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 76–100 of 251
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| East Lake Centre Dam Adams County | 14 | 1995 | High | Not Available |
| Eckert Lake Dam St. Clair County | 42 | 1960 | High | Not Available |
| E. D. Edwards Station Ash Pond Peoria County | 25 | — | High | Not Available |
| Evergreen Lake Dam Woodford County | 69 | 1971 | High | Not Available |
| Exxonmobil Coal Usa/Mine 2/Refuse Disposal Area 1 Clinton County | 47 | — | High | Not Available |
| Exxonmobil Coal Usa/Mine 2/Refuse Disposal Area 2 Clinton County | 56 | 1990 | High | Not Available |
| Fairwood Lake Dam St. Clair County | 27 | 1969 | High | Not Available |
| Faries Park Dredge Disposal Dam Macon County | 29 | 1994 | High | Not Available |
| Farmdale Dam Tazewell County | 90 | 1951 | High | Not Available |
| Fawell Dam DuPage County | 26 | 1972 | High | Not Available |
| Fondulac Dam Tazewell County | 74 | 1949 | High | Not Available |
| Forest Lake Dam Lake County | 11 | 1935 | High | Not Available |
| Fort Jesse Detention Pond Dam McLean County | — | — | High | Not Available |
| Franciscan Prairie Pointe Dam Peoria County | 11 | — | High | Not Available |
| Gabbert Pond Dam Tazewell County | 20 | 1950 | High | Not Available |
| Gateway Medical Lake Dam Madison County | 31 | 1939 | High | Not Available |
| Gebhardt Lake Dam St. Clair County | — | — | High | Not Available |
| Glendale Gardens Detention Pond Dam Madison County | 18 | 1998 | High | Not Available |
| Godfrey Pond Dam Madison County | 20 | 1900 | High | Not Available |
| Grandwood Lake Dam Lake County | — | — | High | Not Available |
| Grasslands Basin Dam Cook County | 10 | — | High | Not Available |
| Hamilton County Coal/Hamilton County/Coal Refuse 2 Dam Hamilton County | 76 | 2016 | High | Not Available |
| Hawthorne Hills Dam Madison County | 21 | — | High | Not Available |
| Hawthorn Parkway Dam Lake County | 9 | 2001 | High | Not Available |
| Heitmans West Pond 2 Dam St. Clair County | 30 | 1990 | High | Not Available |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.