Ethel Springs
Key Takeaway
Ethel Springs is classified as high hazard in Pennsylvania. It was completed in 1900 and is 126 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 | 43 ft (taller than 79.6% in PA) |
| Dam Length | 650 ft |
| Dam Type | Earth |
| Max Storage | 493 acre-ft |
| Normal Storage | 357 acre-ft |
| Surface Area | 34 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1900 (126 years old) |
| NID ID | PA01121 |
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
DERRY BOROUGH MUNICIPAL AUTHORITY
Local Government
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Ethel Springs?
Ethel Springs 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 Ethel Springs?
Ethel Springs is owned by DERRY BOROUGH MUNICIPAL AUTHORITY (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ethel Springs built?
Ethel Springs was completed in 1900, making it 126 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 Ethel Springs?
Ethel Springs 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 Ethel Springs?
Ethel Springs has a dam height of 43 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 Ethel Springs last inspected?
Ethel Springs was last inspected on October 14, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.