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

Kilauea, an active volcano on the island of Hawai'i, erupted on March 10, sending over 1,000 feet of lava into the air The ...

Hawaii Island's Kilauea volcano erupted on March 10, spewing rock fragments and closing nearby highways.

Tephra is fragmented volcanic material — including ash, rock and strands of volcanic glass — blasted into the air during an ...

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 eruptions at Kilauea prompted closures at a national park and part of a highway because of falling glassy volcanic fragments, including ash.

Fallout of the particles, as big as footballs, were reported at overlooks in the Hawai'i Volcanoes National park.

Kilauea’s latest eruption dumped as much as 12 inches of volcanic debris across parts of Hawaiʻi Volcanoes National Park, ...

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 ...

Scientists discovered Hawaii’s deep mantle plume is splitting, which may create two future volcanic island chains.

Back in January, SFGATE was on the ground in the national park during a previous eruption episode that also rained tephra ...

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