Mon, 11 Aug 2025, 21:00 1754946006 | BY: SEVERAL CONTRIBUTORS
Map of today’s active volcanoes
Satellite image of Krasheninnikov volcano on 10 Aug 2025
Satellite image of Ibu volcano on 11 Aug 2025
Satellite image of Lewotobi volcano on 10 Aug 2025
Satellite image of Lewotolo volcano on 11 Aug 2025
Satellite image of Dukono volcano on 11 Aug 2025
Satellite image of Sangay volcano on 11 Aug 2025
Krasheninnikov (Kamchatka, Russia): (11 Aug) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: VA IS NOT IDENTIFIABLE IN SATELLITE IMAGERY.
Klyuchevskoy (Kamchatka): Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report: VA EMISSIONS CONTINUE
Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA LAST REPORTED TO FL070 AT 10/1728Z OBS VA DTG:11/1740Z
Lewotobi (Flores): (11 Aug) 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 W REPORTED AT 10/2327Z EST VA DTG:11/2330Z to 7000 ft (2100 m)
Lewotolo (Lesser Sunda Islands): (11 Aug) Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 6000 ft (1800 m) altitude or flight level 060 and is moving at 15 kts in NW direction.
The full report is as follows: VA TO FL060 REPORTED FM GND AT 11/0605Z MOVING W to 6000 ft (1800 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 .
The full report is as follows: VA OBS AT 11/1340Z MOV NW OBS VA DTG:11/1340Z 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 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows: VA TO FL070 OBS AT 11/0934Z MOV E EST VA DTG:11/0940Z to 7000 ft (2100 m)
Shishaldin (Aleutian Islands, Alaska): Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report: VA NOT IDENTIFIABLE FM SATELLITE DATA.
Popocatépetl (Central Mexico): 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 and is moving at 5 kts in S direction.
The full report is as follows: ONGOING VA EMS to 21000 ft (6400 m)
Sangay (Ecuador): 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)
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 .
The full report is as follows: NEW VA EMS to 15000 ft (4600 m)
Volcano Activity Summary for 11 Aug 2025:Currently erupting:Bagana (Bougainville Island, Papua New Guinea): eruption continues with lava flows (updated 31 Jan 2025)
Barren Island (Indian Ocean): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Mar 2024)
Bezymianny (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 25 Apr 2025)
Bulusan (Luzon Island, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Apr 2025)
Canlaon (Central Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 13 May 2025)
Copahue (Chile/Argentina): Volcanic Ash Advisory (updated 21 Oct 2024)
Dukono (Halmahera): Volcanic Ash Advisory (updated 27 Jun 2025)
Ebeko (Paramushir Island): Smithsonian / USGS Weekly Volcanic Activity Report (updated 18 Jul 2024)
Erebus (Antarctica): active lava lake in summit crater (updated 8 Dec 2014)
Erta Ale (Danakil depression, Ethiopia): dramatic changes to both pit craters (updated 7 Aug 2025)
Etna (Sicily, Italy): Smithsonian / USGS Weekly Volcanic Activity Report (updated 2 Jun 2025)
Fuego (Guatemala): Smithsonian / USGS Weekly Volcanic Activity Report (updated 6 Jun 2025)
Home Reef (Tonga Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 18 Mar 2025)
Ibu (Halmahera, Indonesia): Volcanic Ash Advisory (updated 4 Feb 2025)
Iwo-jima (Volcano Islands): new submarine eruption (updated 21 Jul 2024)
Karymsky (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 1 Sep 2024)
Kilauea (Hawai’i): Smithsonian / USGS Weekly Volcanic Activity Report (updated 6 Aug 2025)
Kirishima (Kyushu): Volcanic Ash Advisory (updated 7 Jul 2025)
Klyuchevskoy (Kamchatka): Volcanic Ash Advisory (updated 6 Aug 2025)
Krakatau (Sunda Strait, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Dec 2023)
Krasheninnikov (Kamchatka, Russia): Volcanic Ash Advisory (updated 8 Aug 2025)
Lewotobi (Flores): Volcanic Ash Advisory (updated 2 Aug 2025)
Lewotolo (Lesser Sunda Islands): Volcanic Ash Advisory (updated 17 Jun 2025)
Marapi (Western Sumatra, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Jul 2025)
Masaya (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Oct 2019)
Merapi (Central Java, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Jan 2025)
Michael (South Sandwich Islands, UK): activity resumes; a thermal anomaly in the summit crater (updated 26 Oct 2023)
Nyamuragira (DRCongo): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Jul 2025)
Nyiragongo (DRCongo): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Apr 2024)
Poas (Costa Rica): Volcanic Ash Advisory (updated 25 Apr 2025)
Popocatépetl (Central Mexico): Volcanic Ash Advisory (updated 19 May 2025)
Reventador (Ecuador): Volcanic Ash Advisory (updated 24 Apr 2025)
Sabancaya (Peru): Volcanic Ash Advisory (updated 14 Feb 2023)
Sakurajima (Kyushu, Japan): Smithsonian / USGS Weekly Volcanic Activity Report (updated 2 Jun 2025)
Sangay (Ecuador): Volcanic Ash Advisory (updated 9 Jul 2024)
Santiaguito (Guatemala): Volcanic Ash Advisory (updated 23 Oct 2024)
Semeru (East Java, Indonesia): Volcanic Ash Advisory (updated 9 Jul 2025)
Shiveluch (Kamchatka): Smithsonian / USGS Weekly Volcanic Activity Report (updated 3 Jan 2025)
Stromboli (Eolian Islands, Italy): Smithsonian / USGS Weekly Volcanic Activity Report (updated 10 Feb 2025)
Suwanose-jima (Ryukyu Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 12 Jan 2024)
Svartsengi (Reykjanes peninsula, SW Iceland): Smithsonian / USGS Weekly Volcanic Activity Report (updated 16 Jul 2025)
Tinakula (Santa Cruz Islands, Solomon Islands): eruption continues with lava flows from summit vent (updated 22 Mar 2024)
Yasur (Tanna Island, Vanuatu): Smithsonian / USGS Weekly Volcanic Activity Report (updated 12 Oct 2023)
Eruption warning / minor activity:Agung (Bali): Volcanic Ash Advisory (updated 18 Dec 2022)
Alaid (Atlasov Island, Northern Kuriles): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Jan 2023)
Aoba (Vanuatu): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Oct 2023)
Bardarbunga (Central Iceland): Smithsonian / USGS Weekly Volcanic Activity Report (updated 14 Jan 2025)
Callaqui (Central Chile and Argentina): Volcanic Ash Advisory (updated 28 Jan 2022)
Concepción (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 18 May 2024)
Cotopaxi (Ecuador): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Nov 2023)
Dempo (Sumatra): Volcanic Ash Advisory (updated 23 Nov 2024)
Dofen (Ethiopia): strong steam and mud eruptions from new vent (updated 5 Jan 2025)
Fantale (Ethiopia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Dec 2024)
Gamalama (Halmahera): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Jan 2024)
Great Sitkin (United States, Aleutian Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Sep 2023)
Hekla (Iceland): Volcanic Ash Advisory (updated 16 Nov 2021)
Karangetang (Siau Island, Sangihe Islands, Indonesia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Aug 2024)
Katmai (Alaska Peninsula, USA): Volcanic Ash Advisory (updated 12 Nov 2023)
Kerinci (Sumatra): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Oct 2023)
Kikai (Ryukyu Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 31 Oct 2020)
Korovin (Andreanof Islands, Aleutian Islands): Volcanic Ash Advisory (updated 4 Dec 2020)
Laguna del Maule (Central Chile): Volcanic Ash Advisory (updated 13 Oct 2023)
Langila (New Britain, Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 5 Nov 2023)
Manam (Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Feb 2024)
Matthew Island (France, Southwestern Pacific Ocean): Smithsonian / USGS Weekly Volcanic Activity Report (updated 17 Jul 2024)
Mayon (Luzon Island, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 4 Feb 2024)
Nevado del Ruiz (Colombia): Volcanic Ash Advisory (updated 4 Jan 2024)
Nishino-shima (Volcano Islands, Japan): new aerial images (updated 6 Nov 2024)
Ol Doinyo Lengai (Tanzania): effusion of natrocarbonatite lava inside the pit crater in the northern main crater (updated 27 Aug 2021)
Planchón-Peteroa (Central Chile and Argentina): Smithsonian / USGS Weekly Volcanic Activity Report (updated 27 Feb 2020)
Puracé (Colombia): Smithsonian / USGS Weekly Volcanic Activity Report (updated 22 Jan 2025)
Puyehue-Cordón Caulle (Central Chile and Argentina): Volcanic Ash Advisory (updated 29 Apr 2024)
Raung (East Java): Smithsonian / USGS Weekly Volcanic Activity Report (updated 24 Dec 2024)
Rincón de la Vieja (Costa Rica): Smithsonian / USGS Weekly Volcanic Activity Report (updated 29 Oct 2023)
Ruang (Sangihe Islands, Indonesia): significant changes to crater detected from satellite (updated 11 Sep 2024)
San Cristobal (Nicaragua): Smithsonian / USGS Weekly Volcanic Activity Report (updated 9 Jun 2024)
Seulawah Agam (Sumatra, Indonesia): Volcanic Ash Advisory (updated 16 Nov 2024)
Shishaldin (Aleutian Islands, Alaska): Volcanic Ash Advisory (updated 30 Aug 2024)
Taal (Luzon, Philippines): Smithsonian / USGS Weekly Volcanic Activity Report (updated 3 Dec 2024)
Telica (Nicaragua): Volcanic Ash Advisory (updated 15 Jan 2025)
Tofua (Tonga Islands): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Apr 2024)
Ubinas (Peru): Smithsonian / USGS Weekly Volcanic Activity Report (updated 19 Nov 2023)
Ulawun (New Britain, Papua New Guinea): Smithsonian / USGS Weekly Volcanic Activity Report (updated 30 Nov 2023)
Villarrica (Central Chile): Smithsonian / USGS Weekly Volcanic Activity Report (updated 28 Dec 2024)