Mill Creek Detention Basin
Key Takeaway
Mill Creek Detention Basin is classified as high hazard in Pennsylvania. It was completed in 1986 and is 40 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 13.2% in PA) |
| Dam Length | 65 ft |
| Dam Type | Other |
| Max Storage | 43 acre-ft |
| Drainage Area | 2 sq mi |
| Year Completed | 1986 (40 years old) |
| NID ID | PA01404 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
UPPER MORELAND TOWNSHIP
Local Government
Nearby Dams
Penallen
Montgomery, PA
Significant Hazard 12 ftHorsham Towne Lower Pond
Montgomery, PA
Significant Hazard 16 ftHorsham Towne Upper Pond
Montgomery, PA
Significant Hazard 17 ftPine Run Flood Retarding
Montgomery, PA
High Hazard 21 ftSusquehanna Woods Lower
Montgomery, PA
High Hazard 14 ftRapp Run Flood Retarding
Montgomery, PA
High Hazard 16 ftPalomino Farms Retention Basin
Bucks, PA
High Hazard 15 ftWarrington (Pa-611)
Bucks, PA
High Hazard 45 ftFrequently Asked Questions
What is the hazard classification of Mill Creek Detention Basin?
Mill Creek Detention Basin is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Mill Creek Detention Basin?
Mill Creek Detention Basin is owned by UPPER MORELAND TOWNSHIP (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mill Creek Detention Basin built?
Mill Creek Detention Basin was completed in 1986, making it 40 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 Mill Creek Detention Basin?
Mill Creek 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 Mill Creek Detention Basin?
Mill Creek Detention Basin has a dam height of 11 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 Mill Creek Detention Basin last inspected?
Mill Creek Detention Basin was last inspected on December 9, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.