Springfield Coal/industry/pond 31 Dam
Springfield Coal/industry/pond 31 Dam is an earth dam located in McDonough County, Illinois. It carries a Low hazard potential classification.
About Springfield Coal/industry/pond 31 Dam
The primary purpose of Springfield Coal/industry/pond 31 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 Springfield Coal Company, Llc (private). It impounds the Trib Grindstone Creek near Birmingham.
The dam stands 34 feet tall and stretches 221 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 62 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 10/10/2023.
At 34 feet, this dam is taller than 80% of dams nationwide.
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Location
| State | Illinois |
| County | McDonough |
| Nearest City | Birmingham |
| River/Stream | Trib Grindstone Creek |
| Coordinates | 40.30397, -90.72604 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 221 ft |
Storage & Hydraulics
| NID Storage | 62 acre-ft |
| Max Storage | 62 acre-ft |
| Normal Storage | 22 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,864 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Debris Control |
| Owner | SPRINGFIELD COAL COMPANY, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/10/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50495 |
| Federal ID | IL50495 |
| More Info | State Dam Safety Program |