East Fork Grand River Watershed Site E58b
East Fork Grand River Watershed Site E58b is an earth dam located in Ringgold County, Iowa, built in 2010. It carries a Low hazard potential classification.
About East Fork Grand River Watershed Site E58b
The primary purpose of East Fork Grand River Watershed Site E58b 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 Carl Jerome & Ringgold County Swcd (local government). It impounds the Tr To Lotts Creek near Allendale, Mo.
The dam stands 30 feet tall and stretches 450 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 54 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2010, 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 | Allendale, Mo |
| River/Stream | Tr To Lotts Creek |
| Coordinates | 40.57830, -94.12660 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 450 ft |
| Year Completed | 2010 (16 years old) |
Storage & Hydraulics
| NID Storage | 54 acre-ft |
| Max Storage | 54 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 151 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Carl Jerome & Ringgold County SWCD |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04155 |
| Federal ID | IA04155 |
| More Info | State Dam Safety Program |