News

In this season of giving thanks, Island of Hawai‘i residents and visitors can be thankful for the return of good air quality, generally free of...

November 2018. Has it already been six months since lava began flowing through Hawai‘i County's lower Puna District? Has it only been three months...

The prolonged yet dramatic partial collapse of Kīlauea caldera this past summer was the first to be observed in detail and the largest measured by...

No changes observed in the Lower East Rift Zone

Pu‘u ‘Ō‘ō remains quiet

During Kīlauea Volcano's recent lower East Rift Zone (LERZ) eruption, lava-flow maps were a staple of the public outreach effort by the USGS Hawaiian...

Kīlauea Volcano's summit

The 2018 summit collapse and lower East Rift Zone eruption at Kīlauea Volcano were dramatic and, for many Island of Hawai‘i residents, tragic events...

The U.S. Geological Survey assesses active and potentially active volcanoes in the U.S., focusing on history, hazards and the exposure of people...

Since 1980, there have been 120 eruptions and 52 episodes of notable volcanic unrest at 44 U.S. volcanoes.