News

A lava flow is nearing the extreme southwest end of Royal Gardens subdivision on the south flank of Kīlauea. 

The earthquake that woke many Big Island residents at 5:47 a.m. on Monday, June 30, was the biggest on the island since February 1, 1994, and the...

An earthquake shook the entire Island of Hawai‘i at about 0547 this morning. 

Sometimes people call the U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) and ask us if more gas is coming out of the volcano because air...

A popular local morning radio program had a contest early last week, and the question posed was "Where is the Valley of Ten Thousand Smokes?"...

Kīlauea's 14-year-old east rift zone eruption continues. Episode 55, ongoing since February 24, 1997, is characterized by shifting vent locations...

What volcano in the United States has been the most deadly since the country was founded? Mount St. Helens? Mount Rainier? Lassen Peak? Good guesses...

Shortly before 07:00 a.m. on the morning of June 2, 1997, the seismic network of the U.S. Geological Survey's Hawaiian Volcano Observatory began to...

Great rift zones define the divergent boundaries in the mosaic of mobile tectonic plates that form the Earth's crust. From these divergent plate...

Once again, with the end of the spring semester, the Center for the Study of Active Volcanoes (CSAV) at the University of Hawaii at Hilo has begun its...