Black River Dam
Key Takeaway
Black River Dam is classified as low hazard in Michigan. It was completed in 1947 and is 79 years old. Its primary use is recreation.
Physical Details
| Dam Height | 15 ft (taller than 50.6% in MI) |
| Dam Length | 150 ft |
| Dam Type | Earth |
| Max Storage | 660 acre-ft |
| Normal Storage | 480 acre-ft |
| Surface Area | 110 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 570 cfs |
| Year Completed | 1947 (79 years old) |
| NID ID | MI00071 |
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
MDNR Fisheries
State Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Black River Dam?
Black River Dam 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 Black River Dam?
Black River Dam is owned by MDNR Fisheries (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Black River Dam built?
Black River Dam was completed in 1947, making it 79 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 Black River Dam?
Black River Dam 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 Black River Dam?
Black River Dam has a dam height of 15 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 Black River Dam last inspected?
Black River Dam was last inspected on October 11, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.