Glencliff Road Detention Basin Dam

TR-SWEET ROAD· Onondaga, New York· Built 1977· Earth· 13 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Glencliff Road Detention Basin Dam is classified as significant hazard in New York. It was completed in 1977 and is 49 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 13 ft (taller than 29.9% in NY)
Dam Length148 ft
Dam TypeEarth
Max Storage12 acre-ft
Normal Storage0 acre-ft
Surface Area0 acres
Drainage Area2 sq mi
Max Discharge907 cfs
Year Completed1977 (49 years old)
NID IDNY11752

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: September 19, 2019
State Regulated: Yes
Regulatory Agency: NYS DEC

Ownership

Village of Manlius

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Glencliff Road Detention Basin Dam?

Glencliff Road Detention Basin 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 Glencliff Road Detention Basin Dam?

Glencliff Road Detention Basin Dam is owned by Village of Manlius (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Glencliff Road Detention Basin Dam built?

Glencliff Road Detention Basin Dam was completed in 1977, making it 49 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 Glencliff Road Detention Basin Dam?

Glencliff Road Detention Basin 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 Glencliff Road Detention Basin Dam?

Glencliff Road Detention Basin Dam has a dam height of 13 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 Glencliff Road Detention Basin Dam last inspected?

Glencliff Road Detention Basin Dam was last inspected on September 19, 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.