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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...

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

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

Delta at the Kamokuna ocean entry slowly growing

Ben Gaddis was recently honored by the U.S. Geological Survey for his many years of service as HVO's volunteer photo archivist.

Small delta at the ocean entry

Here are some tips from for essential lava field fashion from the USGS Hawaiian Volcano Observatory geologists who walk miles on Kīlauea lava flows...