Prairie Grass Boulevard Dam
Illinois — Will County — TRIB FORKED CREEK
Location
| State | Illinois |
| County | Will |
| River | TRIB FORKED CREEK |
| Coordinates | 41.39246, -87.85555 |
Physical Characteristics
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 750 ft |
| NID Storage | 27 acre-ft |
| Max Storage | 27 acre-ft |
| Surface Area | — |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Available |
| EAP Status | Yes |
| Last Inspection | May 7, 2025 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | — |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | WHISPERING PRAIRIE INC. |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.