Photo and Video Chronology

Several small collapses as summit lava lake slowly drops

Scattered breakouts remain active northeast of Pu‘u ‘Ō‘ō

Panorama of the north rim of Mauna Loa's summit caldera; an HVO geologist checks Mauna Loa monitoring equipment.

Mauna Loa earthquake and deformation data between 2010 and September 17, 2015.

Photo and Video Chronology - Kīlauea - September 11, 2015

Continuous gas-monitoring site in Moku‘āweoweo Caldera, Mauna Loa.

New lava flows at Pu‘u ‘Ō‘ō

High view of Pu‘u ‘Ō‘ō; West pit in Pu‘u ‘Ō‘ō

Pu‘u ‘Ō‘ō thermal camera viewing geometry

Breakouts active northeast of Pu‘u ‘Ō‘ō, no recent overall advancement

Scattered breakouts northeast of Pu‘u ‘Ō‘ō, but little forward progress

Scattered breakouts northeast of Pu‘u ‘Ō‘ō, but little forward advancement

Summit lava lake well below Overlook crater rim

Scattered breakouts northeast of Pu‘u ‘Ō‘ō

Pu‘u Kahauale‘a nearly gone; lava flow intersects old tube

Kīlauea summit vent lava lake continues to drop

Webcam images capture lava veneer falling into summit lava lake

Lava lake in Halema‘uma‘u Crater drops with summit deflation

Summit lava lake in Halema‘uma‘u Crater remains at high level

Breakouts continue northeast of Pu‘u ‘Ō‘ō