Caryonah Lake Dam is an earth dam located in Cumberland County, Tennessee, built in 1970. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 42 ft42 ft tall and 305 ft long, taller than 88% 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 Caryonah Lake Dam
The primary purpose of Caryonah Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City of Crossville (local government). It impounds the Panther Creek.
The dam stands 42 feet tall and stretches 305 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 458 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1970, 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 02/13/2025.
At 42 feet, this dam is taller than 88% of dams nationwide.
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Location
| State | Tennessee |
| County | Cumberland |
| River/Stream | Panther Creek |
| Coordinates | 36.07083, -85.13111 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 42 ft |
| Dam Length | 305 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 458 acre-ft |
| Max Storage | 458 acre-ft |
| Normal Storage | 297 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | City of Crossville |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/13/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN03561 |
| Federal ID | TN03561 |
| More Info | State Dam Safety Program |