Prairie Trail - Cp5 is a vital flood risk reduction structure located in Ankeny, Iowa.
Wind
Humidity
Owned and regulated by the local government, this earth dam stands at a height of 24 feet and was completed in 2014. With a storage capacity of 61 acre-feet, it serves the primary purpose of flood risk reduction for the surrounding area, offering protection against potential inundation from heavy rainfall or rising water levels.
Designed by Snyder and Associates, Prairie Trail - Cp5 plays a crucial role in safeguarding the community from significant hazards posed by flooding. With a hydraulic height of 24 feet and a maximum discharge capacity of 1070 cubic feet per second, this structure is equipped to handle large volumes of water during extreme weather events. The dam's condition assessment is currently listed as "Not Rated," indicating the need for ongoing monitoring and maintenance to ensure its effectiveness in mitigating flood risks.
Located in Polk County, Iowa, Prairie Trail - Cp5 is a key component of the local flood risk management infrastructure. With its stone core and soil foundation, this earth dam covers a surface area of 2 acres and serves a drainage area of 0.38 square miles. As a significant hazard potential structure, regular inspections and risk management measures are essential to maintaining the dam's integrity and protecting the community from potential flooding events.
Year Completed |
2014 |
Dam Height |
24 |
Primary Dam Type |
Earth |
Surface Area |
2 |
Hydraulic Height |
24 |
Drainage Area |
0.38 |
Nid Storage |
61 |
Structural Height |
24 |
Outlet Gates |
None |
Hazard Potential |
Significant |
Foundations |
Soil |
Nid Height |
24 |
Fourmile Creek Near Ankeny
|
9cfs |
Des Moines River Near Saylorville
|
855cfs |
Beaver Creek Near Grimes
|
183cfs |
Des Moines River At 2nd Avenue
|
418cfs |
Fourmile Creek At Des Moines
|
22cfs |
Raccoon River At Fleur Drive
|
1200cfs |
| Location | Reservations | Toilets |
|---|---|---|
Cherry Glen Campground
|
||
Acorn Valley Campground
|
||
Water Trail Campsite
|