Allen Branch Dam is an earth dam located in Cocke County, Tennessee, built in 1969. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 296 ft long, taller than 55% 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 Allen Branch Dam
The primary purpose of Allen Branch Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Usda Fs (federal). It impounds the Allen Branch near Newport, Tn.
The dam stands 26 feet tall and stretches 296 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 20 acre-feet. 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. The most recent inspection on record was 06/03/2008. That was over 18 years ago.
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Location
| State | Tennessee |
| County | Cocke |
| Nearest City | Newport, Tn |
| River/Stream | Allen Branch |
| Coordinates | 35.93890, -82.94450 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 296 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 20 acre-ft |
| Max Storage | 20 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 51 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 06/03/2008 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN02901 |
| Federal ID | TN02901 |
| More Info | State Dam Safety Program |