#NASA Maunakea
Tracking the Latest Moves of Kīlauea and Mauna Loa
About 20 tiltmeters are currently installed on Kīlauea and Mauna Loa volcanoes.
Volcano Activity Update: May 25, 2017
On the East Rift Zone, the 61g flow remained active, with lava entering the ocean near Kamokuna and surface breakouts downslope of Pu‘u ‘Ō‘ō.
HVO Digitizes Earthquake Records
Hawaiian Volcano Observatory has transformed stacks of paper earthquake records into digital squiggles.
Volcano Activity Update: May 4, 2017
On May 3, the front section of the Kamokuna lava delta collapsed into the sea, a reminder that new land created by ocean entries is highly unstable…
Volcano Activity Update: April 27, 2017
Kīlauea Volcano’s summit lava lake level fluctuated in concert with summit inflation and deflation, ranging 43 to 72 feet below the vent rim.
The Mystery Haze of 1950…
On June 13, 1950, Honolulu was suddenly blanketed by the thickest haze seen since recordkeeping began there in 1906…
Volcano Activity Update: April 20, 2017
On the East Rift Zone, the 61g flow was still active, with lava entering the ocean near Kamokuna and surface breakouts downslope of Pu‘u ‘Ō‘ō.
HVO Volunteer Receives ‘Citizen’s Award for Exceptional Service’
Ever since he learned about Parícutin’s eruption in a cornfield in Michoacán, Mexico, as a youngster, Ben has been fascinated by volcanoes.
What’s Hot and What’s Not in Lava Field Fashion
Here are some tips from for essential lava field fashion from the USGS Hawaiian Volcano Observatory geologists who walk miles on Kīlauea lava flows
Volcano Activity Update: April 13, 2017
During the past week, more than 150 earthquakes were located beneath the upper west flank of the volcano with a peak of just under 60 quakes on April 8.
Volcano Activity Update: April 6, 2017
The 61g flow was still active, with lava entering the ocean and building a small delta near Kamokuna.
HVO Celebrates Career of Geochemist Jeff Sutton
Hawaiian Volcano Observatory staff, alumni and friends recently gathered to honor the long and fruitful career of Jeff Sutton, our recently retired colleague.
Bogoslof Volcano, Alaska: Ongoing Eruption Through Bering Sea
Hawai‘i is not the only island in the United States with an ongoing eruption involving hot lava and cold water.
Volcano Activity Update: March 20, 2017
The 61g flow was still active, with lava entering the ocean near Kamokuna and small surface breakouts downslope of Puʻu ʻŌʻō on the pali and the coastal plain.
Volcanic Explosions Provide Foundation for Agriculture
Around Pāhala are several ash layers composed of fine-grained volcanic deposits, generally called “soil.”
Volcano Activity Update: March 23, 2017
Three earthquakes were reported felt on the Island of Hawai‘i during the past week.
9th Anniversary of Kīlauea’s Halemaʻumaʻu Crater Eruption
Kīlauea Volcano’s summit eruption in Halemaʻumaʻu Crater began in March 2008.
Volcano Activity Update: March 16, 2017
During the past week, Kīlauea has continued to erupt at its summit and East Rift Zone.
Volcano Activity Update: March 9, 2017
The 61g flow was still active, with lava entering the ocean near Kamokuna and surface breakouts downslope of Puʻu ʻŌʻō on the pali and the coastal plain.
Recent Collapses at Ocean Entry Underscore Ongoing Hazard
Lava deltas are inherently unstable. The sea cliff near the ocean entry remains unstable and further collapses could occur at any time.
