News

This preservation mandate made scientific research in YNP initially challenging to sort out—what is the balance between research and preservation, and...

When you think of GPS, what typically comes to mind? Your phone, the navigation in your car or maybe your watch?

Clear Views of Mauna Loa on Kīlauea summit overflight

Overflight of Kīlauea summit on December 18

Investigations into the water chemistry of Yellowstone's geysers, hot springs, mud pots, and streams and rivers have been conducted by the U.S...

HVO monitoring equipment on the north rim of Pu‘u ‘Ō‘ō

Neither Kīlauea nor Mauna Loa erupted in 2019, but this period of relative quiet must not lead to complacency about Hawaii's two most active volcanoes...

Kīlauea summit lake observation and Keller Well measurements, December 2019

The arrival of volcanoes in that area is geologically recent, however—volcanism associated with Yellowstone has migrated over 400 miles across...

On March 30, 2018, a change occurred within the ranks of the USGS Hawaiian Volcano Observatory's (HVO's) staff when geophysicist Asta Miklius retired...