Cooney Dam
The 928th tallest dam in the world
Cooney Dam (National Inventory of Dams ID MT00001) is a dam in Carbon County, Montana, that creates Cooney Reservoir. The earthen dam was constructed in 1937 by the State of Montana, with a height of 97 feet (30 m), and a length of 2,260 feet (690 m) at its crest. It impounds Red Lodge Creek for irrigation water storage. The dam is owned and operated by the Montana Department of Natural Resources and Conservation. The reservoir it creates, Cooney Reservoir, has a normal water surface of 1.3 square miles (3.4 km2), a maximum storage capacity of 24,195 acre-feet (29, 844, 000 m3), and a normal capacity of 14,000 acre-feet (17, 000, 000 m3). Recreation includes boating, camping, hiking, and fishing for walleye and rainbow trout. The state maintains the adjacent Cooney State Park.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).