Fern Lake Dam is an earth dam located in Madison County, Tennessee, built in 1969. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 22 ft22 ft tall and 600 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 Fern Lake Dam
The primary purpose of Fern Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Springbrook Lake Estates P.o.a. (private). It impounds the Spring Creek.
The dam stands 22 feet tall and stretches 600 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 115 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1969, 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 10/21/2025.
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Location
| State | Tennessee |
| County | Madison |
| River/Stream | Spring Creek |
| Coordinates | 35.72889, -88.65639 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Length | 600 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 115 acre-ft |
| Max Storage | 115 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Springbrook Lake Estates P.o.a. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/21/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN11314 |
| Federal ID | TN11314 |
| More Info | State Dam Safety Program |