Map of today's active volcanoesSvartsengi (Reykjanes peninsula, SW Iceland): (29 Jul) The eruption continues.Lava flows, pouring out from the cinder cone, remain active towards the east and southeast, making the lava flow field. Some activity is being observed on the north at the edges.The spatter cone continues to be formed as molten material accumulates during constant spattering.Kirishima (Kyushu): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ACTIVITY CONT. VA AT 20250729/1800Z FL050 EXTD W OBS VA DTG:29/1800ZSakurajima (Kyushu, Japan): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: EXPLODED AT 20250729/1629Z OVER FL060 EXTD NW OBS VA DTG:29/1630ZIbu (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 and is moving at 10 kts in W direction.The full report is as follows: VA TO FL070 LAST REPORTED AT 29/1428Z EST VA DTG:29/1640Z 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 SE direction.The full report is as follows: VA TO FL150 OBS AT 29/1700Z OBS VA DTG:29/1700Z to 15000 ft (4600 m)Dukono (Halmahera): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 10000 ft (3000 m) altitude or flight level 100 and is moving at 10 kts in W direction.The full report is as follows: VA TO FL100 LAST REPORTED AT 29/0804Z EST VA DTG:29/1120Z to 10000 ft (3000 m)Popocatépetl (Central Mexico): (28 Jul) 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 .The full report is as follows: OCNL VA EMS to 20000 ft (6100 m)Nevado del Ruiz (Colombia): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 .The full report is as follows: VA EMS SEEN IN SAT to 21000 ft (6400 m)Sangay (Ecuador): (28 Jul) Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS OBSReventador (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA NOT SEEN IN SATThe spatter cone from which the lava emanates toward the east and southeast (image: Artanis/x.com)