Portsville Mill Pond Dam
Key Takeaway
Portsville Mill Pond Dam is classified as low hazard in Delaware. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 11 ft (taller than 20.7% in DE) |
| Dam Length | 195 ft |
| Dam Type | Gravity |
| Max Storage | 160 acre-ft |
| Normal Storage | 73 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 1,303 cfs |
| NID ID | DE00059 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
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
City of Laurel Sewage Lagoon
Sussex, DE
High Hazard 13 ftCity of Laurel Sewage Lagoon
Sussex, DE
High Hazard 13 ftHorseys Pond Dam
Sussex, DE
High Hazard 19 ftCity of Laurel Sewage Lagoon
Sussex, DE
High Hazard 15 ftRecords Pond Dam
Sussex, DE
High Hazard 25 ftCraigs Pond
Sussex, DE
Low Hazard 14 ftGalestown Millpond (Galestown-Reliance Road)
Dorchester, MD
Low Hazard 9 ftWilliams Pond Dam
Sussex, DE
High Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Portsville Mill Pond Dam?
Portsville Mill Pond Dam is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Portsville Mill Pond Dam?
Portsville Mill Pond 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 Portsville Mill Pond Dam?
Portsville Mill Pond 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 Portsville Mill Pond Dam?
Portsville Mill Pond Dam has a dam height of 11 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 Portsville Mill Pond Dam last inspected?
Portsville Mill Pond Dam was last inspected on April 23, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.