East Fork Grand River Watershed Site B-54 is an earth dam located in Ringgold County, Iowa, built in 2004. It carries a Low hazard potential classification.
Dam profile
NID height · 28 ft28 ft tall and 615 ft long, taller than 62% of U.S. dams with a recorded height. 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 East Fork Grand River Watershed Site B-54
The primary purpose of East Fork Grand River Watershed Site B-54 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 Ringgold County Swcd (local government). It impounds the Tr- East Fork Grand River near State of Missouri.
The dam stands 28 feet tall and stretches 615 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 137 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2004, the structure is relatively new.
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 | Ringgold |
| Nearest City | State of Missouri |
| River/Stream | Tr- East Fork Grand River |
| Coordinates | 40.61530, -94.21640 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 615 ft |
| Year Completed | 2004 (22 years old) |
Storage & Hydraulics
| NID Storage | 137 acre-ft |
| Max Storage | 137 acre-ft |
| Normal Storage | 42 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Ringgold County Swcd |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03794 |
| Federal ID | IA03794 |
| More Info | State Dam Safety Program |