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A new structure allows for a more efficient and consistent website, with simplified maintenance that leads to fewer broken links.

 

This week's Volcano Watch was written by USGS Hawaiian Volcano Observatory geologist Don Swanson, who worked on Mount St. Helens before and after the...

USGS scientists hiked to the summit of Mauna Loa, where they checked on HVO's monitoring instruments and realigned an antenna that allows webcam...

Lava delta at Kamokuna ocean entry is rebuilding

With funding from USGS data rescue initiatives, HVO scanned seismograms from a number of significant earthquakes and seismic sequences. Since last...

Kamokuna lava delta: collapse on May 3 and how it looked today

Authors Trusdell and Lockwood published Geologic map of the northeast flank of Mauna Loa volcano, Island of Hawai‘i, Hawaii.

Delta at the Kamokuna ocean entry slowly growing

On June 13, 1950, Honolulu was suddenly blanketed by the thickest haze seen since recordkeeping began there in 1906.

On March 19, 2008, a new volcanic vent opened in HALEMAUMAU at the summit of KILAUEA. Nine years later, the eruption continues.