Coffeen Gmf Gypsum Stack Dam
Montgomery County, Illinois (near COFFEEN)
River/Stream: MCDAVID BRANCH EAST FORK SHOAL
High Hazard
Failure would likely cause loss of life
Key Facts
Condition Assessment
Not AvailableLast inspected: 2025-09-17
Hazard Classification: High — This describes the potential consequences of dam failure, not the likelihood of failure.
Condition Assessment: Not Available — This describes the current physical condition of the dam based on the most recent inspection.
Location
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Quick Stats
- NID ID
- IL50579
- State
- Illinois (IL)
- Coordinates
- 39.07141, -89.39868
Nearby Dams
- Coffeen Gmf Recycle Pond DamLow
- Coffeen Southwest Detention Pond DamLow
- Coffeen Station Ash Pond 1 DamSignificant
- Coffeen Power Sta. Supplemental Cooling Lake DamSignificant
- Coffeen Station Ash Pond 2 DamSignificant
- Coffeen Station Coal Yard Pond DamSignificant
- Rocky Ford Sportsman Club North Lake DamSignificant
- Rocky Ford Sportsman Club South Lake DamSignificant
External Resources
Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.