Located in Crawford County, Iowa, the Mill Picayune Watershed Site M-30-2 is a dam constructed in 1972 by the USDA NRCS for fire protection, stock, and small fish pond purposes.
Wind
Humidity
With a dam height of 34 feet and a length of 530 feet, this earth dam has a storage capacity of 133 acre-feet and serves the TR-MILL CREEK. The dam has a low hazard potential and is currently rated as 'Not Rated' in terms of condition assessment.
Managed by the local government, this dam is regulated by the Iowa Department of Natural Resources and undergoes state permitting, inspection, and enforcement processes. While the dam poses a moderate risk level, it has not been assessed for risk management measures or emergency action plans. Despite its low hazard potential, the dam serves as a critical structure for flood risk reduction and water resource management in the area. Climate and water resource enthusiasts can appreciate the significance of this dam in maintaining water quality and quantity in the Mill Picayune Watershed.
Year Completed |
1972 |
Dam Length |
530 |
Dam Height |
34 |
River Or Stream |
TR-MILL CREEK |
Primary Dam Type |
Earth |
Surface Area |
6 |
Drainage Area |
0.41 |
Nid Storage |
133 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
34 |
Boyer River At Logan
|
417cfs |
Soldier River At Pisgah
|
112cfs |
Maple River At Mapleton
|
323cfs |
Little Sioux River Near Turin
|
1040cfs |
Monona-Harrison Ditch Near Turin
|
158cfs |
West Nishnabotna River At Hancock
|
154cfs |