Mauna Loa

Because Mauna Loa has been quiet for almost 30 years, residents may not be aware that Mauna Loa is an active volcano. When Mauna Loa erupts, it is capable of disrupting lives and commerce throughout the Island of Hawai‘i. What can we learn from Mauna Loa’s past eruptions? What are the signs we need to look for in the future that might portend the next eruption of the world

This photo was taken from the west rim of Kīlauea caldera at dawn, and shows the moon setting over Mauna Loa's broad Northeast Rift Zone. USGS photo by M. Patrick.

Map of Waiʻōhinu area, Island of Hawaiʻi, showing the location of the 3,740 year old age.

Map of the USGS Hawaiian Volcano Observatory’s current camera network coverage.   Lava-flow hazard zone 1 is outlined in yellow.   Color-shaded areas are visible to at least one camera in the current network.  We would like to expand the network so that it covers the grey-shaded areas in zone 1 as well.  If your property has a good view of unshaded areas in zone 1, and you

Last 24 Hours - Live Panorama of The Upper Part of Mauna Loa's Southwest Rift Zone from [M3cam]

This image is from a research camera positioned on a cone in Mauna Loa's Southwest Rift Zone in Hawaiʻi Volcanoes National Park. The camera looks northeast (upslope), focusing on the upper part of the Southwest Rift Zone. The upper flank of Mauna Loa forms the skyline.

Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera Thermal from the Northwest Rim [MTcam]

This image is from a temporary thermal camera located on the north rim of Mauna Loa's summit caldera. The temperature scale is in degrees Celsius up to a maximum of 500 degrees (932 degrees Fahrenheit) for this camera model, and scales automatically based on the maximum and

Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera from South Rim [MOcam]

This image is from a research camera positioned on the south rim of Mokuʻāweoweo, Mauna Loa's summit caldera, in Hawaiʻi Volcanoes National Park. The camera looks north-northwest, focusing on the southern part of the caldera. The 1940 cone is just right of center; the 1949 cone is on the

Last 24 Hours - Live Panorama of South Pit from South Rim [SPcam]

This image is from a research camera positioned on the south rim of Mokuʻāweoweo, Mauna Loa's summit caldera, in Hawaiʻi Volcanoes National Park. The camera looks west-southwest, across South Pit, focusing on the south part of Mauna Loa's summit region and upper Southwest Rift Zone.

Disclaimer

This image is from a temporary research camera positioned on the north rim of Mokuʻāweoweo, the summit caldera of Mauna Loa volcano by the USGS Hawaiian Volcano Observatory. If you look carefully around early morning or late evening, you may see a few thermal areas emitting steam. 

Disclaimer: The webcams are operational 24/7 and faithfully record the dark of night

Last 24 Hours - Live Panorama of Mauna Loa's Northeast Rift Zone from HVO Observation Tower [M1cam]

This image is from a research camera positioned in the observation tower at the Hawaiian Volcano Observatory. The camera looks northwest toward the summit and Northeast Rift Zone of Mauna Loa.

Disclaimer: The webcams are operational 24/7 and faithfully record

Last 24 Hours - Live Panorama of The Middle Part of Mauna Loa's Southwest Rift Zone from [M2cam]

This image is from a research camera positioned on a cone in Mauna Loa's Southwest Rift Zone in Hawaiʻi Volcanoes National Park. The camera looks northeast (upslope), focusing on the middle part of the Southwest Rift Zone. The volcano's summit is at upper right.