News

After a few brief forays into the upper reaches of the Royal Gardens subdivision over the last several weeks, the Thanksgiving Eve Breakout (TEB) flow...

When the crust of the earth is subjected to great forces, such as the weight of the Hawaiian Islands or the forceful intrusion of magma, it can bend...

Oftentimes, in videos of Hawaiian eruptions, you may see people near the vent or the lava rivers sampling the molten rock. This can be dangerous work...

While most island residents were understandably concerned about our week of intense rain, HVO staff continued to monitor Kīlauea Volcano's eruption.

In early June 1980, high on the south flank of Mount St. Helens, two geochemists hastily installed state-of-the-art equipment to monitor magmatic gas...

TEB rootless shield flank failure.

Until last November, the current eruption was characterized by a perched lava channel. The fissure system that opened up just east of Pu`u `O`o on...

Royal Gardens subdivision was back in the news again this past week as a lava flow from the July 21 fissure advanced to within 300 m (985 ft) of the...

The Father's Day eruption last June occurred in the most frequently active segment of Kīlauea's east rift zone. What is this segment, and why are...

As we greet our new year at the U S Geological Survey's (USGS) Hawaiian Volcano Observatory (HVO), we take a look back at the Kīholo Bay earthquakes.