Moss Farm Aka Lake Percivel Dam

TENMILE RIVER· New Haven, Connecticut· Built 1920· Earth· 11 ft tall
Significant Hazard Recreation Private

Key Takeaway

Moss Farm Aka Lake Percivel Dam is classified as significant hazard in Connecticut. It was completed in 1920 and is 106 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 11 ft (taller than 37.9% in CT)
Dam Length200 ft
Dam TypeEarth
Max Storage50 acre-ft
Normal Storage50 acre-ft
Surface Area10 acres
Drainage Area9 sq mi
Max Discharge888 cfs
Year Completed1920 (106 years old)
NID IDCT00300

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: July 9, 2019
State Regulated: Yes
Regulatory Agency: DEEP

Ownership

Currier Woods Association, Inc.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Moss Farm Aka Lake Percivel Dam?

Moss Farm Aka Lake Percivel 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 Moss Farm Aka Lake Percivel Dam?

Moss Farm Aka Lake Percivel Dam is owned by Currier Woods Association, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Moss Farm Aka Lake Percivel Dam built?

Moss Farm Aka Lake Percivel Dam was completed in 1920, making it 106 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 Moss Farm Aka Lake Percivel Dam?

Moss Farm Aka Lake Percivel Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Moss Farm Aka Lake Percivel Dam?

Moss Farm Aka Lake Percivel Dam has a dam height of 11 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 Moss Farm Aka Lake Percivel Dam last inspected?

Moss Farm Aka Lake Percivel Dam was last inspected on July 9, 2019. 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.