Satellite image of Semeru volcano on 15 May 2026Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:FVAU02 at 11:00 UTC, 15/05/26 from ADRMVA ADVISORYDTG: 20260515/1100ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/551INFO SOURCE: HIMAWARI-9, CVGHMERUPTION…
Renewed urgency at Kilauea, now at Watch with Aviation ORANGE, stood out on a day filled with steady eruptions and unrest. Guatemala's Fuego produced frequent explosions with ashfall, while Mayon's lava flows remained kilometers long amid tremor; Indonesia's Semeru logged…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 14 May 2026 (local). The alert level remained at "Level 2 - Alert" (on a 4-level scale). Source: Center…
The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Fuego between 13 May 2026 (local) and 14 May 2026 (local). There were explosions reported, occurring at a rate of up to 12 per…
The Observatorio Argentino de Vigilancia Volcánica (OAVV) reported that the eruption continued at Great Sitkin between 13 May 2026 (local) and 14 May 2026 (local). Lava continued to slowly erupt in the summit crater. There were seismically detected rockfalls. The…
The United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO) reported that the eruption continued at Kilauea between 13 May 2026 (local) and 14 May 2026 (local). The alert level was raised to "Watch" (level 3 on a 4-level scale)…
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Kanlaon on 14 May 2026 (local). Plume(s) were reported. Volcanic seismicity was recorded 17 times. Ground deformation monitoring indicated that a gradual rate of inflation has…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Lewotobi (Laki-Laki) on 14 May 2026 (local). Gas and vapor plume(s) rose to a maximum of 100 m (328 ft) above…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Lewotolok on 14 May 2026 (local). Gas and vapor plume(s) rose to a maximum of 100 m (328 ft) above the…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Marapi on 14 May 2026 (local). Ash plume(s) rose to a maximum of 100 m (328 ft) above the vent. Gas…
The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Mayon on 14 May 2026 (local). Lava effusion continued from the summit crater. As of 14 May, lava flow lengths remained at 3.8 km in the…
The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Merapi on 14 May 2026 (local). Gas and vapor plume(s) rose to a maximum of 150 m (492 ft) above the…
The Centro Nacional de Prevención de Desastres (CENAPRED) reported that the eruption continued at Popocatépetl between 13 May 2026 (local) and 14 May 2026 (local). Ash, gas, and vapor plume(s) were reported. The alert level remained at "Yellow Alert -…
The Observatorio Vulcanológico y Sismológico de Costa Rica - Universidad Nacional (OVSICORI-UNA) reported that the eruption continued at Poás between 13 May 2026 (local) and 14 May 2026 (local). The alert level remained at "Level 2 - Warning" (on a…
The Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) reported that the eruption continued at Sabancaya between 13 May 2026 (local) and 14 May 2026 (local). Ash, gas, and vapor plume(s) rose to a maximum of 2,000 m (6,562…
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