Chinook Mine Dam No. 7
Key Takeaway
Chinook Mine Dam No. 7 is classified as unknown in Indiana. Its primary use is other.
Physical Details
| Dam Height | 17 ft (taller than 13.1% in IN) |
| Dam Length | 812 ft |
| Dam Type | Earth |
| Max Storage | 166 acre-ft |
| Normal Storage | 55 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,150 cfs |
| NID ID | IN03214 |
Safety Information
Hazard potential has not been determined.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Lonnie Nelson
Private
Nearby Dams
Chinook Mine Dam No. 17
Vigo, IN
Significant Hazard 17 ftChinook Mine Dam No. 5-C
Vigo, IN
Low Hazard 26 ftChinook Mine Dam No. 5-A
Vigo, IN
Low Hazard 24 ftIzaak Walton Lake
Clay, IN
Significant Hazard 25 ftAmax Coal Co. Dam
Vigo, IN
Low Hazard 21 ftGolf Course Lake Dam
Vigo, IN
Unknown 16 ftJon Bowles Lake
Clay, IN
Low Hazard 25 ftLlewellyn Lake Dam
Vigo, IN
High Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Chinook Mine Dam No. 7?
Chinook Mine Dam No. 7 is classified as Unknown. Hazard potential has not been determined. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Chinook Mine Dam No. 7?
Chinook Mine Dam No. 7 is owned by Lonnie Nelson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Chinook Mine Dam No. 7?
Chinook Mine Dam No. 7 serves the following purposes: Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Chinook Mine Dam No. 7?
Chinook Mine Dam No. 7 has a dam height of 17 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 Chinook Mine Dam No. 7 last inspected?
Chinook Mine Dam No. 7 was last inspected on August 22, 1988. Inspection dates indicate when a formal review occurred, not the results of that inspection.