Thompson Lake is an earth dam located in Franklin County, Kentucky, built in 1988. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 26 ft26 ft tall and 875 ft long, taller than 55% of U.S. dams with a recorded height. 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 Thompson Lake
The primary purpose of Thompson Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Charles Smith (private). It impounds the Elkhorn near Forks of Elkhorn.
The dam stands 26 feet tall and stretches 875 feet across, creates a reservoir covering 13 acres, has a maximum storage capacity of 201 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1988, the structure is 38 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 01/25/2018.
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Location
| State | Kentucky |
| County | Franklin |
| Nearest City | Forks of Elkhorn |
| River/Stream | Elkhorn |
| Coordinates | 38.23076, -84.79144 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 875 ft |
| Year Completed | 1988 (38 years old) |
Storage & Hydraulics
| NID Storage | 201 acre-ft |
| Max Storage | 201 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Charles Smith |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 01/25/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KY01055 |
| Federal ID | KY01055 |
| More Info | State Dam Safety Program |