Benton Falls

Sebasticook River· Kennebec, Maine· Built 1987· Concrete· 27 ft tall
Low Hazard Hydroelectric Private

Key Takeaway

Benton Falls is classified as low hazard in Maine. It was completed in 1987 and is 39 years old. Its primary use is hydroelectric.

Physical Details

Dam Height 27 ft (taller than 85.7% in ME)
Dam Length500 ft
Dam TypeConcrete
Max Storage955 acre-ft
Normal Storage955 acre-ft
Surface Area83 acres
Drainage Area860 sq mi
Max Discharge23,000 cfs
Year Completed1987 (39 years old)
NID IDME83016

Safety Information

Low Hazard

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?

Emergency Action Plan: No
Last Inspection: September 29, 2022
State Regulated: No

Ownership

Everett E. Whitman & Benton Falls Associates

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Benton Falls?

Benton Falls 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 Benton Falls?

Benton Falls is owned by Everett E. Whitman & Benton Falls Associates (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Benton Falls built?

Benton Falls was completed in 1987, making it 39 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 Benton Falls?

Benton Falls 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 Benton Falls?

Benton Falls has a dam height of 27 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 Benton Falls last inspected?

Benton Falls was last inspected on September 29, 2022. 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.