Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory ...

U.S. Geological Survey is designated by the Federal Aviation Administration as the entity to issue Volcano Observatory ...

Kīlauea’s 2026 eruption shows increased lava fountains and ash spread, with volcanic plumes affecting communities up to 50 ...

Update: Episode 43 of the ongoing Halemaʻumaʻu eruption ended at 6:21 p.m. on March 10, 2026, and the ongoing Halemaʻumaʻu eruption is currently paused. Tephra fall has been reported outside of the ...

The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform the aviation community (pilots, air traffic managers, dispatchers, ...

A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists ...

Hawaii's Kīlauea volcano eruption sent lava 1,000 feet into the air and forced officials to close parts of the national park.

Episode 43 of lava fountaining at the summit of Kilauea abruptly ended about 6:30 p.m., but not before prompting Hawaiian ...

Kilauea volcano erupted Tuesday on Hawaii's Big Island, shooting lava fountains up to 1,000 feet high and sending ash and volcanic debris across nearby communities.

State volcanologists observed short-lived lava fountaining and minor strombolian activity at Mayon Volcano on Sunday morning.

Hawaii's Kilauea volcano erupts with 1,000-foot lava fountains, forcing highway and park closures as the volcanic ash falls ...

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