Chapman
Key Takeaway
Chapman is classified as high hazard in Pennsylvania. It was completed in 1949 and is 77 years old. Its primary use is recreation. 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 | 24 ft (taller than 52.7% in PA) |
| Dam Length | 815 ft |
| Dam Type | Earth |
| Max Storage | 1.7K acre-ft |
| Normal Storage | 287 acre-ft |
| Surface Area | 67 acres |
| Drainage Area | 21 sq mi |
| Year Completed | 1949 (77 years old) |
| NID ID | PA00021 |
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
DCNR
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Chapman?
Chapman 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 Chapman?
Chapman is owned by DCNR (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chapman built?
Chapman was completed in 1949, making it 77 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 Chapman?
Chapman serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Chapman?
Chapman has a dam height of 24 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 Chapman last inspected?
Chapman was last inspected on September 23, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.