Attica Dam (Upper)

CROW CREEK· Wyoming, New York· Built 1930· Earth· 32 ft tall

High Hazard Water Supply Local Government

Key Takeaway

Attica Dam (Upper) is classified as high hazard in New York. It was completed in 1930 and is 96 years old. Its primary use is water supply. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height	32 ft (taller than 81.5% in NY)
Dam Length	300 ft
Dam Type	Earth
Max Storage	2.5K acre-ft
Normal Storage	1.6K acre-ft

Surface Area	135 acres
Drainage Area	3 sq mi
Max Discharge	800 cfs
Year Completed	1930 (96 years old)
NID ID	NY00445

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes

Last Inspection: April 28, 2017

State Regulated: Yes

Regulatory Agency: NYS DEC

Ownership

VILLAGE OF ATTICA

Local Government

Nearby Dams

Attica Reservoir Dam (Middle)

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Significant Hazard 38 ft

Attica Reservoir Dam

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Significant Hazard 30 ft

Camp Jecosi Boy Scout Dam

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Humphrey Pond Dam

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Significant Hazard 29 ft

Camp Weona Dam

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Low Hazard 11 ft

Arnold Johnson Dam

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Low Hazard 8 ft

Henry Becker Pond Dam

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Low Hazard 27 ft

Henry Becker Dam

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Low Hazard 23 ft

Frequently Asked Questions

What is the hazard classification of Attica Dam (Upper)?

Attica Dam (Upper) is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Attica Dam (Upper)?

Attica Dam (Upper) is owned by VILLAGE OF ATTICA (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Attica Dam (Upper) built?

Attica Dam (Upper) was completed in 1930, making it 96 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 Attica Dam (Upper)?

Attica Dam (Upper) serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Attica Dam (Upper)?

Attica Dam (Upper) has a dam height of 32 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 Attica Dam (Upper) last inspected?

Attica Dam (Upper) was last inspected on April 28, 2017. 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.