Mitchell Sludge Sedimentation Pond
Mitchell Sludge Sedimentation Pond is an earth dam located in Washington County, Pennsylvania, built in 1982. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Mitchell Sludge Sedimentation Pond
Mitchell Sludge Sedimentation Pond is a dam in Washington, Pennsylvania. The dam is owned by Allegheny Energy Supply Co Llc (private). It impounds the Tr Monongahela River.
The dam stands 50 feet tall and stretches 165 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 16 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1982, the structure is 44 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 11/15/2017.
At 50 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Pennsylvania |
| County | Washington |
| River/Stream | Tr Monongahela River |
| Coordinates | 40.22389, -79.97667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 165 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 16 acre-ft |
| Max Storage | 16 acre-ft |
| Normal Storage | 3 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | ALLEGHENY ENERGY SUPPLY CO LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/15/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | PA01216 |
| Federal ID | PA01216 |
| More Info | State Dam Safety Program |