Taxiway "e" Detention Basin
Taxiway "e" Detention Basin is an earth dam located in Allegheny County, Pennsylvania, built in 1996. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Taxiway "e" Detention Basin
The primary purpose of Taxiway "e" Detention Basin is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Allegheny County Department Of Aviation (local government). It impounds the Mcclarens Run.
The dam stands 84 feet tall and stretches 1,000 feet across, has a maximum storage capacity of 1,300 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1996, the structure is 30 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 07/25/2017.
At 84 feet, this dam is taller than 97% of all dams in the United States.
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Location
| State | Pennsylvania |
| County | Allegheny |
| River/Stream | Mcclarens Run |
| Coordinates | 40.49056, -80.22472 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 84 ft |
| Dam Height | 84 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1996 (30 years old) |
Storage & Hydraulics
| NID Storage | 1,300 acre-ft |
| Max Storage | 1,300 acre-ft |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | ALLEGHENY COUNTY DEPARTMENT OF AVIATION |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/25/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01623 |
| Federal ID | PA01623 |
| More Info | State Dam Safety Program |