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

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

The U.S. Geological Survey has kicked its Volcano Observatory Notices to Aviation into a new, aviation ready format that lets flight planning systems digest alerts about volcanic plumes and ash more ...

Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

VOLCANO, Hawaii (KHON) — Visitors watching Kīlauea volcano’s current eruption were treated to an occurrence that is rarely seen — a “volnado.” The “volnado” was caught forming by a U.S. Geological ...

The Kanlaon Volcano on the island of Negros in the Philippines, erupted on Thursday, sending plumes of ash into the air.