Wayne County Roadgrade Dam 7-69-20
Wayne County Roadgrade Dam 7-69-20 is an earth dam located in Wayne County, Iowa, built in 1989. It carries a Low hazard potential classification.
About Wayne County Roadgrade Dam 7-69-20
Wayne County Roadgrade Dam 7-69-20 is a dam in Wayne, Iowa. The dam is owned by Wayne County Board Of Supervisors (local government). It impounds the Tr- South Fork Chariton River near Rathbun Reservoir.
The dam stands 24 feet tall and stretches 525 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 126 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1989, the structure is 37 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.
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Location
| State | Iowa |
| County | Wayne |
| Nearest City | Rathbun Reservoir |
| River/Stream | Tr- South Fork Chariton River |
| Coordinates | 40.79340, -93.19480 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 525 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 126 acre-ft |
| Max Storage | 126 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 6 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 | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02864 |
| Federal ID | IA02864 |
| More Info | State Dam Safety Program |