Lower Chilson Pond Dam
Key Takeaway
Lower Chilson Pond Dam is classified as significant hazard in Michigan. It was completed in 1961 and is 65 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 26.9% in MI) |
| Dam Length | 241 ft |
| Dam Type | Earth |
| Max Storage | 410 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 260 cfs |
| Year Completed | 1961 (65 years old) |
| NID ID | MI00757 |
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
MDNR Parks & Recreation
State Government
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What is the hazard classification of Lower Chilson Pond Dam?
Lower Chilson Pond Dam 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 Lower Chilson Pond Dam?
Lower Chilson Pond Dam is owned by MDNR Parks & Recreation (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lower Chilson Pond Dam built?
Lower Chilson Pond Dam was completed in 1961, making it 65 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 Lower Chilson Pond Dam?
Lower Chilson Pond 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 Lower Chilson Pond Dam?
Lower Chilson Pond Dam 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 Lower Chilson Pond Dam last inspected?
Lower Chilson Pond Dam was last inspected on November 4, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.