Coffeen Gmf Recycle Pond Dam
Coffeen Gmf Recycle Pond Dam is an earth dam located in Montgomery County, Illinois. It carries a Low hazard potential classification.
About Coffeen Gmf Recycle Pond Dam
The primary purpose of Coffeen Gmf Recycle Pond Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Dynegy Midwest Generation, Inc. (public utility). It impounds the Mcdavid Branch East Fork Shoal near Coffeen.
The dam stands 16 feet tall and stretches 3,600 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 342 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 09/17/2025.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Illinois |
| County | Montgomery |
| Nearest City | Coffeen |
| River/Stream | Mcdavid Branch East Fork Shoal |
| Coordinates | 39.06643, -89.39688 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 3,600 ft |
Storage & Hydraulics
| NID Storage | 342 acre-ft |
| Max Storage | 342 acre-ft |
| Normal Storage | 260 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 587 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | DYNEGY MIDWEST GENERATION, INC. |
| Owner Type | Public Utility |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 09/17/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50578 |
| Federal ID | IL50578 |
| More Info | State Dam Safety Program |