Solutia #15 Dam is an earth dam located in Maury County, Tennessee, built in 1977. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 227 ft227 ft tall and 3,393 ft long, taller than 99% of U.S. dams with a recorded height. Height is drawn to scale against the Statue of Liberty, 305 ft ground to torch; the profile is a generic embankment section and the water level is illustrative.
About Solutia #15 Dam
Solutia #15 Dam is a dam in Maury, Tennessee. The dam is owned by Sante Fe Retreat, LLC (private). It impounds the Cold Branch near Williamsport.
The dam stands 227 feet tall and stretches 3,393 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 32,945 acre-feet, and collects water from a drainage area of 1 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 03/10/2025.
At 227 feet, this dam is taller than 99% of all dams in the United States.
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Location
| State | Tennessee |
| County | Maury |
| Nearest City | Williamsport |
| River/Stream | Cold Branch |
| Coordinates | 35.69861, -87.11806 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 227 ft |
| Dam Length | 3,393 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 32,945 acre-ft |
| Max Storage | 32,945 acre-ft |
| Normal Storage | 23,614 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Sante Fe Retreat, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/10/2025 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TN11929 |
| Federal ID | TN11929 |
| More Info | State Dam Safety Program |