity for this; the level shown is our own classification.

Also reported by: EMSC

This event as JSON · API and licence

Source updated 45 days ago (Sep 4, 2026 06:59 UTC) · we last heard from US Geological Survey 48 seconds ago

What USGS has published since this earthquake

Reports of the shaking

USGS received 5 "Did You Feel It?" reports; the strongest shaking reported was intensity IV (light).

From the U.S. Geological Survey. The USGS event page has the maps and everything USGS has published for this earthquake.

Official authorities in Indonesia

If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.

• BNPB — National Disaster Management Agency
• BMKG — Meteorology, Climatology and Geophysics Agency

General safety information

No authority has issued instructions for this event. The guidance below is general background reading, not a response to it.

Drop, Cover, and Hold On — what to do before, during and after an earthquake, plus emergency kit and family plan checklists.