Primary Spoils Dam
Key Takeaway
Primary Spoils Dam is classified as high hazard in Missouri. It was completed in 1988 and is 38 years old. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 50 ft (taller than 95% in MO) |
| Dam Length | 250 ft |
| Dam Type | Earth |
| Max Storage | 720 acre-ft |
| Normal Storage | 600 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 80 cfs |
| Year Completed | 1988 (38 years old) |
| Year Modified | 1996 |
| NID ID | MO32037 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Private
Nearby Dams
West Peak Quarry Dam #1
Iron, MO
High Hazard 90 ftIsp Minerals Dam
Iron, MO
High Hazard 25 ftWalnut Hollow Lake Dam
Iron, MO
High Hazard 32 ftWalnut Hollow Lake Dam Sec 2-Se
Iron, MO
High Hazard 25 ftLawless Lake Dam
Iron, MO
High Hazard 28 ftMononame 466
Iron, MO
Low Hazard 22 ftRainbow Club Farm Dam
Iron, MO
High Hazard 20 ftShy Lake
Iron, MO
Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Primary Spoils Dam?
Primary Spoils Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Primary Spoils Dam?
Primary Spoils Dam is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Primary Spoils Dam built?
Primary Spoils Dam was completed in 1988, making it 38 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
How tall is Primary Spoils Dam?
Primary Spoils Dam has a dam height of 50 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 Primary Spoils Dam last inspected?
Primary Spoils Dam was last inspected on April 13, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.