Andrews Lake Dam
Key Takeaway
Andrews Lake Dam is classified as significant hazard in Delaware. Its primary use is fish and wildlife pond. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 18 ft (taller than 82.9% in DE) |
| Dam Length | 600 ft |
| Dam Type | Gravity |
| Max Storage | 407 acre-ft |
| Normal Storage | 89 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 2,202 cfs |
| NID ID | DE00037 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
DELDOT;DNREC DFW
State Government
Nearby Dams
Mcginnis Pond Dam
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High Hazard 16 ftCoursey Pond Dam
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Low Hazard 16 ftMccauley Pond Dam
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High Hazard 14 ftDerby Pond Dam
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High Hazard 10 ftMoores Lake Dam
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Significant Hazard 14 ftWyoming Lake Dam
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High Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Andrews Lake Dam?
Andrews Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Andrews Lake Dam?
Andrews Lake Dam is owned by DELDOT;DNREC DFW (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Andrews Lake Dam?
Andrews Lake Dam serves the following purposes: Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Andrews Lake Dam?
Andrews Lake Dam has a dam height of 18 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 Andrews Lake Dam last inspected?
Andrews Lake Dam was last inspected on June 2, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.