Keystone Lake | |
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Location | Pawnee / Osage / Creek / Tulsa counties, Oklahoma, United States |
Coordinates | 36°13′50″N 96°18′18″W / 36.2306°N 96.3050°W |
Primary inflows | Arkansas River |
Primary outflows | Arkansas River |
Surface area | 23,600 acres (9,600 ha) |
Average depth | 24 feet (7.3 m) (average)[1] |
Max. depth | 73 feet (22 m)[1] |
Water volume | 505,381 acre-feet (623,378,000 m3) (normal)[1] |
Shore length1 | 330 miles (530 km)[1] |
Surface elevation | 723 feet (220 m) (normal), 706 feet (215 m) (min.), 754 feet (230 m) (max.)[1] |
Settlements | Mannford, Sand Springs and Tulsa, Oklahoma |
1 Shore length is not a well-defined measure. |
Keystone Dam & Reservoir | |
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Country | United States |
Location | Oklahoma Pawnee / Osage / Creek / Tulsa counties, Oklahoma |
Purpose | Flood control, hydroelectric power generation, wildlife management and recreation |
Status | Operational |
Construction began | 1957 |
Opening date | 1968 |
Dam and spillways | |
Impounds | Arkansas River |
Length | 4,600 feet |
Elevation at crest | 766 feet (max) |
Spillways | 1 |
Spillway type | Gated ogee weir |
Spillway capacity | 939,000 cfs max. |
Reservoir | |
Surface area | 23,600 sq. ft. |
Turbines | Hydraulic (2) |
Installed capacity | 35,000 KW each |
Keystone Lake is a reservoir in northeastern Oklahoma on the Arkansas and Cimarron rivers. It is located upstream about 23 miles (37 km) from Tulsa.[2] It was created in 1968 when the Keystone Dam was completed.[3] The primary purposes are: flood control, hydroelectric power generation, wildlife management and recreation.[4]