12Total Dams
2High Hazard
0Significant
Dam Safety in Rock Island County, Illinois
Rock Island County has 12 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. Currently, 1 dam has a condition assessment of poor or unsatisfactory.
The average dam in Rock Island County is 76 years old. The most common purpose is recreation. The tallest dam is Lake George Dam at 78 ft.
Explore more: Oldest dams in Illinois · Tallest dams · High risk dams · Largest reservoirs
| Dam | Hazard | Condition | Height (ft) | Purpose | Year |
|---|---|---|---|---|---|
| Lake George Dam | High | Not assessed | 78 | Recreation | 1962 |
| Tom Steele Dam | High | Not assessed | 59 | Recreation | 2005 |
| Valley Friends Lake Dam | Low | Not assessed | 47 | Recreation | 1965 |
| Mclaughlin Pond Dam | Low | Not assessed | 43 | Recreation | 1972 |
| Stanrick Dam | Low | Not assessed | 32 | Recreation | 1988 |
| Moline Power | Low | Fair | 31 | Hydroelectric | 1896 |
| Arsenal Power | Low | Poor | 29 | Hydroelectric | 1878 |
| Donnelly Pond Dam | Low | Not assessed | 28 | Fire Protection, Stock, Or Small Fish Pond | 1965 |
| Anderson Pond Dam | Low | Not assessed | 25 | Debris Control | 1979 |
| Turkey Hollow Reservoir Dam | Low | Not assessed | 20 | Recreation | 1961 |
| Sears Dam | Low | Not assessed | 16 | Hydroelectric | 1912 |
| Steel | Low | Not assessed | 11 | Hydroelectric | 1912 |