Lake Tarleton Dam
Key Takeaway
Lake Tarleton Dam is classified as low hazard in New Hampshire. It was completed in 1800 and is 226 years old. Its primary use is recreation.
Physical Details
| Dam Height | 8 ft (taller than 5% in NH) |
| Dam Length | 200 ft |
| Dam Type | Concrete |
| Max Storage | 1.4K acre-ft |
| Normal Storage | 416 acre-ft |
| Surface Area | 315 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 1,252 cfs |
| Year Completed | 1800 (226 years old) |
| Year Modified | 1951 |
| NID ID | NH00556 |
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
DALEY ENERGY LLC
Private
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High Hazard 68 ftBaker River Site 6 Dam
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Significant Hazard 14 ftFenn Dam
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Low Hazard 25 ftBaker River Site 5 Dike
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Low Hazard 20 ftLong Pond Dam
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Significant Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Lake Tarleton Dam?
Lake Tarleton 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 Lake Tarleton Dam?
Lake Tarleton Dam is owned by DALEY ENERGY LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Tarleton Dam built?
Lake Tarleton Dam was completed in 1800, making it 226 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 Lake Tarleton Dam?
Lake Tarleton 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 Lake Tarleton Dam?
Lake Tarleton Dam has a dam height of 8 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 Lake Tarleton Dam last inspected?
Lake Tarleton Dam was last inspected on September 2, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.