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 miles away. Learn how episodes drive the activity.

The Volcano Observatory Notice to Aviation (VONA) is a notification product used by volcano observatories globally to inform ...

Echinus Geyser in Yellowstone National Park, a rare acidic geyser and the largest in the world, has recently been observed actively erupting again for the first time since 2020.

A volcano on Atka Island in the Aleutians has been showing increasing signs of unrest over the past two weeks, and scientists say the uptick in activity is significant enough to warrant a closer watch ...

Episode 43, new fountain height record and tephra fallout on nearby communities – Features, Volcano Update | West Hawaii Today ...

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 ...

A man has died after entering a closed and hazardous area at Hawaii Volcanoes National Park last week, according to the ...

The Iliamna Volcano in Alaska is more than 10,000 feet (3,053 meters) above Cook Inlet, and recently, it has been active. The volcano felt tremors from the signature of avalanches big enough to ...

Episode 43 of lava fountaining at the summit of Kilauea abruptly ended about 6:30 p.m., but not before prompting Hawaiian Airlines to cancel some of its flights. Hawaiian Airlines announced this ...

Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...