Lost Cr Pilot Watershed Dam E-7
Lost Cr Pilot Watershed Dam E-7 is an earth dam located in Lincoln County, Missouri, built in 1959. It carries a Significant hazard potential classification.
About Lost Cr Pilot Watershed Dam E-7
The primary purpose of Lost Cr Pilot Watershed Dam E-7 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 Holland, Kempfer, Conrad,lowry (local government). It impounds the Tr-lost Creek near Elsberry.
The dam stands 33 feet tall and stretches 960 feet across, creates a reservoir covering 1 acres, has a maximum storage capacity of 269 acre-feet, and collects water from a drainage area of 256 square miles. Completed in 1959, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Missouri |
| County | Lincoln |
| Nearest City | Elsberry |
| River/Stream | Tr-lost Creek |
| Coordinates | 39.12433, -90.82585 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 31 ft |
| Dam Length | 960 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 269 acre-ft |
| Max Storage | 269 acre-ft |
| Normal Storage | 29 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 256 sq mi |
| Max Discharge | 6,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | HOLLAND, KEMPFER, CONRAD,LOWRY |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO10972 |
| Federal ID | MO10972 |
| More Info | State Dam Safety Program |