Volcano Hazards Program Office

Multimedia

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Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera Thermal [MTcam]
September 9, 2020

Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera Thermal [MTcam]

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

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Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera from South Rim [MOcam]
September 9, 2020

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

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

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Last 24 Hours - Live Panorama of South Pit from South Rim [SPcam]
September 9, 2020

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

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

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Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera [MLcam]
September 9, 2020

Last 24 Hours - Live Panorama of Mokuʻāweoweo Caldera [MLcam]

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

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Last 24 Hours - Live Panorama of Mauna Loa's Northeast Rift Zone [M1cam]
September 9, 2020

Last 24 Hours - Live Panorama of Mauna Loa's Northeast Rift [M1cam]

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

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Last 24 Hours - Live thermal image of Halemaʻumaʻu and the water lakefrom the west rim of the new summit collapse features
September 9, 2020

Last 24 Hours - [F1cam]

Last 24 Hours - Live thermal image of Halemaʻumaʻu and the water lakefrom the west rim of the new summit collapse features [F1cam]

Disclaimer: The webcams are operational 24/7 and faithfully record the dark of night if there are no sources of incandescence or other lights. Thermal webcams record heat rather than light and get better views through volcanic gas. At

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Last 24 Hours - Live Panorama of The Middle Part of Mauna Loa [M2cam]
September 9, 2020

Last 24 Hours - Live Panorama of The Middle Part of Mauna Loa [M2cam]

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.

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 Last 24 Hours - Live Panorama of Halemaʻumaʻu, water lake [KWcam]
September 9, 2020

Last 24 Hours - Live Panorama of Halemaʻumaʻu, water lake [KWcam]

Last 24 Hours - Live Panorama of Halemaʻumaʻu, water lake, and down-dropped caldera floor from the west rim of the new summit collapse features [KWcam].

Disclaimer: The webcams are operational 24/7 and faithfully record the dark of night if there are no sources of incandescence or other lights. Thermal webcams record heat rather than light and get better views

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Last 24 Hours - Live Panorama of The Upper Part of Mauna Loa [M3cam]
September 9, 2020

Last 24 Hours - Live Panorama of The Upper Part of Mauna Loa [M3cam]

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.

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Plot of fumarole temperature at the SNIF monitoring station Mount St. Helens, Washington
September 8, 2020

30 days fumarole temperature, SNIF monitoring station Mount St. Helens

Past 30 days fumarole temperature data at SNIF monitoring station, Mount St. Helens Washington.

Map of thermal areas and lakes in Yellowstone National Park
September 7, 2020

Map of thermal areas and lakes in Yellowstone National Park

Map of thermal areas in Yellowstone (red), as well as lakes (outlined in blue), many of which have thermal areas on their shores or beneath their surfaces.

High-resolution images of Fern Lake, Yellowstone National Park, from different seasons
September 7, 2020

Fern Lake, Yellowstone National Park, in different seasons

High-resolution images of Fern Lake from different seasons.  North is up.  Fern Lake is about 1 km across from east to west.  Red arrows in the winter image point to large zones of open water, indicating either nearshore springs or underwater hydrothermal vents, but there are also many smaller zones of open water that are conspicuous.