Reservoir Levels Weather Hydrology


Foss Reservoir Near Foss

April 16, 2024

1,641 ft

Foss Reservoir is located near Foss, Oklahoma, and was constructed in the 1950s by the U.S. Bureau of Reclamation for flood control and irrigation purposes. The reservoir has a storage capacity of 254,800 acre-feet of water and is fed by the Washita River. The hydrology of the reservoir is influenced by specific surface flows from the Washita River and snowpack providers during the winter months. The reservoir provides irrigation water for agriculture in the surrounding area and also offers recreational activities such as fishing, boating, and camping. The Foss Reservoir Dam, which is approximately 3,500 feet long and 117 feet high, was rehabilitated in the 1990s to ensure its safety and continued use.

Geolocation -99.187, 35.539
Elevation 1,643.28 ft
Gage Height, Ft 24hr Change 0%
Percent of Normal 100%
Minimum 1,636.06 ft
Maximum 1,642.01 ft
Average 1,639 ft
Dam_Height 142
Hydraulic_Height 128
Drainage_Area 1466
Year_Completed 1961
Nid_Storage 816888
Structural_Height 142
Surface_Area 13141
Hazard_Potential High
Outlet_Gates Valve - 1
Dam_Length 18130
Primary_Dam_Type Earth
Nid_Height 142

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