Map of today's active volcanoesSakurajima (Kyushu, Japan): (10 Dec) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20251210/0114Z OVER FL070 EXTD S OBS VA DTG:10/0110ZIbu (Halmahera, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .The full report is as follows: VA TO FL070 MOV S LAST REPORTED AT 10/1536Z to 7000 ft (2100 m)Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA ERUPTION LAST REPORTED FROM GROUND 10/0912ZWhite Island (New Zealand): (10 Dec) Volcanic Ash Advisory Center Wellington (VAAC) issued the following report: LOW LEVEL VA REPORTED AT 10/0155Z AND 10/0002ZPopocatépetl (Central Mexico): (10 Dec) Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS HAS DISPSantiaguito (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows: LGT VA EMS to 15000 ft (4600 m)Fuego (Guatemala): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 .The full report is as follows: FRQNT VA EM to 15000 ft (4600 m)Nevado del Ruiz (Colombia): (9 Dec) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 20000 ft (6100 m) altitude or flight level 200 and is moving at 10 kts in SW direction.The full report is as follows: NEW VA EMS RPRTD to 20000 ft (6100 m)Puracé (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VONA RPTD VA EMSSangay (Ecuador): (10 Dec) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 19000 ft (5800 m) altitude or flight level 190 and is moving at 5 kts in E direction.The full report is as follows: CONT VA EMS PSBL to 19000 ft (5800 m)Reventador (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: PSBL VA EMSVolcano Activity Summary for 10 Dec 2025: