SNOFLO
 



WEST FORK BIG CR WTRSHD SITE B-182

RESERVOIR LEVELS
Soil Dam Tr- West Fork Big Creek
April 7, 2025


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Located in Decatur County, Iowa, the West Fork Big Creek Watershed Site B-182 is a flood risk reduction structure designed by the USDA NRCS and completed in 2003. This earth dam stands at a height of 22 feet and spans 456 feet in length, with a storage capacity of 55 acre-feet. The primary purpose of this structure is flood risk reduction, serving to protect the surrounding area from potential flooding events.

Managed by the Iowa Department of Natural Resources, this dam is regulated, permitted, inspected, and enforced by the state agency, ensuring its functionality and safety. With a low hazard potential and a moderate risk assessment rating, the West Fork Big Creek Watershed Site B-182 plays a crucial role in mitigating flood risks in the region. As a water resource and climate enthusiast, understanding the importance of infrastructure like this helps to appreciate the efforts put into managing and protecting our natural resources.

Situated in a strategic location within the watershed, this dam serves as a key component in the overall water management system of the area. With its uncontrolled spillway and soil foundation, the West Fork Big Creek Watershed Site B-182 is a testament to the collaboration between local government and federal agencies in safeguarding communities against the impacts of extreme weather events. As a site to study and appreciate the intersection of water resource management and climate resilience, this structure stands as a symbol of proactive measures taken to address the challenges posed by a changing climate.

Year_Completed 2003
Dam_Height 22
River_Or_Stream TR- WEST FORK BIG CREEK
Dam_Length 456
Primary_Dam_Type Earth
Surface_Area 2.8
Drainage_Area 0.17
Nid_Storage 55
Hazard_Potential Low
Foundations Soil
Nid_Height 22
       

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