Sheppard Myers
Key Takeaway
Sheppard Myers is classified as high hazard in Pennsylvania. It was completed in 1933 and is 93 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 | 38 ft (taller than 75.2% in PA) |
| Dam Length | 760 ft |
| Dam Type | Earth |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 620 acre-ft |
| Surface Area | 58 acres |
| Drainage Area | 6 sq mi |
| Year Completed | 1933 (93 years old) |
| NID ID | PA00337 |
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
HANOVER MUNICIPAL WATER WORKS
Local Government
Nearby Dams
Lawrence Baker Sheppard
York, PA
High Hazard 75 ftSheppard
Adams, PA
Low Hazard 23 ftLake Marburg
York, PA
High Hazard 107 ftGlatco Lake
York, PA
High Hazard 20 ftCarroll County Air Business Center Swm Pond
Carroll, MD
Low Hazard 14 ftCranberry Branch Dam
Carroll, MD
Significant Hazard 32 ftKessler
York, PA
Low Hazard 11 ftMill
York, PA
High Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Sheppard Myers?
Sheppard Myers 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 Sheppard Myers?
Sheppard Myers is owned by HANOVER MUNICIPAL WATER WORKS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sheppard Myers built?
Sheppard Myers was completed in 1933, making it 93 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 Sheppard Myers?
Sheppard Myers 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 Sheppard Myers?
Sheppard Myers has a dam height of 38 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 Sheppard Myers last inspected?
Sheppard Myers was last inspected on March 12, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.