The North Pigeon Creek Watershed Site M-1 in Pottawattamie County, Iowa, is a significant earth dam completed in 1993 by the USDA NRCS for flood risk reduction.
Wind
Humidity
With a height of 62 feet and a length of 750 feet, this dam provides a storage capacity of 575-acre feet on a drainage area of 4.31 square miles. The dam is regulated by the Iowa DNR and is inspected every five years, with a hazard potential rated as significant and a satisfactory condition assessment as of June 2017.
Located in Crescent, Iowa, along the North Pigeon Creek, this dam serves multiple purposes including flood risk reduction, fire protection, and stock or small fish pond management. The spillway is uncontrolled with a width of 3 feet, and the dam has a surface area of 40.5 acres. The structure is owned by the local government and is designed to withstand moderate risk levels, as per the risk assessment conducted on the site.
Overall, the North Pigeon Creek Watershed Site M-1 is an essential infrastructure in the region, providing valuable flood protection and water management services. With its strategic location and design, this dam plays a crucial role in safeguarding the community against potential hazards and enhancing the overall resilience of the watershed in the face of changing climate conditions.
Year Completed |
1993 |
Dam Length |
750 |
Dam Height |
62 |
River Or Stream |
NORTH PIGEON CREEK |
Primary Dam Type |
Earth |
Surface Area |
40.5 |
Drainage Area |
4.31 |
Nid Storage |
1660 |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
62 |
Boyer River At Logan
|
417cfs |
Missouri River At Omaha
|
17500cfs |
Big Papillion Cr
|
38cfs |
West Nishnabotna River At Hancock
|
154cfs |
Elkhorn River At Waterloo
|
1120cfs |
Soldier River At Pisgah
|
112cfs |
| Location | Reservations | Toilets |
|---|---|---|
Hitchcock County Nature Center
|
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Missouri Valley City Park
|
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N. P. Dodge Mem Park
|
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Wilson Island State Rec Area
|
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Arrowhead Park
|