Mcindoes
Key Takeaway
Mcindoes is classified as low hazard in New Hampshire. It was completed in 1931 and is 95 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 25 ft (taller than 80.2% in NH) |
| Dam Length | 730 ft |
| Dam Type | Concrete |
| Max Storage | 4.8K acre-ft |
| Normal Storage | 4.8K acre-ft |
| Surface Area | 543 acres |
| Drainage Area | 2,200 sq mi |
| Max Discharge | 138,500 cfs |
| Year Completed | 1931 (95 years old) |
| NID ID | NH00166 |
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
Great River Hydro, LLC
Private
Nearby Dams
Tyler Tree Farm Dam
Grafton, NH
Significant Hazard 25 ftDodge Falls
Grafton, NH
Low Hazard 18 ftEast Barnet
Caledonia, VT
Low Hazard 12 ftComerford
Grafton, NH
High Hazard 170 ftHarveys Lake
Caledonia, VT
Significant Hazard 10 ftWoodsville
Grafton, NH
Significant Hazard 12 ftNewbury
Orange, VT
Significant Hazard 20 ftPassumpsic
Caledonia, VT
Low Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Mcindoes?
Mcindoes 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 Mcindoes?
Mcindoes is owned by Great River Hydro, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mcindoes built?
Mcindoes was completed in 1931, making it 95 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 Mcindoes?
Mcindoes serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mcindoes?
Mcindoes has a dam height of 25 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 Mcindoes last inspected?
Mcindoes was last inspected on June 8, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.