Map of today's active volcanoesShiveluch (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 29000 ft (8800 m) altitude or flight level 290 and is moving at 30 kts in E direction.The full report is as follows: POSS ERUPTION OBS AT 20260331/1230Z FL290 EXTD E OBS VA DTG:31/1320Z to 29000 ft (8800 m)Mayon (Luzon Island, Philippines): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20260331/1903Z FL100 EXTD WNW REPORTED OBS VA DTG:31/1910ZIbu (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 OBS AT 31/1040Z MOV NE EST VA DTG:31/1040Z to 7000 ft (2100 m)Semeru (East Java, Indonesia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 05 kts in SW direction.The full report is as follows: VA TO FL150 OBS AT 31/0310Z EST VA DTG:31/1510Z to 15000 ft (4600 m)Dukono (Halmahera): (31 Mar) 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 and is moving at 05 kts in SE direction.The full report is as follows: VA TO FL070 OBS EXT SE AT 31/0510Z OBS VA DTG:31/0510Z to 7000 ft (2100 m)Fuego (Guatemala): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: OCNL VA EMSSangay (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 22000 ft (6700 m) altitude or flight level 220 .The full report is as follows: VA EMS LKLY to 22000 ft (6700 m)Reventador (Ecuador): 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 and is moving at 10 kts in SE direction.The full report is as follows: NEW VA EMS to 15000 ft (4600 m)Sabancaya (Peru): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 25000 ft (7600 m) altitude or flight level 250 and is moving at 10 kts in S direction.The full report is as follows: SPORADIC PUFFS to 25000 ft (7600 m)