Union City Reservoir
Key Takeaway
Union City Reservoir is classified as high hazard in Pennsylvania. It was completed in 1935 and is 91 years old. Its primary use is water supply. 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 | 36 ft (taller than 73.4% in PA) |
| Dam Length | 250 ft |
| Dam Type | Earth |
| Max Storage | 632 acre-ft |
| Normal Storage | 320 acre-ft |
| Surface Area | 32 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 1935 (91 years old) |
| NID ID | PA00019 |
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
UNION CITY MUNICIPAL AUTHORITY
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Union City Reservoir?
Union City Reservoir 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 Union City Reservoir?
Union City Reservoir is owned by UNION CITY MUNICIPAL AUTHORITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Union City Reservoir built?
Union City Reservoir was completed in 1935, making it 91 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 Union City Reservoir?
Union City Reservoir serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Union City Reservoir?
Union City Reservoir has a dam height of 36 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 Union City Reservoir last inspected?
Union City Reservoir was last inspected on December 3, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.