Flaming Gorge Dam Flaming Gorge Dam Flaming Gorge Dam is a concrete thin-arch dam on the Green River, a major tributary of the Colorado River, in northern Utah in the United States. Flaming Gorge Dam forms the Flaming Gorge Reservoir, which extends into southern Wyoming, submerging four distinct gorges of the Green River. The dam is a major component of the Colorado River Storage Project, which stores and distributes upper Colorado River Basin water. The dam takes its name from a nearby section of the Green River canyon, named by John Wesley Powell in 1869. It was built by the U.S. Bureau of
Lock and Dam No. 7 roller gates and 11 tainter gates, a segment of earth embankment long from the dam to French Island separated by a concrete spillway long, and another embankment long from French Island to Onalaska which has a concrete spillway long. The lock is wide by long. The lock and dam is one of the most visited because of its proximity to Interstate 90, and is clearly visible to travelers crossing the I-90 Mississippi River Bridge. Lock and Dam No. 7 Lock and Dam No. 7 is a lock and dam located on the Upper Mississippi River at river mile 702.5 near