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USGS Hawaiian Volcano Observatory scientists conducted a monitoring, surveying, and sampling overflight of Kīlauea summit region on March 25, 2026...

The summit region of Kīlauea experienced tephra fallout and a Kona low storm this past week. Cleanup, recovery, and regrowth is ongoing. These...

Episode 43 at the summit of Kīlauea began at 9:17 a.m. HST on March 10, 2026, and continued for 9 hours. Both the north and south vents erupted lava...

Over its 9‑hour duration, episode 43 generated significant tephra fall across Hawaiʻi Volcanoes National Park and nearby communities. The eruption...

On February 26, 2026, USGS Hawaiian Volcano Observatory staff serviced the V3 livestreaming camera at the summit of Kīlauea, and conducted a...

Visual observations have been a backbone in studies of volcanoes, from 2,000 years ago to now. They remain fundamental to understanding how volcanoes...

Episode 42 of lava fountaining in Halemaʻumaʻu at the summit of Kīlauea lasted for just under 10 hours on February 15, 2026. These maps show lava flow...

Episode 42 of lava fountaining in Halemaʻumaʻu at the summit of Kīlauea lasted for just under 10 hours on February 15, 2026. Both the north and south...

USGS Hawaiian Volcano Observatory scientists use tiny features within crystals in erupted lava to answer big questions about the underlying plumbing...

USGS Hawaiian Volcano Observatory staff participated in a monitoring overflight of Kīlauea summit caldera, Kaluapele, the morning of February 4, 2026.