Riggs Lake Dam is an earth dam located in Jefferson County, Kentucky, built in 1930. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 18 ft18 ft tall and 480 ft long. 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 Riggs Lake Dam
The primary purpose of Riggs Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mathis, Riggs, & Prather Psc (private). It impounds the Floyds Fork near Seatonville.
The dam stands 18 feet tall and stretches 480 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 78 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.
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 06/27/2012. That was over 14 years ago.
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Location
| State | Kentucky |
| County | Jefferson |
| Nearest City | Seatonville |
| River/Stream | Floyds Fork |
| Coordinates | 38.19609, -85.51435 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 480 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 78 acre-ft |
| Max Storage | 78 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mathis, Riggs, & Prather Psc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 06/27/2012 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KY00094 |
| Federal ID | KY00094 |
| More Info | State Dam Safety Program |