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News
Caps, trash, and other hydrothermal funky finds: 2026 edition
2+ hour, 35+ min ago (320+ words) Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's contribution is from Margery Price, Physical Science Technician with the Yellowstone National Park Geology Program. Hats: With more than 280 hats collected…...
Frequent finds collected in summer 2026 by the Yellowstone National Park Geology Team
4+ day, 8+ hour ago (36+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Frequent finds collected in summer 2026 by the Yellowstone National Park Geology Team...
More bizarre Yellowstone National Park Geology Team finds from summer 2026
4+ day, 8+ hour ago (32+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS More bizarre Yellowstone National Park Geology Team finds from summer 2026...
Images - Kīlauea | U.S. Geological Survey
1+ week, 1+ day ago (565+ words) Kīlauea images of eruptive activity, field work, and more. Seaward sliding of Kīlauea's south flank over many thousands of years has resulted in large ground displacements along shallow faults that break the surface, as shown by the cliffs ("pali" in…...
Is California going to "lose" a threatening volcano?
1+ week, 6+ day ago (348+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS Is California going to "lose" a threatening volcano? It's National Preparedness Month, and USGS geologists are currently reassessing the list of young and threatening volcanoes in California and Nevada....
New Kīlauea summit eruption tephra map
1+ week, 3+ day ago (111+ words) usgs.gov The USGS Hawaiian Volcano Observatory produced a new map following a helicopter LiDAR survey of the ongoing Kīlauea summit tephra deposit and crater floor shortly after the end of lava fountaining episode 52 the morning of July 29, 2026. This map…...
August 25, 2026 — Kīlauea summit eruption episode 54
2+ week, 5+ day ago (126+ words) The landscape at the summit of Kīlauea has changed during the course of the episodic lava fountaining eruption that began in December 2024. This photograph, taken during episode 54 on August 25, 2026, shows the impressive hill of tephra on the west rim of…...
August 25, 2026 — Episode 54 of lava fountaining at Kīlauea summit begins
2+ week, 5+ day ago (124+ words) Around 11 a.m. HST on August 25, 2026, USGS Hawaiian Volcano Observatory field crews had an aerial view of a growing lava fountain at the summit of Kīlauea during the onset of episode 54. The north vent was fountaining and feeding lava flows across the…...
August 25, 2026 — Visitors and episode 54 lava fountain, Kīlauea summit
2+ week, 5+ day ago (130+ words) Visitors view episode 54 lava fountaining from the north vent in Halemaʻumaʻu at the summit of Kīlauea on August 25, 2026. The north vent lava fountain reached an estimated 500 feet (150 meters) above ground level, and its plume reached 17,000 feet (5,200 meters) above sea level....
August 25, 2026 — Aerial view of episode 54 lava fountain in north vent, Kīlauea summit
2+ week, 5+ day ago (63+ words) usgs.gov Official websites use.gov Secure.gov websites use HTTPS August 25, 2026 — Aerial view of episode 54 lava fountain in north vent, Kīlauea summit Episode 54 of lava fountaining in Halemaʻumaʻu crater at the summit of Kīlauea began at 10:30 a.m. HST…...