Map of today's active volcanoesSakurajima (Kyushu, Japan): An eruption was reported at Sakurajima at 15:38 UTC on 23 September 2026, but no volcanic ash cloud was identifiable in satellite data as of 15:40 UTC. No further advisories are planned unless ash is detected.Original VAAC bulletin: no ash plume observed as of 23 Sep 2026, 15:40 UTCMayon (Luzon Island, Philippines): (23 Sep) An eruption was reported at Mayon at 02:12 UTC on 23 September 2026, but the ash cloud height was unknown as of the latest observation at 02:20 UTC. No volcanic ash was identifiable from satellite data.Original VAAC bulletin: ash plume height unknown as of 23 Sep 2026, 02:20 UTCLewotolo (Lesser Sunda Islands): (22 Sep) Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.Original VAAC bulletin: ash plume to 7,000 ft (2,100 m) as of Sep 22, 22:30 UTCSemeru (East Java, Indonesia): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.Original VAAC bulletin: ash plume to 15,000 ft (4,600 m) as of Sep 23, 17:22 UTCPopocatépetl (Central Mexico): Possible continuous volcanic ash emissions are reported for Popocatépetl, with ash forecast to move northwest at 15 knots. Ash was not observed due to weather clouds; no ash is expected after 24 September 03:30 UTC.Original VAAC bulletin: Popocatépetl Volcanic Ash AdvisorySantiaguito (Guatemala): Possible volcanic ash emissions were observed at Santiaguito, but no ash plume height was reported as of the latest advisory. Light ash emissions were seen on webcam, with movement forecast to the southwest through 23 September 2026, 20:00 UTC.Original VAAC bulletin: Santiaguito Volcanic Ash AdvisoryFuego (Guatemala): Continuous volcanic ash emissions were reported at Fuego, with ash moving west at 5 knots as of 23 September 2026, 15:20 UTC. Ash was observed in webcam images but not detected in satellite imagery; forecasts indicate continued movement to the west and west-northwest.Original VAAC bulletin: Fuego Volcanic Ash AdvisoryPuracé (Colombia): (23 Sep) The Volcanic Ash Advisory Center (VAAC) Washington issued the following bulletin.Original VAAC bulletin: PSBL VA EMS.Sangay (Ecuador): Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 22000 ft (6700 m), or flight level 220, and moving at 20 kts in W direction.Original VAAC bulletin: ash plume to 22,000 ft (6,700 m) as of Sep 23, 16:10 UTCReventador (Ecuador): Possible volcanic ash emissions from Reventador were reported, but no ash was observed in satellite imagery as of the latest advisory. Forecasts indicate possible ash movement west from the summit at 10 knots through the next 12 hours.Original VAAC bulletin: Reventador Volcanic Ash AdvisoryVolcano Activity Summary for 23 Sep 2026: