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Explore Search: Glen Canyon Dam Adaptive Management Program (GCDAMP)

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Research
Glen Canyon Dam jet tubes releasing water into the Colorado River for a high flow experiment.

Modeling the impacts of Glen Canyon Dam operations on downstream Colorado River resources

publication
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U.S. Geological Survey Grand Canyon Monitoring and Research Center: Proceedings of the fiscal year 2023 annual reporting meeting to the Glen Canyon Dam Adaptive Management Program

publication
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Proceedings of the Fiscal Year 2022 Annual Reporting Meeting to the Glen Canyon Dam Adaptive Management Program

Project
Sandbar on the bank of the Colorado River in Grand Canyon

Adaptive Management

Science Theme
A view of Glen Canyon Dam from the Colorado River.

Glen Canyon Dam Adaptive Management Program (GCDAMP)
publication
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Adaptive Management Implementation: Glen Canyon Dam Adaptive Management Program Trinity River Restoration Program

publication
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Little bugs, big data, and Colorado River adaptive management: Preliminary findings from the ongoing bug flow experiment at Glen Canyon Dam

Project
Three participants in the Grand Canyon Youth Program looking at a light trap at night near the Colorado River in Grand Canyon

Community Science in Grand Canyon

Science Snippet
Glen Canyon Dam jet tubes releasing water into the Colorado River for a high flow experiment.

Archaeological sites in Grand Canyon National Park eroding following six decades of Glen Canyon Dam operations

Photography
The canyon walls are reflected in the Colorado River upstream of Lees Ferry, Glen Canyon

Upstream of Lees Ferry, Colorado River, Glen Canyon

Photography
Cover of Open-File Report 2022-1097 that shows images taken with lidar monitoring in Grand Canyon

Cover of USGS Open-File Report, Terrestrial Lidar Monitoring of the Effects of Glen Canyon Dam Operations on the Geomorphic Condition of Archaeological Sites in Grand Canyon National Park, 2010–2020

Photography
A USGS researcher is on a boat on the Colorado River, Glen Canyon looking a sonde, used for metabolism monitoring

A USGS researcher conducting a metabolism modeling study using a sonde, on the Colorado River below Glen Canyon Dam

publication
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Scientific monitoring plan in support of the selected alternative of the Glen Canyon Dam Long-Term Experimental and Management Plan

Project
A huge canyon surrounded by deep-set cliffs opens to reveal a sunny gorge and part of the Colorado River.

Grand Canyon Monitoring and Research Projects

Center News
Low Earth Orbit satellite receiver at Fence Fault beach located in Upper Marble Canyon on the Colorado River, Grand Canyon

SBSC’s Grand Canyon Monitoring and Research Center Adds Low Earth Orbit (LEO) Satellite Dish to Historic Grand Canyon Sediment Gaging Station

Podcasts
USGS CoreCast

Opening a Dam to Study and Improve Resources in the Grand Canyon

Project
A view of the lower Little Colorado River showing the light blue color of the river, riparian grasses, and canyon walls.

Population Dynamics of Threatened Humpback Chub in Grand Canyon

Center News
Bats emerging among the trees in the early evening sky.

Bats, Bugs, and Boaters: Bat activity along the Colorado River in Grand Canyon is determined by the availability of aquatic flies

publication
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Storms and pH of dam releases affect downstream phosphorus cycling in an arid regulated river

Project
Bats flying in a blue sky with clouds at dusk

Bat foraging ecology along the Colorado River in Grand Canyon

Program
Anglers departing the boat dock at Lees Ferry, AZ with canyon walls in the background.

Economics of Outdoor Recreation

Project
Glen Canyon Dam jet tubes releasing water into the Colorado River for a high flow experiment.

High-Flow Experiments on the Colorado River

publication
image of publications layered on a wooden table

Drought related changes in water quality surpass effects of experimental flows on trout growth downstream of Lake Powell reservoir

publication
image of publications layered on a wooden table

Impeding access to tributary spawning habitat and releasing experimental fall-timed floods increases brown trout immigration into a dam's tailwater

publication
image of publications layered on a wooden table

Colorado River fish monitoring in Grand Canyon, Arizona; 2000 to 2009 summary

tool
Sandbar on the bank of the Colorado River in Grand Canyon

APPLICATION - Grand Canyon Sandbar Monitoring

Project
Sandbar on the Colorado River in the Grand Canyon being used as a camping spot.

Grand Canyon Sandbar Monitoring

Program
Image taken from above depicting the confluence of the Colorado River and the Little Colorado River.

Riparian Remote Sensing in the Colorado River and Grand Canyon Region

Project
Grand Canyon Map content grid

Geospatial Science and Technology

Project
Colorado River at Basalt Rapids. Foreground shows eddy sandbar and sand dune sediment deposits.

Connectivity of Sand Resources Along the Colorado River in Grand Canyon