Maple Lake Dam
Illinois — Cook County — TRIB DES PLAINES RIVER
Location
| State | Illinois |
| County | Cook |
| River | TRIB DES PLAINES RIVER |
| Coordinates | 41.71546, -87.89388 |
Physical Characteristics
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 110 ft |
| NID Storage | 765 acre-ft |
| Max Storage | 765 acre-ft |
| Surface Area | 60 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Not Available |
| EAP Status | No |
| Last Inspection | December 23, 2025 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1918 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | FOREST PRESERVE DISTRICT OF COOK COUNTY |
| Other Name | Maple Lake |
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.