What Happens If Glen Canyon Dam’s Power Shuts Off?
Circle of Blue
JUNE 6, 2022
Besides the kilowatt-hours it generates, Glen Canyon provides key services to the electric grid. The country’s second largest reservoir and a lynchpin in the intermountain electric grid, Powell is more dirt than water these days. Hydropower generation will likely shut down when Lake Powell’s elevation drops below 3,490 feet.
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