Bower Off-Road Dam, located in Westerville, Iowa, is a local government-owned structure primarily used for fire protection, stock, or as a small fish pond.
Wind
Humidity
Built in 1990 by the Soil Conservation Service (SCS), this earth dam stands at a height of 32 feet and spans a length of 206 feet. With a storage capacity of 18 acre-feet and a surface area of 0.8 acres, the dam serves its purpose while also being regulated by the Iowa Department of Natural Resources.
Situated on TR-Four Mile Creek in Union County, Iowa, the Bower Off-Road Dam is considered to have a low hazard potential, with a moderate risk assessment rating. Despite not being currently rated for its condition, the dam is inspected, permitted, and regulated by the state, ensuring its safety and functionality. With its uncontrolled spillway type and earth foundation, the dam plays a crucial role in water resource management and climate resilience efforts in the region, providing valuable benefits to the community and ecosystem.
For water resource and climate enthusiasts, Bower Off-Road Dam presents an intriguing case study of a locally managed structure contributing to fire protection and ecological support. Its location, design, and purpose reflect the intersection of human infrastructure with natural water systems, highlighting the importance of sustainable dam management practices in the face of changing climate conditions. With ongoing inspections and regulatory oversight, the dam continues to serve its intended functions while also posing opportunities for further research and engagement in water resource management strategies.
Year Completed |
1990 |
Dam Length |
206 |
Dam Height |
32 |
River Or Stream |
TR-FOUR MILE CREEK |
Primary Dam Type |
Earth |
Surface Area |
0.8 |
Drainage Area |
0.18 |
Nid Storage |
18 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
32 |
Thompson River At Davis City
|
22cfs |
Raccoon River At Van Meter
|
1640cfs |
South River Near Ackworth
|
18cfs |
North River Near Norwalk
|
48cfs |
Middle River Near Indianola
|
48cfs |
Raccoon River Near West Des Moines
|
1300cfs |