West Grand Lake
Key Takeaway
West Grand Lake is classified as significant hazard in Maine. It was completed in 1836 and is 190 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 13 ft (taller than 41.6% in ME) |
| Dam Length | 487 ft |
| Dam Type | Timber Crib |
| Max Storage | 160.9K acre-ft |
| Normal Storage | 160.9K acre-ft |
| Surface Area | 23,500 acres |
| Drainage Area | 162 sq mi |
| Max Discharge | 5,450 cfs |
| Year Completed | 1836 (190 years old) |
| NID ID | ME00223 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Woodland Pulp, LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of West Grand Lake?
West Grand Lake is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates West Grand Lake?
West Grand Lake is owned by Woodland Pulp, LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was West Grand Lake built?
West Grand Lake was completed in 1836, making it 190 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 West Grand Lake?
West Grand Lake serves the following purposes: Hydroelectric. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is West Grand Lake?
West Grand Lake 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 West Grand Lake last inspected?
West Grand Lake was last inspected on September 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.