Port Jervis Reservoir #2 Dam
Key Takeaway
Port Jervis Reservoir #2 Dam is classified as high hazard in New York. It was completed in 1880 and is 146 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 | 41 ft (taller than 89% in NY) |
| Dam Length | 1,150 ft |
| Dam Type | Earth |
| Max Storage | 950 acre-ft |
| Normal Storage | 265 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1880 (146 years old) |
| NID ID | NY00499 |
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
CITY OF PORT JERVIS
Local Government
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Significant Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Port Jervis Reservoir #2 Dam?
Port Jervis Reservoir #2 Dam 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 Port Jervis Reservoir #2 Dam?
Port Jervis Reservoir #2 Dam is owned by CITY OF PORT JERVIS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Port Jervis Reservoir #2 Dam built?
Port Jervis Reservoir #2 Dam was completed in 1880, making it 146 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 Port Jervis Reservoir #2 Dam?
Port Jervis Reservoir #2 Dam 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 Port Jervis Reservoir #2 Dam?
Port Jervis Reservoir #2 Dam has a dam height of 41 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 Port Jervis Reservoir #2 Dam last inspected?
Port Jervis Reservoir #2 Dam was last inspected on December 9, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.