News

Rockfalls trigger explosions in Kīlauea Volcano's summit lava lake

With recent attention focused on the need to be prepared for all hazards, this week's Volcano Watch offers ways to stay informed about Hawaiian...

Have you ever wondered how Yellowstone Caldera was discovered, and how it was recognized as being the result of a massive volcanic eruption? In fact...

About a year ago, the lava lake within Halema‘uma‘u at Kīlauea Volcano's summit was high enough that spattering on the lake surface was commonly...

To most people, the idea of a volcano "observatory" conjures image of a building that looks out at an active volcano, staffed by scientists who keep...

Scattered breakouts remain active on the coastal plain and upper 61g flow field
 

With the Wolf Moon illuminating Kīlauea Caldera from above and the Halema‘uma‘u lava lake glowing below, the USGS Hawaiian Volcano Observatory (HVO)...

Welcome to the inaugural issue of "Yellowstone Caldera Chronicles," a new weekly column of the Yellowstone Volcano Observatory (YVO). Each Monday on...

Episode 61g breakouts continue near the base of the pali

On January 3, 2018, Pu‘u ‘Ō‘ō on Kīlauea Volcano's East Rift Zone reaches its 35th birthday.