Taxiway "E" Detention Basin

MCCLARENS RUN· Allegheny, Pennsylvania· Built 1996· Earth· 84 ft tall
Significant Hazard Flood Risk Reduction Local Government

Key Takeaway

Taxiway "E" Detention Basin is classified as significant hazard in Pennsylvania. It was completed in 1996 and is 30 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 84 ft (taller than 93.6% in PA)
Dam Length1,000 ft
Dam TypeEarth
Max Storage1.3K acre-ft
Drainage Area2 sq mi
Year Completed1996 (30 years old)
NID IDPA01623

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: July 25, 2017
State Regulated: Yes
Regulatory Agency: Pennsylvania Department of Environmental Protection

Ownership

ALLEGHENY COUNTY DEPARTMENT OF AVIATION

Local Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Taxiway "E" Detention Basin?

Taxiway "E" Detention Basin 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 Taxiway "E" Detention Basin?

Taxiway "E" Detention Basin is owned by ALLEGHENY COUNTY DEPARTMENT OF AVIATION (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Taxiway "E" Detention Basin built?

Taxiway "E" Detention Basin was completed in 1996, making it 30 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 Taxiway "E" Detention Basin?

Taxiway "E" Detention Basin 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 Taxiway "E" Detention Basin?

Taxiway "E" Detention Basin has a dam height of 84 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 Taxiway "E" Detention Basin last inspected?

Taxiway "E" Detention Basin was last inspected on July 25, 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.