Brock
Key Takeaway
Brock is classified as low hazard in Wisconsin. It was completed in 1971 and is 55 years old. Its primary use is recreation.
Physical Details
| Dam Height | 16 ft (taller than 48.8% in WI) |
| Dam Length | 50 ft |
| Dam Type | Gravity |
| Max Storage | 250 acre-ft |
| Normal Storage | 90 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 34 sq mi |
| Max Discharge | 798 cfs |
| Year Completed | 1971 (55 years old) |
| NID ID | WI00688 |
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
COLEMAN LAKE CLUB
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Brock?
Brock 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 Brock?
Brock is owned by COLEMAN LAKE CLUB (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Brock built?
Brock was completed in 1971, making it 55 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 Brock?
Brock 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 Brock?
Brock has a dam height of 16 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 Brock last inspected?
Brock was last inspected on May 22, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.