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Volcano & Ash
Eruptions, lahars, ash fall, and lava‑flow evacuation planning.
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Santiaguito Volcanic Ash Advisory: ash plume to 14,000 ft (4,300 m) as of Sep 16, 13:30 UTC
44+ min ago (0+ words) ...
Mayon volcano (Philippines) remains at Alert Level 2 after brief ash emission
5+ hour, 15+ min ago (193+ words) Mayon Volcano remained under Alert Level 2, described as decreased unrest, on September 16, 2026, according to the Philippine Institute of Volcanology and Seismology. PHIVOLCS recorded 17 volcanic earthquakes and one ash-emission event lasting 46 seconds during the latest 24-hour observation period. A moderate plume…...
Ibu Volcanic Ash Advisory: ash plume to 8,000 ft (2,400 m) as of Sep 16, 10:03 UTC
4+ hour, 44+ min ago (0+ words) ...
Etna Volcanic Ash Advisory: ash plume to 13,000 ft (4,000 m) as of Sep 16, 10:00 UTC
4+ hour, 44+ min ago (0+ words) ...
Multiple Volcanic Eruptions Recorded Across Indonesia
5+ day, 7+ hour ago (375+ words) JAKARTA: Multiple volcanic eruptions were recorded across Indonesia on Friday, with Mount Ili Lewotolok erupting six times and sending ash as high as 700 metres above its summit, while Mount Semeru and Mount Ibu also remained active. The Volcanology and Geological…...
Manipulated old clip of Indonesia volcano falsely shared as recent
9+ hour, 38+ min ago (546+ words) Indonesia's Mount Semeru saw a surge in volcanic activity in September 2026, but footage circulating online supposedly depicting a recent blast is a manipulated version of a nearly year-old clip. The original video shows a major eruption of Java island's highest…...
Photo & Video Chronology — New fissures in Halemaʻumaʻu, Kīlauea summit
12+ hour, 7+ min ago (71+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Several new fissures opened up on and near the base of the northwest wall of Halemaʻumaʻu crater September 14-15, north of the established vent complex. No earthquakes immediately preceded the…...
Semeru Volcanic Ash Advisory: ash plume to 15,000 ft (4,600 m) as of Sep 16, 06:38 UTC
8+ hour, 14+ min ago (0+ words) ...
Lewotolo Volcanic Ash Advisory: ash plume to 6,000 ft (1,800 m) as of Sep 16, 05:21 UTC
9+ hour, 14+ min ago (0+ words) ...
Etna Volcanic Ash Advisory: ash plume to 13,000 ft (4,000 m) as of Sep 16, 04:00 UTC
10+ hour, 44+ min ago (0+ words) ...