Map of today's active volcanoesHekla (Iceland): Volcanic Ash Advisory Center London (VAAC) issued the following report: MAX PLUME HEIGHT OF 20KM.Krasheninnikov (Kamchatka, Russia): (11 May) Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: VA AT 20260511/2255Z FL100 EXTD ENE MOV 20KT REPORTEDCanlaon (Central Philippines): The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Kanlaon on 11 May 2026 (local). The alert level remained at "2 - Moderate Level of Volcanic Unrest" (on a 0–5 level scale).Source: Philippine Institute of Volcanology and Seismology (PHIVOLCS) ... [read more] ... [show less] Current Alerts:Observatory alert level: "2 - Moderate Level of Volcanic Unrest" (on a 0–5 level scale)Taal (Luzon, Philippines): The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Taal on 11 May 2026 (local). The alert level remained at "1 - Low-Level Unrest" (on a 0–5 level scale).Source: Philippine Institute of Volcanology and Seismology (PHIVOLCS) ... [read more] ... [show less] Current Alerts:Observatory alert level: "1 - Low-Level Unrest" (on a 0–5 level scale)Mayon (Luzon Island, Philippines): Volcanic Ash Advisory Center Tokyo (VAAC) issued the following report: ERUPTION AT 20260512/1325Z VA CLD UNKNOWN REPORTED OBS VA DTG:12/1350Z...12 May:The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Mayon on 11 May 2026 (local). The alert level remained at "3 - Increased Tendency Towards Hazardous Eruption" (on a 0–5 level scale).Source: Philippine Institute of Volcanology and Seismology (PHIVOLCS) ... [read more] ... [show less] Current Alerts:Observatory alert level: "3 - Increased Tendency Towards Hazardous Eruption" (on a 0–5 level scale)Bulusan (Luzon Island, Philippines): The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that unrest continued at Bulusan on 11 May 2026 (local). The alert level remained at "1 - Low Level of Volcanic Unrest" (on a 0–5 level scale).Source: Philippine Institute of Volcanology and Seismology (PHIVOLCS) ... [read more] ... [show less] Current Alerts:Observatory alert level: "1 - Low Level of Volcanic Unrest" (on a 0–5 level scale)Central Bismarck Sea (Admiralty Islands): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 9000 ft (2700 m) altitude or flight level 090 .The full report is as follows: VA TO FL090 OBS AT 12/1020Z MOV NW OBS VA DTG:12/1020Z to 9000 ft (2700 m)Telong (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 11 May 2026 (local). The alert level 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 11 May 2026 (local). The alert level 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 unrest continued at Raung on 11 May 2026 (local). The alert level 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)Gamalama (Halmahera): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Gamalama on 11 May 2026 (local). The alert level 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)Slamet (Central Java, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Slamet on 11 May 2026 (local). The alert level 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: VA EMISSION REP FM GND AT 12/1242Z EST VA DTG:12/1700Z...12 May:The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Ibu on 11 May 2026 (local). Gas and vapor plume(s) rose to a maximum of 200 m (656 ft) above the vent. There were 125 explosions reported, with plumes rising to a maximum of 800 m (2,625 ft) above the vent. The alert level 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)Tangkubanparahu (West Java): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) issued a report for Tangkuban Parahu on 11 May 2026 (local). The alert level 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)Tambora (Sumbawa): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Tambora on 11 May 2026 (local). The alert level 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)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 11 May 2026 (local). The alert level 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)Soputan (North Sulawesi, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Soputan on 11 May 2026 (local). The alert level 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)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 11 May 2026 (local). The alert level 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)Sorikmarapi (Sumatra): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Sorikmarapi on 11 May 2026 (local). The alert level 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)Krakatau (Sunda Strait, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Krakatau on 11 May 2026 (local). The alert level 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)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 11 May 2026 (local). The alert level 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: GROUND REPORT OF VA ERUPTION AT 12/0304Z EST VA DTG:12/1030Z...12 May:The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Semeru on 11 May 2026 (local). The alert level 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)Ijen (East Java, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) issued a report for Ijen on 11 May 2026 (local). The alert level 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 11 May 2026 (local). The alert level 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 unrest continued at Dempo on 11 May 2026 (local). The alert level 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)Dukono (Halmahera): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: VA EMISSION TO FL180 REP FM GND AT 12/0607Z...12 May:The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 11 May 2026 (local). There were 30 explosions reported, with plumes rising to a maximum of 2,700 m (8,858 ft) above the vent. The alert level 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)Kerinci (Sumatra): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Kerinci on 11 May 2026 (local). The alert level 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)Lokon-Empung (North Sulawesi, Indonesia): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Lokon-Empung on 11 May 2026 (local). The alert level 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)Kilauea (Hawai'i): The United States Geological Survey - Hawaiian Volcano Observatory (USGS-HVO) reported that there was a pause in eruptive activity at Kilauea between 10 May 2026 (local) and 11 May 2026 (local). Continuous degassing activity occurred at both the north and south vents. Strong, persistent glow was observed from the south vent overnight. Frequent bursts of large flames were observed from the south vent. Minor glow was observed from the north vent. The alert level 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 - Hawaiian Volcano Observatory (USGS-HVO) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Advisory" (level 2 on a 4-level scale)Shishaldin (Aleutian Islands, Alaska): The Observatorio Argentino de Vigilancia Volcánica (OAVV) reported that unrest continued at Shishaldin between 10 May 2026 (local) and 11 May 2026 (local). The alert level 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: Observatorio Argentino de Vigilancia Volcánica (OAVV) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Advisory" (level 2 on a 4-level scale)Great Sitkin (United States, Aleutian Islands): The Observatorio Argentino de Vigilancia Volcánica (OAVV) reported that the eruption continued at Great Sitkin between 10 May 2026 (local) and 11 May 2026 (local). Lava continued to slowly erupt in the summit crater. Satellite and radar imagery showed minor advancement of the lava flow to the E. Rockfalls generated by the growing lava dome were seismically recorded. The alert level 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: Observatorio Argentino de Vigilancia Volcánica (OAVV) ... [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: OCNL VA EMS...12 May:The Centro Nacional de Prevención de Desastres (CENAPRED) reported that the eruption continued at Popocatépetl between 10 May 2026 (local) and 11 May 2026 (local). The alert level remained at "Yellow Alert - Phase 2" (level 4 on a 7-level scale).Source: Centro Nacional de Prevención de Desastres (CENAPRED) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Yellow Alert - Phase 2" (level 4 on a 7-level scale)Santiaguito (Guatemala): Mild explosive activity continues from the volcano. The Volcanic Ash Advisory Center (VAAC) Washington reported intermittent emissions of volcanic ash plumes.The full report is as follows: sporadic emissions of volcanic ash...12 May:The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Santa María between 10 May 2026 (local) and 11 May 2026 (local). There were explosions reported, with plumes rising to a maximum of 800 m (2,625 ft) above the vent. Gas and vapor plume(s) rose to a maximum of 400 m (1,312 ft) above the vent.Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) ... [read more] ... [show less] Current Alerts:Observatory alert level: unavailable or not collectedFuego (Guatemala): 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: VA SEEN IN SAT AND WEBCAM to 15000 ft (4600 m)...12 May:The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Fuego between 10 May 2026 (local) and 11 May 2026 (local). Weak, moderate, and strong Strombolian explosions were recorded at a rate of 6–10 per hour, generating ash and gas plumes that reached as high as 4,800 m above sea level. Fine ash fall was reported in communities on the SW and W flanks. Volcanic ballistic projectiles were ejected around the crater area. There were incandescent rockfalls. Gas and vapor plume(s) rose to a maximum of 600 m (1,969 ft) above the vent. Activity also included: audible sounds (e.g., booms, rumbling), shockwave.Source: Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) ... [read more] ... [show less] Current Alerts:Observatory alert level: unavailable or not collectedPuracé (Colombia): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: VA EMS RPRTDSangay (Ecuador): The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Sangay between 10 May 2026 (local) and 11 May 2026 (local). There were 65 seismically detected explosions reported. The alert level remained at "2 - Yellow" (on a 4-level scale).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 10 May 2026 (local) and 11 May 2026 (local). There were 61 seismically detected explosions reported. There were incandescent rockfalls, descending 1,000 m below the crater. The alert level remained at "3 - Orange" (on a 4-level scale).Source: Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) ... [read more] ... [show less] Current Alerts:Observatory alert level: "3 - Orange" (on a 4-level scale)Sabancaya (Peru): The Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) reported that the eruption continued at Sabancaya between 10 May 2026 (local) and 11 May 2026 (local). Ash, gas, and vapor plume(s) rose to a maximum of 1,000 m (3,281 ft) above the vent. A total of 5 earthquakes related to the movement of magma and gases were recorded. The alert level remained at "Orange" (level 3 on a 4-level scale).Source: Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Orange" (level 3 on a 4-level scale)