Johns Creek Dam
Johns Creek Dam is an earth dam located in Carroll County, Tennessee, built in 1977. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Johns Creek Dam
Johns Creek Dam is a dam in Carroll, Tennessee. The dam is owned by Wtrba (state). It impounds the Johns Creek near Whitthorne.
The dam stands 24 feet tall and stretches 500 feet across, creates a reservoir covering 18 acres, has a maximum storage capacity of 255 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 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 05/07/2024.
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Location
| State | Tennessee |
| County | Carroll |
| Nearest City | Whitthorne |
| River/Stream | Johns Creek |
| Coordinates | 35.85722, -88.65139 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Length | 500 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 255 acre-ft |
| Max Storage | 255 acre-ft |
| Normal Storage | 83 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Wtrba |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/07/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN01708 |
| Federal ID | TN01708 |
| More Info | State Dam Safety Program |