Nimrod Lake Dam

TR-LITTLE BEAVER KILL· Sullivan, New York· Stone· 12 ft tall
Significant Hazard Recreation Private

Key Takeaway

Nimrod Lake Dam is classified as significant hazard in New York. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 12 ft (taller than 23.2% in NY)
Dam Length300 ft
Dam TypeStone
Max Storage76 acre-ft
Normal Storage57 acre-ft
Surface Area19 acres
NID IDNY00437

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: December 1, 2020
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

TERRANCE BRYONS

Private

Nearby Dams

Fred Denman Lake Dam

Sullivan, NY

Low Hazard 12 ft

Matawa Lake Dam

Sullivan, NY

Low Hazard 22 ft

Trojan Lake Dam

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Low Hazard 16 ft

Lenape Lake Dam

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Low Hazard 20 ft

Lilly Pond Dam

Sullivan, NY

Low Hazard 8 ft

Paramount Pond Dam

Sullivan, NY

Significant Hazard 13 ft

Camp Gan Israel Pond Dam

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Significant Hazard 15 ft

Tanzman Lake Dam

Sullivan, NY

Significant Hazard 17 ft

Frequently Asked Questions

What is the hazard classification of Nimrod Lake Dam?

Nimrod 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 Nimrod Lake Dam?

Nimrod Lake Dam is owned by TERRANCE BRYONS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

What is the primary purpose of Nimrod Lake Dam?

Nimrod Lake 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 Nimrod Lake Dam?

Nimrod Lake Dam has a dam height of 12 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 Nimrod Lake Dam last inspected?

Nimrod Lake Dam was last inspected on December 1, 2020. 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.