4Total Dams
2High Hazard
1Significant
Dam Safety in Marshall County, Illinois
Marshall County has 4 dams tracked in the National Inventory of Dams. Of these, 2 are classified as high hazard — meaning failure would probably cause loss of human life. Another 1 carry a significant hazard classification.
The average dam in Marshall County is 61 years old. The most common purpose is recreation. The tallest dam is Wildwood Lake Dam at 84 ft.
Explore more: Oldest dams in Illinois · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Wildwood Lake Dam | High | Not assessed | 84 | Recreation | 1969 |
| Lake Tanglewood Dam | High | Not assessed | 40 | Recreation | 1969 |
| Barnes Lake Dam | Significant | Not assessed | 23 | Recreation | 1957 |
| Newton Lake Dam | Low | Not assessed | 31 | Recreation | 1965 |