English Bench Watershed Site 5, located in Allamakee County, Iowa, is a crucial water resource managed by the local government and designed by the USDA NRCS.
Wind
Humidity
This site plays a significant role in fire protection, stock, and small fish pond management, as well as flood risk reduction. The earth dam, completed in 1970, stands at a height of 47 feet and has a storage capacity of 107 acre-feet, making it a vital infrastructure for water management in the area.
Despite its low hazard potential, English Bench Watershed Site 5 is regulated by the Iowa DNR and undergoes regular state inspections, enforcement, and permitting. The dam structure, with a length of 507 feet, serves a drainage area of 0.54 square miles along the TR-Upper Iowa River. The site's risk assessment is moderate, emphasizing the importance of ongoing risk management measures to ensure the safety and efficiency of the dam in the face of changing climate conditions and water resource demands.
With its strategic location near the Mississippi River and its role in water storage and flood risk reduction, English Bench Watershed Site 5 stands as a critical piece of infrastructure in the region. Managed by the local government and designed by the USDA NRCS, this earth dam provides essential services for fire protection, stock management, and small fish pond operations, highlighting its multifaceted contributions to water resource management in Iowa's Allamakee County.
Year Completed |
1970 |
Dam Length |
507 |
Dam Height |
47 |
River Or Stream |
TR-UPPER IOWA RIVER |
Primary Dam Type |
Earth |
Surface Area |
5 |
Drainage Area |
0.54 |
Nid Storage |
107 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
47 |
Upper Iowa River Near Dorchester
|
147cfs |
Upper Iowa River At Decorah
|
137cfs |
South Fork Root River Near Houston
|
209cfs |
Upper Iowa River At Bluffton
|
264cfs |
Root River Near Houston
|
472cfs |
Yellow River At Ion
|
23cfs |
| Location | Reservations | Toilets |
|---|---|---|
Highland General Store & Campground
|
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Blackhawk Park - DeSoto
|
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Blackhawk Park Campground
|
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Blackhawk County Park
|
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Trollskogen City Park
|