Dewey Lake

For the lake in Minnesota, see Dewey Lake (St. Louis County, Minnesota).

Dewey Lake, located near Prestonsburg, Kentucky in Floyd County, is part of the integrated flood reduction system operated by the United States Army Corps of Engineers for the entire Ohio River Basin.^[3]

Dewey Lake
Lake and dam
Dewey Lake
Location	Floyd County, Kentucky
Coordinates	37°44′08″N 82°43′40″W
Type	reservoir
Primary inflows	John's Creek
Primary outflows	John's Creek
Basin countries	United States
Surface area	1,100 acres (4 km2)
Average depth	40 feet (12 m) [1]
Water volume	Maximum: 93,000 acre⋅ft (0.115 km3)
Surface elevation	643 ft (196 m)[2]

The 1,100-acre (4 km²) lake was formed by impounding John's Creek in 1949, and was named for Admiral George Dewey.^[4] Dewey Dam (National ID # KY03029) is an earthen dam, 118 feet (36 m) high. The length of the lake is 18.5 miles (29.8 km) upstream from the dam and its water shed covers 207 square miles (540 km²).^[3]

Jenny Wiley State Resort Park is located on Dewey Lake.

Recreation

The largest tiger muskie ever taken in the state of Kentucky (13 lb., 12 oz.) was caught in Dewey Lake.^[5]