Map of today's active volcanoesShiveluch (Kamchatka): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Tokyo warned about a volcanic ash plume that rose up to estimated 36000 ft (11000 m) altitude or flight level 360 and is moving at 30 kts in E direction.The full report is as follows: VA CONTINUOUSLY OBS IN SATELLITE IMAGERY OBS VA DTG:19/1120Z to 36000 ft (11000 m)Kusatsu-Shirane (Honshu): (19 Mar) The Japan Meteorological Agency (JMA) reported that unrest continued at Kusatsu-Shiranesan between 16 March 2026 (local) and 18 March 2026 (local). The alert level 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)Canlaon (Central Philippines): (19 Mar) The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Kanlaon on 18 March 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): (19 Mar) The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Taal on 18 March 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 20260319/1600Z FL090 REPORTED OBS VA DTG:19/1620Z...19 Mar:The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Mayon on 18 March 2026 (local). Lava effusion continued from the summit crater. As of 18 March, lava flow lengths remained at 3.8 km in the Basud Gully (E flank), 3.2 km in the Bonga Gully (SE flank), and 1.3 km in the Mi-isi Gully (S flank). Short-lived lava fountaining was observed. Minor episodic Strombolian activity was observed. There were 306 seismically detected rockfalls. Crater glow was visible to the naked eye. Sulfur dioxide (SO₂) emissions averaged 4,352 tonnes per day on 18 March. The alert level remained at "3 - Increased Tendency Towards Hazardous Eruption" (on a 0–5 level scale). Activity also included: inflationary deformation, seismically detected pyroclastic density current(s) (PDCs), volcanic seismicity.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)Ibu (Halmahera, Indonesia): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: ERUPTION LAST REPORTED AT 19/0633Z EST VA DTG:19/1130Z...19 Mar:The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Ibu on 18 March 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)Tambora (Sumbawa): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Tambora on 18 March 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): (19 Mar) 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 REPORTED FM GND AT 19/0636Z MOV NNE to 9000 ft (2700 m)...19 Mar: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 18 March 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): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Lewotolok on 18 March 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): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Merapi on 18 March 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): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Semeru on 18 March 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)Marapi (Western Sumatra, Indonesia): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Marapi on 18 March 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): (19 Mar) The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 18 March 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)Aoba (Vanuatu): Volcanic Ash Advisory Center Darwin (VAAC) issued the following report: UNKNOWN EST VA DTG:NOT PROVIDEDPopocatépetl (Central Mexico): (19 Mar) The Centro Nacional de Prevención de Desastres (CENAPRED) reported that the eruption continued at Popocatépetl between 17 March 2026 (local) and 18 March 2026 (local). Gas and vapor plume(s) were reported. 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)Fuego (Guatemala): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: PSBL VA EMS...19 Mar:The Instituto Nacional de Sismología, Vulcanología, Meteorología e Hidrología (INSIVUMEH) reported that the eruption continued at Fuego between 17 March 2026 (local) and 18 March 2026 (local). There were explosions reported, occurring at a rate of up to 11 per hour, with plumes rising to a maximum of 737 m (2,418 ft) above the vent. Ash fall was reported in San Cayetano, La Reunión, El Rodeo, and El Zapote. 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 collectedSangay (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: ONGOING VA EMS to 21000 ft (6400 m)...19 Mar:The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Sangay between 17 March 2026 (local) and 18 March 2026 (local). 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): 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: CONS VA EMS to 15000 ft (4600 m)...19 Mar:The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Reventador between 17 March 2026 (local) and 18 March 2026 (local). 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): (19 Mar) The Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) reported that the eruption continued at Sabancaya between 17 March 2026 (local) and 18 March 2026 (local). 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)Piton de la Fournaise (La Réunion): (19 Mar) The effusive eruption at the volcano continues.The new lava delta has covered about 85 meters in length to the ocean from the origin coastline. ... [read more] ... [show less] La reunión de personas para ver cómo crece la plataforma de la isla La Reunión. Pero el calor de la lava descompone la sal del agua del mar, el cloro liberado reacciona con el hidrógeno resultando en ácido clorhídrico HCl gaseoso, nocivo para la salud. pic.twitter.com/GlIY7qQCeK— Geotweets (@Yobanygf) March 18, 2026 ...19 Mar:The Institut de Physique du Globe de Paris - Observatoire volcanologique du Piton de la Fournaise (IPGP-OVPF) reported that the eruption continued at Fournaise, Piton de la on 18 March 2026 (local). The eruption that began on 13 February continued from a single eruptive site on the SSE flank near Piton Morgabim. The alert level remained at "Alert 2-2" (level 3 on a 0–4 level scale).Source: Institut de Physique du Globe de Paris - Observatoire volcanologique du Piton de la Fournaise (IPGP-OVPF) ... [read more] ... [show less] Current Alerts:Observatory alert level: "Alert 2-2" (level 3 on a 0–4 level scale)