Third Creek Watershed Dam #7a
Key Takeaway
Third Creek Watershed Dam #7a is classified as high hazard in North Carolina. It was completed in 1955 and is 71 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Length | 450 ft |
| Dam Type | Earth |
| Max Storage | 876 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 3,028 sq mi |
| Max Discharge | 660 cfs |
| Year Completed | 1955 (71 years old) |
| Year Modified | 1999 |
| NID ID | NC00297 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Jacob S Sink
Private
Nearby Dams
Third Creek Watershed Dam #9
Iredell, NC
High HazardHill Lake Dam
Iredell, NC
Low HazardThird Creek Watershed Dam #10
Iredell, NC
Low HazardSmith Pond Dam
Alexander, NC
Significant HazardAdams Pond Dam
Alexander, NC
Significant HazardRogers Lake Dam Lower
Alexander, NC
Significant HazardRogers Lake Dam Upper
Alexander, NC
Significant HazardAmos Lake Dam
Iredell, NC
Low HazardFrequently Asked Questions
What is the hazard classification of Third Creek Watershed Dam #7a?
Third Creek Watershed Dam #7a is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Third Creek Watershed Dam #7a?
Third Creek Watershed Dam #7a is owned by Jacob S Sink (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Third Creek Watershed Dam #7a built?
Third Creek Watershed Dam #7a was completed in 1955, making it 71 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Third Creek Watershed Dam #7a?
Third Creek Watershed Dam #7a serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Third Creek Watershed Dam #7a last inspected?
Third Creek Watershed Dam #7a was last inspected on March 2, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.