News

Measuring the thickness of an ‘a‘ā flow produced by the Kamoamoa fissure eruption.

HAWAI‘I ISLAND, Hawai‘i — The U.S. Geological Survey's Hawaiian Volcano Observatory (HVO) recorded a magnitude-4.6 earthquake located beneath Kīlauea...

The east rift zone eruption is currently in a hiatus. Photo of ground cracks between the east and west Kamoamoa fissure segments. Quicktime movie...

On Saturday afternoon, March 5, 2011, automatic alarms signaled increased seismic activity at Kīlauea and tiltmeter records showed rapid deflation of...

Thermal images showing active fountains and channelized ‘a‘ā flow. The western vent complex of Kamoamoa continues to erupt.

Photos showing lava fountains from the northeastern vent of the Kamoamoa eruption, a piece of spatter ejected on March 7, 2011, and a thermal view...

Video showing low fountaining from the dominant vent, adjacent to Nāpau Crater. Video showing the collapse of the Pu‘u ‘Ō‘ō crater floor on March 5...

Videos and photos of fissure eruptions.

HAWAI‘I ISLAND, Hawai‘i — A fissure that opened on Kīlauea's east rift zone after yesterday's collapse of the Pu‘u ‘Ō‘ō crater floor continues to...

Photos of an ash cloud rising from Pu‘u ‘Ō‘ō as crater floor collapses, the collapsing crater, and erupting fissures. Video clips of the fissure...