Tiogue Lake
Key Takeaway
Tiogue Lake is classified as high hazard in Rhode Island. It was completed in 1875 and is 151 years old. Its primary use is recreation. 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 | 9 ft (taller than 24.3% in RI) |
| Dam Length | 1,400 ft |
| Dam Type | Masonry |
| Max Storage | 1.5K acre-ft |
| Normal Storage | 1.3K acre-ft |
| Surface Area | 267 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 210 cfs |
| Year Completed | 1875 (151 years old) |
| NID ID | RI00604 |
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
COVENTRY, TOWN OF (GATE OWNER)
Local Government
Nearby Dams
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Significant Hazard 19 ftQuidnick Pond Upper
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Low Hazard 17 ftMiddle Pond
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Significant Hazard 10 ftCentre of New England #1
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Significant Hazard 8 ftWashington Pond Upper
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Low Hazard 12 ftUpper Pond
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Significant Hazard 6 ftHopkins Farm Pond
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Significant Hazard 8 ftCrompton Lower
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Low Hazard 8 ftFrequently Asked Questions
What is the hazard classification of Tiogue Lake?
Tiogue Lake 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 Tiogue Lake?
Tiogue Lake is owned by COVENTRY, TOWN OF (GATE OWNER) (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Tiogue Lake built?
Tiogue Lake was completed in 1875, making it 151 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 Tiogue Lake?
Tiogue Lake serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Tiogue Lake?
Tiogue Lake has a dam height of 9 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 Tiogue Lake last inspected?
Tiogue Lake was last inspected on May 24, 2010. Inspection dates indicate when a formal review occurred, not the results of that inspection.