Photo and Video Chronology - Mauna Loa

USGS scientists hiked to the summit of Mauna Loa, where they checked on HVO's monitoring instruments and realigned an antenna that allows webcam...

HVO scientists performed maintenance on the Mauna Loa summit thermal camera and two seismic stations. 

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.

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

Video of winter storm at the summit of Mauna Loa.

Views of Mauna Loa's Southwest and Northeast Rift Zones.
 

Aerial views of Mauna Loa and neighboring volcanoes.
 

Comparative views of the 1949 cinder-and-spatter and 1940 vent cones.

Photos of the summit caldera of Mauna Loa.

Looking towards Mauna Kea volcano from the Mauna Loa Solar Observatory.

Snow adorns the upper 1.5 km (5,000 ft) of Mauna Loa Volcano. 

An under-appreciated and poorly understood aspect of Mauna Loa's eruptive activity is the presence of explosion debris on the east and west sides of...

Photos from the Mauna Loa 1975 eruption.