Allatoona Dam

Allatoona Dam
Location of Allatoona Dam in Georgia
Country	United States
Location	Cartersville, Georgia
Purpose	Power, flood control, water supply, recreation
Status	Operational
Construction began	1946
Opening date	1950
Construction cost	US$31.5 million (Equivalent to US$403 million in 2024)
Owner(s)	U.S. Army Corps of Engineers
Dam and spillways
Type of dam	Gravity
Impounds	Etowah River
Height	190 ft (58 m)
Spillway capacity	297,000 cu ft/s (8,410 m3/s)
Reservoir
Creates	Lake Allatoona
Total capacity	367,500 acre⋅ft (453,300,000 m3)
Catchment area	1,110 sq mi (2,900 km2)
Surface area	1,210 acres (4.9 km2)
Maximum water depth	145 ft (44 m)
Power Station
Commission date	1950
Turbines	3
Installed capacity	85 MW (114,000 hp)

Allatoona Dam is a concrete gravity dam on the Etowah River, located east of Cartersville in Bartow County in the U.S. state of Georgia. It was authorized by the Flood Control Acts of 1941 and 1944. Delayed due to World War II, construction on the dam began in 1946. The reservoir began to fill in during December 1949 and the dam and power station were operation in January 1950. The power station has an installed capacity of 85 MW and the dam facility is owned and operated by the U.S. Army Corps of Engineers.