Conewango Creek Site 6 Dam

CHERRY CREEK· Chautauqua, New York· Built 1971· Earth· 41 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Conewango Creek Site 6 Dam is classified as significant hazard in New York. It was completed in 1971 and is 55 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 41 ft (taller than 89% in NY)
Dam Length1,000 ft
Dam TypeEarth
Max Storage682 acre-ft
Normal Storage137 acre-ft
Surface Area20 acres
Drainage Area3 sq mi
Max Discharge2,178 cfs
Year Completed1971 (55 years old)
NID IDNY00610

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 9, 2018
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

CHAUTAUQUA COUNTY;CONEWANGO WATERSHED COMMISSION

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Conewango Creek Site 6 Dam?

Conewango Creek Site 6 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 Conewango Creek Site 6 Dam?

Conewango Creek Site 6 Dam is owned by CHAUTAUQUA COUNTY;CONEWANGO WATERSHED COMMISSION (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Conewango Creek Site 6 Dam built?

Conewango Creek Site 6 Dam was completed in 1971, making it 55 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 Conewango Creek Site 6 Dam?

Conewango Creek Site 6 Dam serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Conewango Creek Site 6 Dam?

Conewango Creek Site 6 Dam has a dam height of 41 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 Conewango Creek Site 6 Dam last inspected?

Conewango Creek Site 6 Dam was last inspected on May 9, 2018. 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.