Johnson Creek #7
Key Takeaway
Johnson Creek #7 is classified as low hazard in Tennessee. It was completed in 1960 and is 66 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Length | 1,191 ft |
| Dam Type | Earth |
| Max Storage | 2.9K acre-ft |
| Normal Storage | 398 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 5 sq mi |
| Year Completed | 1960 (66 years old) |
| NID ID | TN11305 |
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
SIMO, LLC, ET AL.
Private
Nearby Dams
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Low HazardCub Creek # 2
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Low HazardJohnson Creek #10
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High HazardJohnson Creek #4
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Significant HazardFrequently Asked Questions
What is the hazard classification of Johnson Creek #7?
Johnson Creek #7 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 Creek #7?
Johnson Creek #7 is owned by SIMO, LLC, ET AL. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Johnson Creek #7 built?
Johnson Creek #7 was completed in 1960, making it 66 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 Creek #7?
Johnson Creek #7 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 Johnson Creek #7 last inspected?
Johnson Creek #7 was last inspected on January 8, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.