HVO monitors earthquakes and the active volcanoes in Hawaii, assesses their hazards, issues warnings, and advances scientific understanding to reduce the impacts of volcanic eruptions.

Aug 11, 2025 · Extending from sea level to 13,680 feet, the park encompasses the summits of two of the world's most active volcanoes - Kīlauea and Mauna Loa - and is a designated …

Based in Hilo, Hawaii on the Island of Hawaiʻi, the observatory monitors six Hawaiian volcanoes: Kīlauea, Mauna Loa, Kamaʻehuakanaloa (formerly Lōʻihi), Hualālai, Mauna Kea, and …

1 day ago · The Hawaiian Volcano Observatory is one of five volcano observatories within the US Geological Survey and is responsible for monitoring volcanoes and earthquakes in Hawaiʻi and …

HVO is responsible for monitoring earthquakes and volcanoes in Hawaii. The volcanoes considered active include Kilauea, Mauna Loa, Hualalai, Lo`ihi (submarine), Mauna Kea, and …

22 hours ago · The USGS Hawaiian Volcano Observatory issues Volcano Updates for Kīlauea as activity warrants.

1 day ago · Episode 37 of Kilauea volcano’s ongoing eruption within Halemaumau crater ended abruptly at 11:39 p.m. Tuesday after 9 hours of continuous lava fountaining, scientists with the …

The camera automatically focuses its view, and USGS Hawaiian Volcano Observatory staff may change the view angle or zoom amount depending on eruptive activity.

3 days ago · Hawaii's Kilauea volcano, one of the most active in the world, is about to erupt again, according to the United States Geological Survey.

Nov 16, 2025 · A USGS Hawaiian Volcano Observatory field engineer conducts repairs on a gas sensor downwind of the eruptive vents at Kilauea summit, after digging out tephra that partially …