Upper Green River Frs No 4
Upper Green River Frs No 4 is an earth dam located in Lincoln County, Kentucky, built in 1959. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Upper Green River Frs No 4
The primary purpose of Upper Green River Frs No 4 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 Lincoln County Soil Conservation District (local government). It impounds the South Fork Green River near South Fork.
The dam stands 45 feet tall and stretches 400 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 229 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1959, the structure is well into its service life at over 50 years old.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/19/2024.
At 45 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Kentucky |
| County | Lincoln |
| Nearest City | South Fork |
| River/Stream | South Fork Green River |
| Coordinates | 37.40639, -84.66333 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 400 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 229 acre-ft |
| Max Storage | 229 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | LINCOLN COUNTY SOIL CONSERVATION DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/19/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KY00340 |
| Federal ID | KY00340 |
| More Info | State Dam Safety Program |