Boulder Lake Dike Cc
Key Takeaway
Boulder Lake Dike Cc is classified as low hazard in Minnesota. It was completed in 1919 and is 107 years old. Its primary use is hydroelectric.
Physical Details
| Dam Height | 20 ft (taller than 60.7% in MN) |
| Dam Type | Earth |
| Max Storage | 30.3K acre-ft |
| Normal Storage | 29.4K acre-ft |
| Surface Area | 4,100 acres |
| Year Completed | 1919 (107 years old) |
| NID ID | MN00611 |
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
Allete, Inc.
Private
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Low Hazard 6 ftFrequently Asked Questions
What is the hazard classification of Boulder Lake Dike Cc?
Boulder Lake Dike Cc 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 Boulder Lake Dike Cc?
Boulder Lake Dike Cc is owned by Allete, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Boulder Lake Dike Cc built?
Boulder Lake Dike Cc was completed in 1919, making it 107 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 Boulder Lake Dike Cc?
Boulder Lake Dike Cc serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Boulder Lake Dike Cc?
Boulder Lake Dike Cc has a dam height of 20 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 Boulder Lake Dike Cc last inspected?
Boulder Lake Dike Cc was last inspected on September 30, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.