SNOFLO



LITTLE EGYPT SUBWATERSHED 5-3052

RESERVOIR LEVELS
Soil Dam Tr-West Fork Little Sioux Riv
April 6, 2025


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Little Egypt Subwatershed 5-3052, located in Woodbury County, Iowa, is a vital water resource managed by the local government and regulated by the Iowa Department of Natural Resources. This earth dam, completed in 1960 by the USDA NRCS, serves multiple purposes including fire protection, stock, small fish pond maintenance, and flood risk reduction. With a dam height of 44 feet and a storage capacity of 55 acre-feet, this structure covers a surface area of 2.6 acres and drains a 0.23 square mile area, contributing to the TR-West Fork Little Sioux River.

Despite its low hazard potential, Little Egypt Subwatershed 5-3052 has a moderate risk assessment rating, indicating the need for careful monitoring and management. Currently, the dam's condition assessment is not rated, highlighting the importance of regular inspections and maintenance to ensure its structural integrity and safety. While there are no emergency action plans in place, the local government and relevant agencies are responsible for overseeing operations, inspections, and enforcement to uphold the dam's functionality and mitigate potential risks to the surrounding community and environment.

This earth dam in Rolly Springs, Iowa, plays a crucial role in water resource management and flood control, reflecting the collaborative efforts between local and federal agencies. With its strategic location and multiple functions, Little Egypt Subwatershed 5-3052 serves as a key asset in protecting the local ecosystem and ensuring sustainable water management practices in the region.

Year_Completed 1960
Dam_Height 44
River_Or_Stream TR-WEST FORK LITTLE SIOUX RIV
Dam_Length 500
Primary_Dam_Type Earth
Surface_Area 2.6
Drainage_Area 0.23
Nid_Storage 55
Hazard_Potential Low
Foundations Soil
Nid_Height 44
       

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