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Dennis Koenig Dam, located in Volney, Iowa, is a privately owned structure designed by USDA NRCS and completed in 2013.
This Earth-type dam serves multiple purposes including grade stabilization, fish and wildlife pond creation, and recreation. With a height of 28 feet and a length of 427 feet, the dam has a storage capacity of 115 acre-feet and covers a surface area of 4.6 acres.
Situated on a tributary to the Yellow River, Dennis Koenig Dam is regulated by the Iowa Department of Natural Resources and undergoes regular inspections to ensure its safety and efficacy. The dam's spillway is uncontrolled with a width of 12 feet, and it has a low hazard potential with a moderate risk assessment rating of 3. While the dam's condition assessment is currently not rated, it meets regulatory guidelines and is equipped with emergency action preparedness measures.
Water resource and climate enthusiasts will appreciate the strategic location and design of Dennis Koenig Dam, which not only enhances the local ecosystem and recreational opportunities but also contributes to grade stabilization and flood control efforts. Its collaborative ownership and state oversight ensure its continued functionality and safety, making it a valuable asset in water resource management in Winneshiek County, Iowa.
Turkey River Near Eldorado
|
634cfs |
Upper Iowa River At Decorah
|
640cfs |
Turkey River At Spillville
|
210cfs |
Yellow River At Ion
|
356cfs |
Bloody Run Creek Near Marquette
|
32cfs |
Upper Iowa River Near Dorchester
|
937cfs |
Year Completed |
2013 |
Dam Length |
427 |
Dam Height |
28 |
River Or Stream |
Trib to Yellow River |
Primary Dam Type |
Earth |
Surface Area |
4.6 |
Drainage Area |
0.86 |
Nid Storage |
115 |
Outlet Gates |
None |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
28 |
The "Lower" Dam, Near The Confluence Of Coon Creek To Lane'S Bridge
Western Boundary Of Effigy Mounds National Monument To Boundary Of Effigy Mounds National Monument
The Town Of Bluffton To The "Lower" Dam, Near The Confluence Of Coon Creek
The Minnesota-Iowa State Border To Ends Near The Town Of Bluffton, Iowa
The Big Green River
To The River'S Mouth At The Mississippi River