News

Although it is a common assumption that animals cause numerous wounds and deaths in Yellowstone, hot springs actually account for more injuries and...

On August 25, 2023, HVO staff deployed a new webcam and survey equipment in Kīlauea's summit region. Kīlauea volcano is not erupting but earthquakes...

Volcanic eruptive activity may take many forms, from gently erupting basaltic fissures in Hawaii to intense explosive eruptions like those of Mount St...

Geologic maps are a fundamental tool for earth scientists to assemble and communicate geologic information. Under the umbrella of geologic mapping are...

Dr. Lis Gallant has spent the last two and a half years at the USGS Hawaiian Volcano Observatory (HVO) as a National Science Foundation Postdoctoral...

Scientists can determine the sources of hydrothermal fluids in park rivers by monitoring water chemistry. The result? A “budget” of which geyser...

Last month a "Volcano Watch" article discussed the bicentennial of the first visit of westerners to Kīlauea caldera, led by English missionary William...

A small lake near Norris Geyser Basin has seen some significant changes over the past few years, rising in level and changing color due to inputs of...

Understanding the eruptive history of volcanoes in Hawaii requires a tremendous amount of time and effort examining deposits. Typically, older...

What can trees tell us about Steamboat Geyser’s history? Why do Steamboat’s seismic eruption signals vary seasonally? Get up to speed on two newly...