Overview
- GFZ and Indonesia’s BMKG confirmed a magnitude 5.8 earthquake at 18:06 GMT with an epicenter at 9.09°S, 111.17°E and a depth of about 10 km.
- Early assessments reported no major collapses or fatalities, with shaking felt across parts of Java including Yogyakarta and Surabaya.
- A 4.5 magnitude tremor near Modisi in North Sulawesi occurred hours earlier at 11:46 pm local time, recorded at roughly 9 km depth.
- No tsunami warning was issued, and disaster agencies are continuing checks while advising caution in vulnerable terrain.
- Recent Mount Semeru activity has produced ash that is complicating local air operations, adding complexity to response efforts.