Henegar Dam is an earth dam located in Cannon County, Tennessee, built in 1970. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 355 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 Henegar Dam
Henegar Dam is a dam in Cannon, Tennessee. The dam is owned by Woodcock, Cindy Henegar (private). It impounds the Moutain Creek near Blue Hill.
The dam stands 18 feet tall and stretches 355 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 102 acre-feet, and collects water from a drainage area of 0 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. The most recent inspection on record was 12/14/2022.
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Location
| State | Tennessee |
| County | Cannon |
| Nearest City | Blue Hill |
| River/Stream | Moutain Creek |
| Coordinates | 35.83333, -85.92278 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Length | 355 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 102 acre-ft |
| Max Storage | 102 acre-ft |
| Normal Storage | 48 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Woodcock, Cindy Henegar |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/14/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN01501 |
| Federal ID | TN01501 |
| More Info | State Dam Safety Program |