Map of today's active volcanoesSakurajima (Kyushu, Japan): (6 Jun) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: VA AT 20250606/0430Z 2NM N OF HKC FL050 EXTD N-NE REPORTEDSuwanose-jima (Ryukyu Islands): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20250606/1946Z FL060 EXTD E OBS VA DTG:06/1940ZRaung (East Java): (6 Jun) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin 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 NW direction.The full report is as follows: CONTINUOUS ERUPTION WITH VA TO FL200 MOV NW to 20000 ft (6100 m)Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA ERUPTION REPORTED AT 06/1550Z MOV NE EST VA DTG:06/1540ZSemeru (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 .The full report is as follows: VA TO FL150 REPORTED AT 06/1640Z MOV NW EST VA DTG:06/1710Z to 15000 ft (4600 m)Kilauea (Hawai'i): (6 Jun) Our friend volcanologist Bastian Steinke sent us a stunning image of the most recent eruptiveepisode at the volcano. It shows a large lava fountain from the north vent, more than 1,000 ft (300 m) tall, feeding multiple lava flows covering the floor of the Halema'uma'u crater.Popocatépetl (Central Mexico): (6 Jun) 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: CONS VA EMS to 20000 ft (6100 m)Fuego (Guatemala): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: PSBL VA EMS...6 Jun:The elevated activity at the volcano continues.Multiple moderate-to-strong pyroclastic flows have occurred from the summit, racing down over several chutes. Collapsing parts of the lava flow in combination with debris material reached length of at least 7 km. Block-and-ash flows created copious ash plumes as it descended the flanks. Ash emissions have propagated towards the west, northwest and southwest. ... [read more] ... [show less] Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología volcano activity update 6 June 2025#Fuego Pyroclastic flow https://t.co/NfvVyb2pxH pic.twitter.com/5zhFgy6BTP— Artanis (@Artanis041) June 5, 2025 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: NEW VA EMS. to 21000 ft (6400 m)Sangay (Ecuador): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: POSSIBLE ONGOING VA EMS.Reventador (Ecuador): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 14000 ft (4300 m) altitude or flight level 140 .The full report is as follows: ONGOING VA EMS to 14000 ft (4300 m)Volcano Activity Summary for 6 Jun 2025: