Jones Lake Dam
Key Takeaway
Jones Lake Dam is classified as low hazard in Maryland. It was completed in 1930 and is 96 years old. Its primary use is recreation.
Physical Details
| Dam Height | 13 ft (taller than 14.1% in MD) |
| Dam Length | 1,180 ft |
| Dam Type | Earth |
| Max Storage | 77 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 43 sq mi |
| Max Discharge | 1,273 cfs |
| Year Completed | 1930 (96 years old) |
| NID ID | MD00170 |
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
Jones Lake Corporation
Private
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Jones Lake Dam?
Jones 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 Jones Lake Dam?
Jones Lake Dam is owned by Jones Lake Corporation (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Jones Lake Dam built?
Jones Lake Dam was completed in 1930, making it 96 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 Jones Lake Dam?
Jones Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Jones Lake Dam?
Jones Lake Dam has a dam height of 13 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Jones Lake Dam last inspected?
Jones Lake Dam was last inspected on April 9, 2015. Inspection dates indicate when a formal review occurred, not the results of that inspection.