News

The vigorous fountaining from vents in the southwest corner of Halemaʻmaʻu crater at the summit of Kīlauea volcano rapidly died down over a few...

The eruption at Kīlauea volcano that began yesterday, December 23, slowed starting around 3 p.m. HST yesterday. The eruption paused through the night...

The Hawaiian Volcano Observatory (HVO) is part of the U.S. Geological Survey (USGS), the science agency of the U.S. Department of Interior. Our job is...

Interferograms are images created by radar satellites that show how the ground has changed shape, or deformed, over time. Today, we’ll dive into one...

With permission from Hawai‘i Volcanoes National Park, team of USGS Hawaiian Volcano Observatory geologists visited the site of the September 2024...

The USGS Hawaiian Volcano Observatory monitors the six currently active volcanoes in Hawaii, but past eruptions have shaped all of the Hawaiian...

The USGS Hawaiian Volcano Observatory (HVO) keeps its eyes on active volcanoes in many ways.  While old fashioned eyes and a notebook are used when...

In December 2022, a team of scientists from Aotearoa New Zealand teamed up with scientists from the USGS Hawaiian Volcano Observatory (HVO) to carry...

Native Hawaiian oral traditions record a rich history of the changing volcanic landscape in Hawaiʻi. Interweaving cultural knowledge with scientific...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment in 1879. Congress created...