Upper North Channel Dam

BLACK RIVER· Jefferson, New York· Built 1948· Concrete· 24 ft tall
Significant Hazard Hydroelectric Private

Key Takeaway

Upper North Channel Dam is classified as significant hazard in New York. It was completed in 1948 and is 78 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 24 ft (taller than 68.1% in NY)
Dam Length90 ft
Dam TypeConcrete
Max Storage75 acre-ft
Normal Storage75 acre-ft
Surface Area9 acres
Drainage Area1,810 sq mi
Max Discharge5,290 cfs
Year Completed1948 (78 years old)
NID IDNY00323

Safety Information

Significant Hazard

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?

Emergency Action Plan: Yes
Last Inspection: August 1, 1995
State Regulated: No

Ownership

Erie Boulevard Hydropower, LP/Brookfield Renewable

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Upper North Channel Dam?

Upper North Channel Dam 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 Upper North Channel Dam?

Upper North Channel Dam is owned by Erie Boulevard Hydropower, LP/Brookfield Renewable (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Upper North Channel Dam built?

Upper North Channel Dam was completed in 1948, making it 78 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 Upper North Channel Dam?

Upper North Channel Dam 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 Upper North Channel Dam?

Upper North Channel Dam has a dam height of 24 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 Upper North Channel Dam last inspected?

Upper North Channel Dam was last inspected on August 1, 1995. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.