Wayne Co. Roadgrade Dam - Clow Site
Wayne Co. Roadgrade Dam - Clow Site is an earth dam located in Wayne County, Iowa, built in 1996. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Wayne Co. Roadgrade Dam - Clow Site
Wayne Co. Roadgrade Dam - Clow Site is a dam in Wayne, Iowa. The dam is owned by Wayne County Board Of Supervisors (local government). It impounds the Tr- W. Fk. Medicine Creek near State Of Missouri.
The dam stands 34 feet tall and stretches 1,025 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 1,463 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1996, the structure is 30 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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 06/26/2023.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Iowa |
| County | Wayne |
| Nearest City | State Of Missouri |
| River/Stream | Tr- W. Fk. Medicine Creek |
| Coordinates | 40.59410, -93.40360 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 1,025 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 1,463 acre-ft |
| Max Storage | 1,463 acre-ft |
| Normal Storage | 112 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Wayne County Board of Supervisors |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/26/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03054 |
| Federal ID | IA03054 |
| More Info | State Dam Safety Program |