East Fork Grand River Watershed Site D-66
East Fork Grand River Watershed Site D-66 is an earth dam located in Ringgold County, Iowa, built in 2008. It carries a Low hazard potential classification.
About East Fork Grand River Watershed Site D-66
The primary purpose of East Fork Grand River Watershed Site D-66 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 Lotts Creek near State Of Mo.
The dam stands 23 feet tall and stretches 630 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 91 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 Lotts Creek |
| Coordinates | 40.72600, -94.12180 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 630 ft |
| Year Completed | 2008 (18 years old) |
Storage & Hydraulics
| NID Storage | 91 acre-ft |
| Max Storage | 91 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 3 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 Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03949 |
| Federal ID | IA03949 |
| More Info | State Dam Safety Program |