Johnson Lake Dam
Key Takeaway
Johnson Lake Dam is classified as low hazard in North Carolina. It was completed in 1966 and is 60 years old. Its primary use is irrigation.
Physical Details
| Dam Length | 1,560 ft |
| Dam Type | Earth |
| Max Storage | 110 acre-ft |
| Max Discharge | 33 cfs |
| Year Completed | 1966 (60 years old) |
| NID ID | NC01160 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Robert C Johnson
Private
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Low HazardFrequently Asked Questions
What is the hazard classification of Johnson Lake Dam?
Johnson Lake Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Johnson Lake Dam?
Johnson Lake Dam is owned by Robert C Johnson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnson Lake Dam built?
Johnson Lake Dam was completed in 1966, making it 60 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 Johnson Lake Dam?
Johnson Lake Dam serves the following purposes: Irrigation, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Johnson Lake Dam last inspected?
Johnson Lake Dam was last inspected on October 6, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.