Se Des Moines Stormwater Det. Dam #5 is an earth dam located in Polk County, Iowa, built in 1999. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 19 ft19 ft tall and 650 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Se Des Moines Stormwater Det. Dam #5
The primary purpose of Se Des Moines Stormwater Det. Dam #5 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City of Des Moines (local government). It impounds the Tr- Yeader Creek near Des Moines.
The dam stands 19 feet tall and stretches 650 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 103 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1999, the structure is 27 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/17/2010. That was over 16 years ago.
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Location
| State | Iowa |
| County | Polk |
| Nearest City | Des Moines |
| River/Stream | Tr- Yeader Creek |
| Coordinates | 41.52530, -93.56010 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Height | 19 ft |
| Dam Length | 650 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Normal Storage | 46 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Des Moines |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/17/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03230 |
| Federal ID | IA03230 |
| More Info | State Dam Safety Program |