Map of today's active volcanoesAsama (Honshu): The Japan Meteorological Agency (JMA) reported that unrest continued at Asamayama between 25 August 2025 (local) and 29 August 2025 (local). The alert level at Asamayama remained at "Level 2 - Restriction on proximity to the crater" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Restriction on proximity to the crater" (on a 5-level scale)Kirishima (Kyushu): The Japan Meteorological Agency (JMA) reported that the eruption continued at Kirishimayama between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Kirishimayama remained at "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale)Kikai (Ryukyu Islands): The Japan Meteorological Agency (JMA) reported that unrest continued at Kikai between 25 August 2025 (local) and 29 August 2025 (local). The alert level at Kikai remained at "Level 2 - Restriction on proximity to the crater" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Restriction on proximity to the crater" (on a 5-level scale)Kusatsu-Shirane (Honshu): The Japan Meteorological Agency (JMA) reported that unrest activity increased at Kusatsu-Shiranesan between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Kusatsu-Shiranesan remained at "Level 2 - Restriction on proximity to the crater" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Restriction on proximity to the crater" (on a 5-level scale)Iwate (Honshu, Japan): The Japan Meteorological Agency (JMA) reported that unrest continued at Iwatesan between 22 August 2025 (local) and 29 August 2025 (local). The alert level at Iwatesan remained at "Level 2 - Restriction on proximity to the crater" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Restriction on proximity to the crater" (on a 5-level scale)Kuchinoerabu-jima (Ryukyu Islands): The Japan Meteorological Agency (JMA) reported that unrest continued at Kuchinoerabujima between 25 August 2025 (local) and 29 August 2025 (local). The alert level at Kuchinoerabujima remained at "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale)Sakurajima (Kyushu, Japan): The Japan Meteorological Agency (JMA) reported that the eruption continued at Aira between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Aira remained at "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale).Source: Japan Meteorological Agency (JMA) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Restriction on proximity to the volcano" (on a 5-level scale)Suwanose-jima (Ryukyu Islands): (29 Aug) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTED AT 20250829/2315Z FL070 EXTD W OBS VA DTG:29/2310ZTelong (northern Sumatra, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Telong, Bur ni on 29 August 2025 (local). The alert level at Telong, Bur ni remained at "Level 2 - Alert" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Karangetang (Siau Island, Sangihe Islands, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Karangetang on 29 August 2025 (local). The alert level at Karangetang remained at "Level 2 - Alert" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Raung (East Java): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Raung on 29 August 2025 (local). The alert level at Raung remained at "Level 2 - Alert" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 29/1048Z EST VA DTG:30/1410ZTangkubanparahu (West Java): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Tangkuban Parahu on 29 August 2025 (local). The alert level at Tangkuban Parahu remained at "Level 1 - Normal" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 1 - Normal" (on a 4-level scale)Lewotobi (Flores): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Lewotobi (Laki-Laki) on 29 August 2025 (local). The alert level at Lewotobi (Laki-Laki) remained at "Level 3 - Standby" (on a 4-level scale). The aviation alert level remained at "Orange" (level 3 on a 4-level scale). There were 5 explosions reported, with plumes rising to a maximum of 1,600 meters (5,249 feet) above the vent.Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Standby" (on a 4-level scale)Lewotolo (Lesser Sunda Islands): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Lewotolok on 29 August 2025 (local). The alert level at Lewotolok remained at "Level 3 - Standby" (on a 4-level scale). There were 25 seismically detected explosions reported. Plumes rose to a maximum of 100 meters (328 feet) above the vent.Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Standby" (on a 4-level scale)Merapi (Central Java, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Merapi on 29 August 2025 (local). The alert level at Merapi remained at "Level 3 - Standby" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 3 - Standby" (on a 4-level scale)Semeru (East Java, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA LAST REP TO FL150 30/0905Z EST VA DTG:30/1740ZPapandayan (West Java): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Papandayan on 29 August 2025 (local). The alert level at Papandayan remained at "Level 1 - Normal" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 1 - Normal" (on a 4-level scale)Marapi (Western Sumatra, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Marapi on 29 August 2025 (local). The alert level at Marapi remained at "Level 2 - Alert" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Dempo (Sumatra): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dempo on 29 August 2025 (local). The alert level at Dempo remained at "Level 2 - Alert" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 2 - Alert" (on a 4-level scale)Gede-Pangrango (West Java): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Gede-Pangrango on 29 August 2025 (local). The alert level at Gede-Pangrango remained at "Level 1 - Normal" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 1 - Normal" (on a 4-level scale)Kelimutu (Flores): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Kelimutu on 29 August 2025 (local). The alert level at Kelimutu remained at "Level 1 - Normal" (on a 4-level scale).Source: Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Level 1 - Normal" (on a 4-level scale)Kilauea (Hawai'i): The United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO) reported that the eruption continued at Kilauea between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Kilauea remained at "Watch" (level 3 on a 4-level scale). The aviation alert level remained at "Orange" (level 3 on a 4-level scale).Source: United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Watch" (level 3 on a 4-level scale)Shishaldin (Aleutian Islands, Alaska): The United States Geological Survey - Alaska Volcano Observatory (USGS-AVO) reported that unrest activity increased at Shishaldin between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Shishaldin remained at "Advisory" (level 2 on a 4-level scale). The aviation alert level remained at "Yellow" (level 2 on a 4-level scale).Source: United States Geological Survey - Alaska Volcano Observatory (USGS-AVO) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Advisory" (level 2 on a 4-level scale)Great Sitkin (United States, Aleutian Islands): The United States Geological Survey - Alaska Volcano Observatory (USGS-AVO) reported that the eruption continued at Great Sitkin between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Great Sitkin remained at "Watch" (level 3 on a 4-level scale). The aviation alert level remained at "Orange" (level 3 on a 4-level scale). There were observed rockfalls. Lava continued to erupt in the summit crater. Satellite observations showed lava slowly advancing S.Source: United States Geological Survey - Alaska Volcano Observatory (USGS-AVO) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Watch" (level 3 on a 4-level scale)Popocatépetl (Central Mexico): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: NO VA EMSSantiaguito (Guatemala): The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Santa María between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Santa María was unavailable or not collected.Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) ... [read more] ... [show less] Current Alerts:Observatory alert level: unavailable or not collectedPacaya (Guatemala): The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that unrest continued at Pacaya between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Pacaya was unavailable or not collected.Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) ... [read more] ... [show less] Current Alerts:Observatory alert level: unavailable or not collectedFuego (Guatemala): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: PSBL VA EMS...30 Aug:The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Fuego between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Fuego was unavailable or not collected.Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) ... [read more] ... [show less] Current Alerts:Observatory alert level: unavailable or not collectedNevado del Ruiz (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: RPRT OF VA EMSSangay (Ecuador): The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Sangay between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Sangay remained at "2 - Yellow" (on a 4-level scale). There were 54 seismically detected explosions reported. Plumes rose to a maximum of 2,000 meters (6,562 feet) above the vent.Source: Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) ... [read more] ... [show less] Current Alerts:Observatory alert level: "2 - Yellow" (on a 4-level scale)Reventador (Ecuador): The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Reventador between 28 August 2025 (local) and 29 August 2025 (local). The alert level at Reventador remained at "3 - Orange" (on a 4-level scale). There were 85 seismically detected explosions reported. Plumes rose to a maximum of 800 meters (2,625 feet) above the vent. There were observed incandescent rockfalls.Source: Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) ... [read more] ... [show less] Current Alerts:Observatory alert level: "3 - Orange" (on a 4-level scale)