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:
FVXX23 at 05:40 UTC, 17/01/26 from KNES VA ADVISORY DTG: 20260117/0538Z
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:
FVAU03 at 01:19 UTC, 17/01/26 from ADRM VA ADVISORY DTG: 20260117/0118Z VAAC: DARWIN VOLCANO: LEWOTOLOK 264230 PSN: S0816 E12330 AREA: INDONESIA SOURCE ELEV: 1423M AMSL ADVISORY NR: 2026/23 INFO SOURCE: HIMAWARI-9 CVGHM ERUPTION DETAILS: VA REPORTED TO FL060 MOV E AT 17/0103Z EST VA DTG: 17/0100Z EST VA CLD: SFC/FL060 S0825 E12320 – S0808 E12317 – S0707 E12516 – S0740 E12547 – S0823 E12537 MOV E 25KT FCST VA CLD +6 HR: 17/0700Z NO VA EXP FCST VA CLD +12 HR: 17/1300Z NO VA EXP FCST VA CLD +18 HR: 17/1900Z NO VA EXP RMK: CVGHM REPORTED VA TO FL060 AT 17/0103Z MOV E. VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO MET CLOUD. VA IS EXPECTED TO DISSIPATE WITHIN 6HRS. HEIGHT AND MOV BASED ON MODEL GUIDANCE AND GROUND REPORT. NXT ADVISORY: NO LATER THAN 20260117/0718Z=
Canlaon (Central Philippines): The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that the eruption continued at Kanlaon on 15 January 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 15 January 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 20260116/1647Z VA CLD UNKNOWN REPORTED OBS VA DTG:16/1640Z …16 Jan: The Philippine Institute of Volcanology and Seismology (PHIVOLCS) reported that eruptive activity increased at Mayon on 15 January 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)
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 15 January 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 15 January 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): 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 25 kts in E direction. The full report is as follows: VA TO FL060 REPORTED AT 16/1427Z EST VA DTG:16/1650Z to 6000 ft (1800 m) …16 Jan: The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Ibu on 15 January 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)
Egon (Flores): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) issued a report for Egon on 15 January 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)
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 15 January 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)
Talang (Sumatra): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Talang on 15 January 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 15 January 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)
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 15 January 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 15 January 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): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Semeru on 15 January 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): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Marapi on 15 January 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): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that the eruption continued at Dukono on 15 January 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)
Kerinci (Sumatra): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Kerinci on 15 January 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)
Iliwerung (Lesser Sunda Islands): The Center for Volcanology and Geological Hazard/Pusat Vulkanologi dan Mitigasi Bencana Geologi (CVGHM/PVMBG) reported that unrest continued at Iliwerung on 15 January 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 the eruption continued at Kilauea on 15 January 2026 (local). 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: 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)
Pavlof (Alaska Peninsula, USA): The United States Geological Survey (USGS) and United States Geological Survey – Alaska Volcano Observatory (USGS-AVO) reported that unrest activity increased at Pavlof between 14 January 2026 (local) and 15 January 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: United States Geological Survey (USGS); 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)
Shishaldin (Aleutian Islands, Alaska): The United States Geological Survey – Alaska Volcano Observatory (USGS-AVO) reported that unrest continued at Shishaldin between 14 January 2026 (local) and 15 January 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: 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 14 January 2026 (local) and 15 January 2026 (local). 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: 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)
Aniakchak (United States, Alaska Peninsula): The United States Geological Survey – Alaska Volcano Observatory (USGS-AVO) issued a report for Aniakchak on 15 January 2026 (local). The alert level remained at „Unassigned“ (on a 4-level scale). The aviation alert level remained at „Unassigned“ (on a 4-level scale). Source: United States Geological Survey – Alaska Volcano Observatory (USGS-AVO) … [read more] … [show less] Current Alerts: Observatory alert level: „Unassigned“ (on a 4-level scale)
Popocatépetl (Central Mexico): The Centro Nacional de Prevención de Desastres (CENAPRED) reported that the eruption continued at Popocatépetl between 14 January 2026 (local) and 15 January 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): Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Washington warned about a volcanic ash plume that rose up to estimated 13000 ft (4000 m) altitude or flight level 130 . The full report is as follows: VA EM DETECTED to 13000 ft (4000 m)
Fuego (Guatemala): 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)
Puracé (Colombia): The Servicio Geológico Colombiano (SGC) reported that the eruption continued at Puracé between 14 January 2026 (local) and 15 January 2026 (local). The alert level remained at „Orange“ (level 3 on a 4-level scale). Source: Servicio Geológico Colombiano (SGC) … [read more] … [show less] Current Alerts: Observatory alert level: „Orange“ (level 3 on a 4-level scale)
Sangay (Ecuador): The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that eruptive activity decreased at Sangay between 14 January 2026 (local) and 15 January 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): Volcanic Ash Advisory Center Washington (VAAC) issued the following report: PSBL LGT VA EM …16 Jan: The Instituto Geofísico-Escuela Politécnica Nacional (IG-EPN) reported that the eruption continued at Reventador between 14 January 2026 (local) and 15 January 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): The Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) reported that the eruption continued at Sabancaya between 14 January 2026 (local) and 15 January 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)
Huaynaputina (southern Peru): The Centro Vulcanológico Nacional del Instituto Geofísico del Perú (CENVUL-IGP) issued a report for Huaynaputina on 15 January 2026 (local). The alert level remained at „Green“ (level 1 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: „Green“ (level 1 on a 4-level scale)
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 25 kts in E direction. The full report is as follows:
FVAU01 at 17:22 UTC, 16/01/26 from ADRM VA ADVISORY DTG: 20260116/1720Z VAAC: DARWIN VOLCANO: IBU 268030 PSN: N0129 E12738 AREA: INDONESIA SOURCE ELEV: 1325M AMSL ADVISORY NR: 2026/63 INFO SOURCE: CVGHM, HIMAWARI-9 ERUPTION DETAILS: VA TO FL060 REPORTED AT 16/1427Z EST VA DTG: 16/1650Z EST VA CLD: SFC/FL060 N0125 E12736 – N0133 E12735 – N0159 E12859 – N0124 E12903 MOV E 25KT FCST VA CLD +6 HR: 16/2250Z SFC/FL060 N0125 E12736 – N0133 E12735 – N0201 E12858 – N0125 E12904 FCST VA CLD +12 HR: 17/0450Z SFC/FL060 N0125 E12736 – N0133 E12735 – N0159 E12856 – N0125 E12900 FCST VA CLD +18 HR: 17/1050Z SFC/FL060 N0133 E12735 – N0151 E12852 – N0119 E12852 – N0125 E12735 RMK: VA UNIDENTIFIABLE ON SAT IMG. REGULAR GROUND REPORTS INDICATE INTERMITTENT DISCRETE ERUPTIONS CONTINUE. VA LAST OBS ON SAT AT 16/0900Z. VA HEIGHT AND MOVEMENT BASED ON PERSISTENCE, GROUND REPORTS AND MODEL GUIDANCE. NXT ADVISORY: NO LATER THAN 20260116/2320Z=
A surge at Mayon stands out today, while Kilauea and Great Sitkin keep steady at Watch/Aviation ORANGE. Pavlof shows increased unrest, Indonesia maintains several Level 3 eruptions, and Popocatepetl plus multiple Andean volcanoes stay active. Most alert levels and activity states are unchanged from the previous day; Lewotolok’s designation shifted back to a continuing eruption.
United States Great Sitkin and Kilauea continue in eruption at Watch/Aviation ORANGE. Unrest increased at Pavlof (Advisory/Aviation YELLOW), while Shishaldin remains at Advisory/Aviation YELLOW; Aniakchak is unassigned with no new information.
Indonesia Level 3 eruptions continue at Merapi, Semeru, and Lewotobi. Dukono and Ibu also remain in eruption, and Lewotolok is now categorized as a continuing eruption. Unrest persists at Kerinci, Karangetang, and Iliwerung, with Talang also elevated. Egon and Tangkuban Parahu are at normal background.
Philippines Mayon shows increased eruptive activity (Alert Level 3). Ongoing unrest continues at Kanlaon (Alert Level 2) and Taal (Alert Level 1).
Mexico Popocatepetl continues at Yellow Alert – Phase 2.
South America In Ecuador, Reventador remains in eruption, while Sangay’s activity is decreased. Colombia’s Purace stays active at Orange, and Peru’s Sabancaya continues; Huaynaputina is Green (background).
