Rock 33
Key Takeaway
Rock 33 is classified as low hazard in Minnesota. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 30 ft (taller than 82.5% in MN) |
| Dam Length | 250 ft |
| Dam Type | Rockfill |
| Max Storage | 17 acre-ft |
| Normal Storage | 2 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 0 sq mi |
| NID ID | MN01765 |
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
Fenicle, Merle & Eva
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Rock 33?
Rock 33 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 Rock 33?
Rock 33 is owned by Fenicle, Merle & Eva (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Rock 33?
Rock 33 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Rock 33?
Rock 33 has a dam height of 30 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.