Williams
Key Takeaway
Williams is classified as low hazard in Maine. It was completed in 1939 and is 87 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 45 ft (taller than 94.7% in ME) |
| Dam Length | 680 ft |
| Dam Type | Earth |
| Max Storage | 4.6K acre-ft |
| Normal Storage | 4.6K acre-ft |
| Surface Area | 446 acres |
| Drainage Area | 2,720 sq mi |
| Max Discharge | 48,790 cfs |
| Year Completed | 1939 (87 years old) |
| NID ID | ME00088 |
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
Brookfield Renewable Power LLC NYRO
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Williams?
Williams 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 Williams?
Williams is owned by Brookfield Renewable Power LLC NYRO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Williams built?
Williams was completed in 1939, making it 87 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 Williams?
Williams 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 Williams?
Williams has a dam height of 45 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 Williams last inspected?
Williams was last inspected on June 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.