Lily Pond Dam

TROUT BROOK· Orange, New York· Built 1949· Earth· 10 ft tall

Significant Hazard Other Private

Key Takeaway

Lily Pond Dam is classified as significant hazard in New York. It was completed in 1949 and is 77 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height	10 ft (taller than 12.4% in NY)
Dam Length	450 ft
Dam Type	Earth
Normal Storage	18 acre-ft

Surface Area	11 acres
Drainage Area	4 sq mi
Year Completed	1949 (77 years old)
NID ID	NY15089

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: May 3, 2019

State Regulated: Yes

Regulatory Agency: NYS DEC

Ownership

WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION;WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION

Private

Nearby Dams

Walton Lake Dam

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Significant Hazard 8 ft

Monroe Reservoir Dam

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Low Hazard 8 ft

Indian Kill Reservoir Dam

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Arrow Park Rec Dam

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Weyants Pond

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Low Hazard 10 ft

Little Dam Lake Dam

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High Hazard 12 ft

Monroe Recreation Lake Dam

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Low Hazard 14 ft

Willow Brook Dam

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High Hazard 20 ft

Frequently Asked Questions

What is the hazard classification of Lily Pond Dam?

Lily Pond 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 Lily Pond Dam?

Lily Pond Dam is owned by WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION;WINDRIDGE CONDOMINIUM HOMEOWNERS ASSOCIATION (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Lily Pond Dam built?

Lily Pond Dam was completed in 1949, making it 77 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 Lily Pond Dam?

Lily Pond Dam serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Lily Pond Dam?

Lily Pond Dam has a dam height of 10 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 Lily Pond Dam last inspected?

Lily Pond Dam was last inspected on May 3, 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.