Corcoran Pond Dam
Key Takeaway
Corcoran Pond Dam is classified as high hazard in New Hampshire. It was completed in 1976 and is 50 years old. Its primary use is recreation. 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 Height | 17 ft (taller than 59.6% in NH) |
| Dam Length | 253 ft |
| Dam Type | Earth |
| Max Storage | 34 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 3,057 cfs |
| Year Completed | 1976 (50 years old) |
| Year Modified | 2019 |
| NID ID | NH00901 |
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
TOWN OF WATERVILLE VALLEY
Local Government
Nearby Dams
Waterville Valley Lagoons Dam
Grafton, NH
Significant Hazard 19 ftLocke 2 Dam
Grafton, NH
Low Hazard 60 ftLocke 1 Dam
Grafton, NH
Low Hazard 27 ftCampton Pond Hydro Dam
Grafton, NH
High Hazard 39 ftLoon Pond Dam
Grafton, NH
Low Hazard 7 ftRed Hill Pond Dam
Carroll, NH
Low Hazard 7 ftPemigewasset River Levee
Grafton, NH
High Hazard 15 ftMirror Lake Dam
Grafton, NH
Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Corcoran Pond Dam?
Corcoran Pond Dam 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 Corcoran Pond Dam?
Corcoran Pond Dam is owned by TOWN OF WATERVILLE VALLEY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Corcoran Pond Dam built?
Corcoran Pond Dam was completed in 1976, making it 50 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 Corcoran Pond Dam?
Corcoran Pond 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 Corcoran Pond Dam?
Corcoran Pond Dam has a dam height of 17 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 Corcoran Pond Dam last inspected?
Corcoran Pond Dam was last inspected on June 16, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.