Illinois Dams
1,630 dams tracked by the National Inventory of Dams
Total Dams
1,630
High Hazard
251
15.4%
Poor / Unsatisfactory
6
Average Age
61 yrs
Hazard Classification
High251 (15.4%)
Significant360 (22.1%)
Low1,008 (61.8%)
Condition Assessment
Satisfactory8 (0.5%)
Fair6 (0.4%)
Poor / Unsatisfactory6 (0.4%)
Not Rated1,610 (98.8%)
Federal
48
State
68
Local
286
Private
1,153
Tallest Dams
- Refuse Disposal Area175 ft
- Shelbyville Dam138 ft
- Duck Creek Station Dams123 ft
- Devil`s Kitchen Dam121 ft
- Macoupin Energy Refuse Disposal Area 6117 ft
High Hazard Dams
Poor Condition Dams
- Whoopie CatPoor
- Arsenal Power Poor
- Dam A-41Poor
- Lake Chautauqua Upper DamPoor
- Lake Chautauqua Lower DamPoor
All Dams in Illinois
Showing 1476–1500 of 1,630
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Camp Bunn Lake Dam Macoupin County | 36 | 1974 | Low | Not Available |
| Campbell Lake Dam Crawford County | 24 | 1960 | Low | Not Available |
| Camino Venado Lake Dam Tazewell County | — | — | Significant | Not Available |
| Cambridge Lakes Dam Kane County | 7 | 2007 | Low | Not Available |
| Cambon Lake Dam Franklin County | 10 | 1938 | Significant | Not Available |
| Calhoun Lake Dam Knox County | 24 | 1923 | Significant | Not Available |
| Cache River Containment Basin Dam Pulaski County | 9 | 2004 | Low | Not Available |
| Caboose Lake Dam Peoria County | 26 | — | Low | Not Available |
| Busse Woods Reservoir South Dam Cook County | 23 | 1977 | High | Not Available |
| Bushong Pond Dam 1 Jefferson County | 28 | 1977 | Low | Not Available |
| Bush Hill Dam DuPage County | 9 | — | Low | Not Available |
| Burkhart Pond Dam 1 Greene County | 30 | 1977 | Low | Not Available |
| Burcham Pond Dam Crawford County | 16 | 1961 | Low | Not Available |
| Bunn Pond Dam 1 Richland County | 28 | 1970 | Low | Not Available |
| Bunker Hill Reservoir 2 Dam Macoupin County | 35 | 1962 | Low | Not Available |
| Bunker Hill Old Lake Dam Macoupin County | 22 | 1936 | Low | Not Available |
| Bullock Lake Dam Hamilton County | 12 | 1973 | Low | Not Available |
| Bullfrog Lake Dam Cook County | 17 | 1958 | Significant | Not Available |
| Buffalo Drive Dam Sangamon County | 24 | 1950 | Significant | Not Available |
| Buffalo Creek Dam Lake County | 27 | 1983 | High | Not Available |
| Buck Pond Dam Jersey County | 30 | 1968 | Undetermined | Not Available |
| Buckner Reservoir Dam Franklin County | 15 | 1910 | Low | Not Available |
| Buck Lake Dam DeKalb County | 16 | 1971 | Low | Not Available |
| Buchanan Lake Dam Knox County | 27 | 1987 | Low | Not Available |
| Bruington Lake Dam Knox County | 40 | 1954 | Low | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.