Indonesia’s Geological Agency raised Anak Krakatau alert from Level II (Waspada) to Level III (Siaga) at 16:30 WIB (09:30 UTC) on July 2, 2026, after an eruption at 14:05 WIB (07:05 UTC) sent a dense gray-to-black ash plume about 200 m (656 feet) above the summit. The agency set a 3 km (1.9 miles) exclusion zone around the active crater.
A strong earthquake registered by the USGS as M6.2 hit Halmahera, Indonesia, at 02:31 UTC on July 3, 2026. The agency is reporting a depth of 121 km (75 miles). EMSC is reporting the same depth and magnitude.
A strong and shallow earthquake registered by the USGS as M6.7 hit 43 km ESE of Palu, Indonesia, at 03:27 UTC on June 16, 2026. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.
A strong earthquake registered by the USGS as M6.2 struck the Banda Sea, Indonesia, at 17:53 UTC on May 14, 2026. The agency is reporting a depth of 146 km (91 miles). EMSC is reporting M6.2 at a depth of 146 km (91 miles) while BMKG reports M6.7 at a depth of 163 km (102 miles).
Indonesia’s Center for Volcanology and Geological Hazard Mitigation (PVMBG) raised the alert level for Lewotobi Laki-laki in East Flores, East Nusa Tenggara, from Level II to Level III at 13:00 WITA (05:00 UTC) on May 12, 2026. The decision followed increased deep volcanic earthquakes, persistent non-harmonic tremor, inflation, and surface activity from May 1 to 11. Residents and tourists were told to avoid activity within a 5 km (3.1 miles) radius of the eruption center.
Indonesia’s North Halmahera government permanently closed climbing access to Mount Dukono after 3 climbers were found dead following the May 8, 2026, eruption on Halmahera Island, North Maluku. BNPB said the area had already been under a total climbing closure since April 17, before the closure was reinforced through a May 8 Regent decision barring operators, managers, and climbing-service providers from issuing permits.
Local police said three hikers died after Dukono volcano erupted on Halmahera Island, North Maluku, Indonesia, at 07:41 WIT (22:41 UTC on May 7) on May 8, 2026, sending volcanic ash about 10 km (6.2 miles) above the summit. Rescue teams evacuated 17 hikers while the search for three others continued.
At least 28 homes and a vehicle were damaged after a tornado struck the Harjowinangun and Kebsonsari villages in Central Java, Indonesia, on May 2, 2026.
Mount Dempo in South Sumatra, Indonesia, erupted at 04:45 UTC on April 15, 2026, sending volcanic ash as high as 7.6 km (25 000 feet) above sea level and prompting Indonesia’s volcano agency to raise the Aviation Color Code to Red. The eruption follows a phreatic blast on April 7 and inflation detected from April 2.
A major earthquake registered by the USGS as M7.4 hit the Molucca Sea, Indonesia, at 22:48 UTC on April 1, 2026. The agency is reporting a depth of 35 km (22 miles). EMSC is reporting the same magnitude and depth. According to the Pacific Tsunami Warning Center (PTWC), tsunami waves up to 0.65 m (2.1 feet) were observed at Kema, Sulawesi.
