News

Rising lava lake at Halema‘uma‘u
 

Blue skies at Kīlauea summit

Three deposits from explosive eruptions at the summit of Mauna Loa are located west, northwest, and east of Moku‘āweoweo, the volcano's summit caldera...

A new USGS Scientific Investigation Report describes 2016 lava lake activity, including lake surface textures and appearance, surface motion...

Readers of this column will recall that the Yellowstone Volcano Observatory (YVO) is actually a consortium of agencies that work together to monitor...

Rock fall at Halema‘uma‘u triggered an explosive event
 

Already reeling from a destructive earthquake and deadly tsunami and mud flow on April 2, 1868, Ka‘ū residents on the Island of Hawai‘i hoped for a...

Video of Kīlauea Volcano's summit lava lake
 

Yellowstone Lake is huge. It is the largest high-altitude (above 2130 m, or 7000 ft) freshwater lake in North America, covering about 341 square...

Throughout the month, Federal, State, and Local government agencies, the Pacific Tsunami Museum, and other organizations will offer outreach events to...