Mill Pond
Key Takeaway
Mill Pond is classified as significant hazard in Rhode Island. It was completed in 1800 and is 226 years old. Its primary use is other. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 19 ft (taller than 78.8% in RI) |
| Dam Length | 285 ft |
| Dam Type | Gravity |
| Max Storage | 462 acre-ft |
| Normal Storage | 308 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 68 sq mi |
| Max Discharge | 3,130 cfs |
| Year Completed | 1800 (226 years old) |
| NID ID | RI00607 |
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
CONCORDIA MANUFACTURING LLC
Private
Nearby Dams
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Low Hazard 17 ftMiddle Pond
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Significant Hazard 6 ftTiogue Lake
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High Hazard 9 ftWashington Pond Upper
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Low Hazard 12 ftCrompton Lower
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Low Hazard 8 ftHopkins Farm Pond
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Significant Hazard 8 ftBlack Rock Reservoir
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High Hazard 11 ftFrequently Asked Questions
What is the hazard classification of Mill Pond?
Mill Pond 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 Mill Pond?
Mill Pond is owned by CONCORDIA MANUFACTURING LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Mill Pond built?
Mill Pond was completed in 1800, making it 226 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 Mill Pond?
Mill Pond serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Mill Pond?
Mill Pond has a dam height of 19 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 Mill Pond last inspected?
Mill Pond was last inspected on July 15, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.