High Hill Reservoir Dam
Key Takeaway
High Hill Reservoir Dam is classified as significant hazard in Massachusetts. It was completed in 1898 and is 128 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 79.2% in MA) |
| Dam Length | 3,000 ft |
| Dam Type | Earth |
| Max Storage | 250 acre-ft |
| Normal Storage | 205 acre-ft |
| Surface Area | 12 acres |
| Year Completed | 1898 (128 years old) |
| NID ID | MA00772 |
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
CITY OF NEW BEDFORD
Local Government
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Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of High Hill Reservoir Dam?
High Hill Reservoir 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 High Hill Reservoir Dam?
High Hill Reservoir Dam is owned by CITY OF NEW BEDFORD (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was High Hill Reservoir Dam built?
High Hill Reservoir Dam was completed in 1898, making it 128 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 High Hill Reservoir Dam?
High Hill Reservoir Dam 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 High Hill Reservoir Dam?
High Hill Reservoir Dam has a dam height of 25 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 High Hill Reservoir Dam last inspected?
High Hill Reservoir Dam was last inspected on November 17, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.