Success Lake Dam

UNNAMED· Fairfield, Connecticut· Built 1875· Earth· 15 ft tall
Significant Hazard Fish And Wildlife Pond Private

Key Takeaway

Success Lake Dam is classified as significant hazard in Connecticut. It was completed in 1875 and is 151 years old. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 15 ft (taller than 58.6% in CT)
Dam Length132 ft
Dam TypeEarth
Max Storage146 acre-ft
Normal Storage119 acre-ft
Surface Area18 acres
Drainage Area2 sq mi
Max Discharge760 cfs
Year Completed1875 (151 years old)
NID IDCT00079

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: October 26, 1988
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Sporting Goods Properties Inc

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Success Lake Dam?

Success Lake 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 Success Lake Dam?

Success Lake Dam is owned by Sporting Goods Properties Inc (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Success Lake Dam built?

Success Lake Dam was completed in 1875, making it 151 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 Success Lake Dam?

Success Lake Dam serves the following purposes: Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Success Lake Dam?

Success Lake Dam has a dam height of 15 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 Success Lake Dam last inspected?

Success Lake Dam was last inspected on October 26, 1988. 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.