Springfield Coal/industry/pond 21 Dam
Low HazardNot Available ConditionEmergency Action Plan: No
Location
| State | Illinois |
| County | McDonough |
| Nearest City | NONE |
| River/Stream | TRIB GRINDSTONE CREEK |
| Coordinates | 40.29170, -90.73330 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 570 ft |
| Year Completed | 1997 (29 years old) |
Storage & Hydraulics
| NID Storage | 46 acre-ft |
| Max Storage | 46 acre-ft |
| Normal Storage | 6 acre-ft |
| Max Discharge | 21 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | SPRINGFIELD COAL COMPANY, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/02/2024 |
| Emergency Action Plan | No |