News

During the current federal government shutdown, the Volcano Hazard Program and all five U.S. Volcano Observatories will continue to issue updates...

The field day begins with a summit weather check at first light. It is a reflective moment at 6:15 AM atop Kīlauea Volcano, and the fumarole cracks...

USGS Volcanic Threat Assessment updates the 2005 rankings.

Just a few miles north of Yellowstone National Park, discharge from a sizable hydrothermal feature, LaDuke Hot Springs, mixes with the Yellowstone...

January 2019 marks the 10th annual “Volcano Awareness Month” on the Island of Hawai‘i.

In June of 2017, an earthquake swarm began beneath the western edge of Yellowstone National Park, just east of Hebgen Lake. This swarm proved to be...

One of the most frequently asked questions of USGS Hawaiian Volcano Observatory (HVO) scientists over the last several months has been, “Is the...

When you think of a lake bed, what comes to mind? Squishy bottom with some grasses, rocks, and sunken logs?

Routine crack check by geologists in the lower East Rift Zone

This is, without a doubt, the most intellectually exciting time to be a volcanologist at the USGS Hawaiian Volcano Observatory. The current inactivity...