Volcano Hazards Program Office

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Profile of Mauna Kea showing inferred contact (dot-dashed line) bet...

Profile of Mauna Kea showing inferred contact (dot-dashed line) bet...

Profile of Mauna Kea showing inferred contact (dot-dashed line) between postshield-stage Hamakua Volcanics and underlying shield-stage lavas. Approximate contact with Laupahoehoe Volcanics dashed.

View from M3 cam

[M3cam] The Upper Part of Mauna Loa's Southwest Rift Zone

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.

Disclaimer

The webcams are operational 24/7 and faithfully record the dark

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Lidar images of Shastina cone, west flank of Mount Shasta, Californ...

Lidar images of Shastina cone, west flank of Mount Shasta, CA. Deta...

Lidar images of Shastina cone, west flank of Mount Shasta, California. Details of lava flows and other surficial features are best seen in the image to the right with vegetation removed.

CGPS-SPGPS Comparison...

CGPS-SPGPS Comparison

Top panel shows a continuous GPS station located in Yellowstone National Park. The antenna is secured to the ground by several metal poles, and a nearby set of solar panels provides power to the station. Lower panel shows a semipermanent GPS station, with a small solar array for power and an antenna located close to the ground. Both the antenna and solar panel are

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USGS
June 20, 2019

Overview of Kīlauea Volcano’s 2018 lower East Rift Zone eruption

A summary chronology and interesting facts about KILAUEA Volcano's 2018 lower East Rift Zone eruption and summit collapse.

Click image above to view PDF.

CalVO's Stuart Wilkinson skis out to a remote seismic instrument in...

Monitoring Seismicity in the Long Valley

CalVO's Stuart Wilkinson skis out to a remote seismic instrument in the Long Valley volcanic region to perform routine maintenance.

Mammoth Hot Springs at Yellowstone National Park, Wyoming....

Mammoth Hot Springs at YNP, Wyoming.

Mammoth Hot Springs at Yellowstone National Park, Wyoming.

Seismic monitoring station ASR at Mount Adams, Washington. Scientis...

Seismic monitoring station ASR at Mount Adams, WA

Seismic monitoring station ASR at Mount Adams, Washington. Scientist conducting routine maintenance.

Clear day during tradewind conditions at the summit of Kīlauea Volc...

Clear day during tradewind conditions at the summit of Kīlauea

Clear day during tradewind conditions at the summit of Kīlauea Volcano, Hawai‘i

Clear day view of Augustine volcano - Lagoon

Augustine - Lagoon

The camera is located at the University of Alaska Geophysical Institute Augustine camp on the west side of the island. Images are transmitted to Anchorage via Homer using the Plate Boundary Observatory radio network. Current image interval is 120 minutes. Read more about Augustine volcano.

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Yellowstone subsurface cross-section schematic oriented SW-NE, depi...

Yellowstone subsurface cross-section schematic oriented SW-NE, depi...

Yellowstone subsurface cross-section schematic oriented SW-NE, depicts rise of magma beneath mantle plus heating and movement of mantle and crustal material. Credit Univ Utah. Click to enlarge.