The Mill Picayune Watershed Site M-2-3 is a significant Earth dam located in Harrison County, Iowa, designed by the USDA NRCS in 1967 for multiple purposes including fire protection, stock, small fish pond, and flood risk reduction.
Wind
Humidity
The dam stands at a height of 39 feet and spans a length of 365 feet, with a storage capacity of 32 acre-feet and a surface area of 2.6 acres. It is situated on TR-Mill Creek, contributing to the drainage area of 0.17 square miles.
Owned by the local government and regulated by the Iowa Department of Natural Resources, this dam plays a crucial role in water resource management in the area. With a low hazard potential and a moderate risk assessment, the dam is currently in a not rated condition assessment. Despite the lack of recent inspection data, the dam continues to serve its purpose effectively, providing essential services to the community while ensuring minimal risk to the surrounding area. Water resource and climate enthusiasts will appreciate the strategic location and design of the Mill Picayune Watershed Site M-2-3 as a sustainable solution for water management in Harrison County, Iowa.
Year Completed |
1967 |
Dam Length |
365 |
Dam Height |
39 |
River Or Stream |
TR-MILL CREEK |
Primary Dam Type |
Earth |
Surface Area |
2.6 |
Drainage Area |
0.17 |
Nid Storage |
32 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
39 |
Boyer River At Logan
|
417cfs |
Soldier River At Pisgah
|
112cfs |
Little Sioux River Near Turin
|
1040cfs |
Monona-Harrison Ditch Near Turin
|
158cfs |
Maple River At Mapleton
|
323cfs |
West Nishnabotna River At Hancock
|
154cfs |