News

As part of our monitoring of subsurface activity at Mauna Loa, we recently conducted a series of measurements of the force of gravity at various...

For 15 years, we've been on a journey of discovery through Kīlauea's volcanic past. Today we review what's been learned on that journey and how new...

High view of Pu‘u ‘Ō‘ō; West pit in Pu‘u ‘Ō‘ō

Twenty middle school girls from Washington and Oregon are participating in “GeoGirls,” an outdoor program jointly organized by the U.S. Geological...

In our June 25, 2015, “Volcano Watch,” we described how old maps and newspaper articles provide valuable insights into historic accounts of eruptions...

Pu‘u ‘Ō‘ō thermal camera viewing geometry

During the past 4 months, the June 27th lava flow, named for the date in 2014 that it began erupting from Pu‘u ‘Ō‘ō on Kīlauea Volcano's East Rift...

Breakouts active northeast of Pu‘u ‘Ō‘ō, no recent overall advancement

Ping! It's 2:12 a.m., and I (a USGS Hawaiian Volcano Observatory scientist) am still groggy as I read an automated text from HVO's computer system.

Dr. Jim Kauahikaua, a research geophysicist at the U.S. Geological Survey's Hawaiian Volcano Observatory, recently received a Citation for Meritorious...