SNOFLO
 

       




SIOUX FALLS DIVERS. WEIR

RESERVOIR LEVELS
March 30, 2025


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Sioux Falls Divers. Weir, located in Minnehaha County, South Dakota, is a gravity dam completed in 1960 with a height of 27 feet and a length of 331 feet. It serves as a vital water resource management structure with a storage capacity of 1200 acre-feet and a maximum discharge of 35,000 cubic feet per second. The dam is regulated by the South Dakota Department of Environment and Natural Resources (DENR) and is subject to regular inspections, enforcement, and permitting to ensure its structural integrity and safety.

Managed by the local government, Sioux Falls Divers. Weir plays a significant role in flood control and water supply management in the region. While the dam's condition assessment is currently listed as "Not Rated," its hazard potential is deemed to be significant. The dam's emergency action plan status, risk assessment, and risk management measures are yet to be fully evaluated and updated. As a crucial infrastructure in the St. Paul District, the dam's operations are essential for protecting downstream areas and maintaining water quality in the region.

With Dusty Johnson (R) as the Congressional Representative overseeing the area, Sioux Falls Divers. Weir stands as a key component in the water resource infrastructure of South Dakota. As climate change impacts water resources, the proper maintenance and monitoring of dams like Sioux Falls Divers. Weir become increasingly important to ensure the safety and security of communities and ecosystems that depend on its operations.

Year_Completed 1960
Dam_Height 27
Dam_Length 331
Primary_Dam_Type Gravity
Nid_Storage 1200
Hazard_Potential Significant
Nid_Height 27
       

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