Birch Lake (Oklahoma)

Birch Lake is a lake 1.5 miles (2.4 km) south of Barnsdall, Oklahoma, Oklahoma, 20 miles (32 km) southwest of Bartlesville[1] and 30 miles (48 km) northwest of Tulsa. The drainage area for Birch Lake is 66 square miles (170 km²). Its area covers 1,137 acres (4.60 km²) (conservation level).[2] The total capacity is: 52,800 acre feet (65,100,000 m³), subdivided into: Conservation 15,800 acre feet (19,500,000 m³), Flood control 39,000 acre feet (48,000,000 m³), and Inactive storage 15,840 acre feet (19,540,000 m³).[3]

Birch Lake
Birch Lake Show map of Oklahoma Birch Lake Show map of the United States
Location	Osage County, Oklahoma
Coordinates	36.534212°N 96.162915°W / 36.534212; -96.162915
Primary inflows	Birch Creek (Oklahoma)
Primary outflows	Birch Creek (Oklahoma)
Basin countries	United States
Surface area	1,137 acres (460 ha)
Water volume	52,800 acre feet (65,100,000 m3)
Shore length1	27 mi (43 km)
Surface elevation	695 ft (212 m)
Settlements	Barnsdall, Oklahoma
1 Shore length is not a well-defined measure.

The lake is formed from Birch Creek, a tributary of Bird Creek.[2] It eventually empties into the Arkansas River. It is twenty miles (32 km) southwest of Bartlesville, Oklahoma.[4]

The lake has largemouth bass, walleye, spotted bass, smallmouth bass, hybrid striped bass, black and white crappie, channel and flathead catfish, and different types of sunfish.[4] The marine law enforcement branch of the Oklahoma Highway Patrol, Troop W, is headquartered at Birch Lake.[5]