News

The U.S. Geological Survey produces seismic hazard maps for the United States and the 2018 nationwide long-term assessment shows that the Yellowstone...

Continued slow rise of water at bottom of Halema‘uma‘u

Since the Hawaiian Volcano Observatory (HVO) was founded by the visionary Dr. Thomas A. Jaggar in 1912, a senior scientist has been responsible for...

Snowfall at Mauna Loa summit

HVO collaborates in conducting fieldwork on Kīlauea

Exploration and sampling of Yellowstone's thermal areas indicates that Yellowstone's hot springs often have surprisingly complex plumbing systems. It...

The USGS Hawaiian Volcano Observatory (HVO) is responsible for monitoring active volcanoes in Hawaii, which involves assessing hazards and...

Yellowstone Caldera Chronicles is a weekly column written by scientists and collaborators of the Yellowstone Volcano Observatory. This week's...

The Halema‘uma‘u crater lake at the summit of Kīlauea Volcano is on everyone's mind at the USGS Hawaiian Volcano Observatory (HVO).

Today, we'll pay homage to one of the scientists that made these discoveries: Dr. Daniel Dzurisin, who retires at the end of this week after over 43...