Peacock
Key Takeaway
Peacock is classified as significant hazard in Wisconsin. It was completed in 1840 and is 186 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 11 ft (taller than 24.3% in WI) |
| Dam Length | 150 ft |
| Dam Type | Gravity |
| Max Storage | 630 acre-ft |
| Normal Storage | 550 acre-ft |
| Surface Area | 78 acres |
| Drainage Area | 88 sq mi |
| Max Discharge | 400 cfs |
| Year Completed | 1840 (186 years old) |
| NID ID | WI00704 |
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 Oconomowoc
Local Government
Nearby Dams
Oconomowoc Lake
Waukesha, WI
Low Hazard 7 ftOkauchee Lake
Waukesha, WI
Low Hazard 18 ftMonterey
Waukesha, WI
Low Hazard 16 ftLower Lake Nemahbin
Waukesha, WI
Low Hazard 8 ftDelafield Fish Hatchery
Waukesha, WI
Low Hazard 10 ftAlderly Mill
Dodge, WI
Low Hazard 9 ftWaterville
Waukesha, WI
Low Hazard 16 ftBischel
Waukesha, WI
Low Hazard 12 ftFrequently Asked Questions
What is the hazard classification of Peacock?
Peacock 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 Peacock?
Peacock is owned by City of Oconomowoc (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Peacock built?
Peacock was completed in 1840, making it 186 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 Peacock?
Peacock 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 Peacock?
Peacock 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 Peacock last inspected?
Peacock was last inspected on November 25, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.