Kinneytown

Naugatuck River· New Haven, Connecticut· Built 1913· Gravity· 21 ft tall
Significant Hazard Hydroelectric Water Supply Private

Key Takeaway

Kinneytown is classified as significant hazard in Connecticut. It was completed in 1913 and is 113 years old. Its primary use is hydroelectric. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 21 ft (taller than 76.6% in CT)
Dam Length413 ft
Dam TypeGravity
Max Storage881 acre-ft
Normal Storage881 acre-ft
Surface Area68 acres
Drainage Area309 sq mi
Max Discharge59,000 cfs
Year Completed1913 (113 years old)
NID IDCT00089

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: No
Last Inspection: March 28, 2022
State Regulated: No

Ownership

Kinneytown Hydro Company, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kinneytown?

Kinneytown 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 Kinneytown?

Kinneytown is owned by Kinneytown Hydro Company, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kinneytown built?

Kinneytown was completed in 1913, making it 113 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 Kinneytown?

Kinneytown serves the following purposes: Hydroelectric, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Kinneytown?

Kinneytown has a dam height of 21 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 Kinneytown last inspected?

Kinneytown was last inspected on March 28, 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.