Third Creek Watershed Dam #11 is an earth dam located in Iredell County, North Carolina, built in 1956. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 34 ft34 ft tall and 406 ft long, taller than 78% 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 Third Creek Watershed Dam #11
The primary purpose of Third Creek Watershed Dam #11 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by David L Williams (private). It impounds the Third Creek near Statesville.
The dam stands 34 feet tall and stretches 406 feet across, creates a reservoir covering 36 acres, has a maximum storage capacity of 408 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1956, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/16/2021.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | North Carolina |
| County | Iredell |
| Nearest City | Statesville |
| River/Stream | Third Creek |
| Coordinates | 35.80090, -80.99260 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Length | 406 ft |
| Year Completed | 1956 (70 years old) |
Storage & Hydraulics
| NID Storage | 408 acre-ft |
| Max Storage | 408 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 264 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | David L Williams |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 11/16/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NC00143 |
| Federal ID | NC00143 |
| More Info | State Dam Safety Program |