Leech Hollow Subwatershed Site C-2 is a local government-owned dam located in Monona, Iowa, specifically in the city of CASTANA.
Wind
Humidity
Constructed in 1978, this earth dam stands at a height of 56 feet and spans a length of 720 feet, with a storage capacity of 162 acre-feet. The primary purpose of the dam is for fire protection, stock, and small fish pond, as well as flood risk reduction and recreation.
Managed by the Iowa Department of Natural Resources, this dam on TR-MC CLAREY CREEK has a low hazard potential and is currently rated as 'Not Rated' in terms of condition assessment. The risk assessment for the dam is moderate, indicating a need for ongoing monitoring and maintenance. While the emergency action plan status and inundation maps preparedness are not specified, the dam is subject to state regulatory oversight and inspection, ensuring compliance with safety standards.
Overall, Leech Hollow Subwatershed Site C-2 serves a vital role in water resource management and climate resilience in the region. With its multiple purposes and moderate risk level, continued monitoring and maintenance will be essential to ensure the safety and effectiveness of this important infrastructure.
Year Completed |
1978 |
Dam Length |
720 |
Dam Height |
56 |
River Or Stream |
TR-MC CLAREY CREEK |
Primary Dam Type |
Earth |
Surface Area |
5.7 |
Drainage Area |
1.32 |
Nid Storage |
162 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
56 |
Maple River At Mapleton
|
323cfs |
Little Sioux River Near Turin
|
1040cfs |
Monona-Harrison Ditch Near Turin
|
158cfs |
West Fork Ditch At Hornick
|
80cfs |
Soldier River At Pisgah
|
112cfs |
Missouri River At Decatur
|
14900cfs |