The Mill Picayune Watershed Site M-24-10 in Shelby County, Iowa, is a local government-owned earth dam completed in 1964 by the USDA NRCS.
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Humidity
This watershed site, located in the city of Manteno along Mill Creek, serves multiple purposes including fire protection, stock watering, small fish pond, and flood risk reduction. With a dam height of 36 feet and a storage capacity of 166 acre-feet, the site covers a surface area of 4.4 acres and drains a 3.8-acre watershed area.
Managed by the Iowa DNR, the Mill Picayune Watershed Site M-24-10 has a low hazard potential and a moderate risk assessment rating. The dam has not been rated for condition assessment, and there is no information available on emergency action plans or inundation maps. Despite these gaps, the site meets state permitting, inspection, and enforcement requirements, ensuring its safety and regulatory compliance. With its strategic location and vital role in water resource management, this watershed site is a valuable asset in safeguarding the local community and environment.
Year Completed |
1964 |
Dam Length |
787 |
Dam Height |
36 |
River Or Stream |
MILL CREEK |
Primary Dam Type |
Earth |
Surface Area |
4.4 |
Drainage Area |
3.8 |
Nid Storage |
166 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
36 |
Boyer River At Logan
|
417cfs |
Soldier River At Pisgah
|
112cfs |
Little Sioux River Near Turin
|
1040cfs |
Maple River At Mapleton
|
323cfs |
Monona-Harrison Ditch Near Turin
|
158cfs |
West Nishnabotna River At Hancock
|
154cfs |