East Fork Grand River Watershed Site D-73 is an earth dam located in Ringgold County, Iowa, built in 2008. It carries a Low hazard potential classification.
Dam profile
NID height · 23 ft23 ft tall and 560 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 East Fork Grand River Watershed Site D-73
The primary purpose of East Fork Grand River Watershed Site D-73 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 Trib to South Creek near State of Mo.
The dam stands 23 feet tall and stretches 560 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 151 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2008, 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 Mo |
| River/Stream | Trib to South Creek |
| Coordinates | 40.70410, -94.11710 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 560 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 151 acre-ft |
| Max Storage | 151 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 10 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 | IA03951 |
| Federal ID | IA03951 |
| More Info | State Dam Safety Program |