Dams in Illinois

1,630 damsAvg age: 60 years

250

High Hazard

361

Significant

1,008

Low Hazard

Dam Safety in Illinois

Illinois has 1,630 dams tracked in the National Inventory of Dams. Of these, 250 (15%) are classified as high hazard — meaning failure would probably cause loss of human life — and 361 are classified as significant hazard. Currently, 6 dams in the state have a condition assessment of poor or unsatisfactory, indicating recognized safety deficiencies.

The average dam in Illinois is 60 years old. The most common purpose for dams in Illinois is recreation, accounting for 858 of the state's dams.

Use the search above to find dams near any address in Illinois, or browse by county below. Each dam listing includes its hazard potential classification, condition assessment, physical characteristics, and inspection history from the NID.

Illinois Dam Facts

Total Dams	1,630
High Hazard Dams	250
Average Dam Age	60 years
Tallest Dam	175 ft
Largest Reservoir	1,026,546 acre-ft
Poor/Unsatisfactory Condition	6

Notable Dams in Illinois

Refuse Disposal Area175 ftSignificant Shelbyville Dam138 ftHigh Duck Creek Station Dams123 ftHigh Devil`s Kitchen Dam121 ftHigh Sugar Camp/mine 1/north Refuse Disposal Facility Dam117 ftHigh

Explore Illinois Dams

Oldest DamsEarliest dams in Illinois Tallest DamsHighest dams in Illinois

Counties in Illinois

Adams25 dams4 high hazard Alexander3 dams1 high hazard Ballard1 dams Bond13 dams Boone2 dams1 high hazard Brown16 dams Bureau14 dams6 high hazard Carroll6 dams1 high hazard Cass6 dams2 high hazard Champaign7 dams1 high hazard Christian15 dams4 high hazard Clark20 dams1 high hazard Clay6 dams Clinton14 dams2 high hazard Coles15 dams2 high hazard Cook44 dams14 high hazard Crawford11 dams1 high hazard Cumberland4 dams1 high hazard De Witt7 dams1 high hazard DeKalb8 dams3 high hazard Douglas4 dams DuPage30 dams6 high hazard Edgar6 dams Edwards6 dams Effingham10 dams Fayette13 dams1 high hazard Ford2 dams Franklin33 dams6 high hazard Fulton56 dams6 high hazard Gallatin10 dams Greene20 dams Grundy6 dams1 high hazard Hamilton13 dams4 high hazard Hancock13 dams1 high hazard Hardin6 dams Henderson9 dams Henry11 dams1 high hazard Iroquois4 dams Jackson23 dams7 high hazard Jasper8 dams Jefferson28 dams4 high hazard Jersey31 dams1 high hazard Jo Daviess7 dams2 high hazard Johnson18 dams Kane36 dams6 high hazard Kankakee2 dams1 high hazard Kendall7 dams Knox24 dams4 high hazard LaSalle18 dams7 high hazard Lake28 dams10 high hazard Lawrence2 dams Lee7 dams1 high hazard Livingston6 dams Logan4 dams2 high hazard Macon5 dams2 high hazard Macoupin97 dams8 high hazard Madison63 dams12 high hazard Marion20 dams3 high hazard Marshall4 dams2 high hazard Mason9 dams3 high hazard Massac4 dams McDonough29 dams1 high hazard McHenry21 dams4 high hazard McLean16 dams4 high hazard Menard4 dams1 high hazard Mercer13 dams Monroe22 dams4 high hazard Montgomery48 dams8 high hazard Morgan27 dams1 high hazard Moultrie5 dams Ogle9 dams2 high hazard Peoria49 dams7 high hazard Perry11 dams Piatt1 dams Pike11 dams1 high hazard Pope5 dams Pulaski4 dams Putnam7 dams1 high hazard Randolph26 dams2 high hazard Richland10 dams2 high hazard Rock Island12 dams2 high hazard Saline23 dams2 high hazard Sangamon18 dams3 high hazard Schuyler30 dams4 high hazard Scott3 dams Shelby7 dams2 high hazard St. Charles1 dams St. Clair60 dams16 high hazard Stark4 dams Stephenson4 dams2 high hazard Tazewell43 dams5 high hazard Union8 dams3 high hazard Vermilion9 dams1 high hazard Wabash5 dams Warren13 dams Washington13 dams2 high hazard Wayne10 dams White7 dams2 high hazard Whiteside6 dams1 high hazard Will38 dams7 high hazard Williamson30 dams6 high hazard Winnebago18 dams7 high hazard Woodford10 dams1 high hazard

High Hazard Dams in Illinois

Dam	County	Height	Condition	Purpose
Shelbyville Dam	Shelby	138 ft	Not assessed	Flood Risk Reduction
Duck Creek Station Dams	Fulton	123 ft	Not assessed	Other
Devil`s Kitchen Dam	Williamson	121 ft	Satisfactory	Fish and Wildlife Pond
Sugar Camp/mine 1/north Refuse Disposal Facility Dam	Franklin	117 ft	Not assessed	Tailings
Macoupin Energy Refuse Disposal Area 6	Macoupin	117 ft	Not assessed	Tailings
Thorton Quarry Gap Dam	Cook	116 ft	Not assessed	Flood Risk Reduction
American Coal/galatia/bunkhouse Rdf Dam	Saline	110 ft	Not assessed	Other
International Coal/viper/slurry Impoundment	Logan	109 ft	Not assessed	Other
Arclar/willow Lake/refuse Area 2 Dam	Saline	108 ft	Not assessed	Tailings
Coffeen Gmf Gypsum Stack Dam	Montgomery	108 ft	Not assessed	Debris Control
International Coal/viper/north Slurry Impoundment Dam	Logan	105 ft	Not assessed	Other
Consol/rend Lake Mine/slurry Cell 2 Dam	Jefferson	100 ft	Not assessed	Other
Kinkaid Lake Dam	Jackson	96 ft	Not assessed	Recreation
Macoupin Energy/refuse Disposal Area 5	Macoupin	95 ft	Not assessed	Other
Farmdale Dam	Tazewell	90 ft	Not assessed	Flood Risk Reduction
Williamson Energy/pond Creek Mine/refuse Disposal Facility	Williamson	88 ft	Not assessed	Other
Little Grassy Dam	Williamson	88 ft	Fair	Fish and Wildlife Pond
Lake Thunderbird Dam	Putnam	86 ft	Not assessed	Recreation
Sugar Camp/mine 1/coal Refuse Disposal 1 Dam	Franklin	86 ft	Not assessed	Tailings
Lake Petersburg Dam	Menard	85 ft	Not assessed	Recreation
Wildwood Lake Dam	Marshall	84 ft	Not assessed	Recreation
East Fork Lake Dam	Richland	84 ft	Not assessed	Recreation
Lake Mcmaster Dam	Knox	81 ft	Not assessed	Recreation
Hillsboro Energy/deer Run/crd 1 Dam	Montgomery	80 ft	Not assessed	Tailings
Lake George Dam	Rock Island	78 ft	Not assessed	Recreation
Apple Canyon Lake Dam	Jo Daviess	78 ft	Not assessed	Recreation
Hillboro Energy/deer Run/crd 2 Dam	Montgomery	77 ft	Not assessed	Other
Hamilton County Coal/hamilton County/coal Refuse 2 Dam	Hamilton	76 ft	Not assessed	Other
Arentsen Pond Dam	Hamilton	75 ft	Not assessed	Other
Consol/rend Lake Mine/slurry Impoundment 1	Jefferson	75 ft	Not assessed	Other
Cedar Lake Dam	Jackson	74 ft	Not assessed	Recreation
Spoon Lake Dam	Knox	74 ft	Not assessed	Recreation
Leroy Hinkle Dam	Carroll	74 ft	Not assessed	Recreation
Fondulac Dam	Tazewell	74 ft	Not assessed	Flood Risk Reduction
Stonewolf Golf Course Lake Dam	St. Clair	72 ft	Not assessed	Recreation
Evergreen Lake Dam	Woodford	69 ft	Not assessed	Water Supply
Prairie Lake Dam	Cass	68 ft	Not assessed	Recreation
Springfield Coal/orient 4/east Slurry Imp	Williamson	66 ft	Not assessed	Other
Crab Orchard Dam	Williamson	65 ft	Fair	Fish and Wildlife Pond
Clinton Power Station/clinton Lake Dam	De Witt	65 ft	Not assessed	Recreation
Lockport Lock and Controlling Works	Will	65 ft	Not assessed	Navigation
Doyle Lake Dam	Adams	62 ft	Not assessed	Fish and Wildlife Pond
Tiskilwa Strucure 2 Dam	Bureau	61 ft	Not assessed	Flood Risk Reduction
Smallpox Creek Dam	Jo Daviess	60 ft	Not assessed	Recreation
Tiskilwa Structure 5 Dam	Bureau	60 ft	Not assessed	Flood Risk Reduction
Tom Steele Dam	Rock Island	59 ft	Not assessed	Recreation
Tiskilwa Structure 4 Dam	Bureau	59 ft	Not assessed	Flood Risk Reduction
Macoupin Energy Smith Reservoir Dam	Macoupin	58 ft	Not assessed	Recreation
Canton City Lake Dam	Fulton	57 ft	Not assessed	Recreation
Exxonmobil Coal Usa/mine 2/refuse Disposal Area 2	Clinton	56 ft	Not assessed	Other
Lake Camelot Dam	Peoria	56 ft	Not assessed	Recreation
Airstrip Reservoir Dam	Jersey	55 ft	Not assessed	Recreation
Lake of Egypt Dam	Williamson	55 ft	Not assessed	Other
Baldwin Plant Cooling Lake Dikes	St. Clair	55 ft	Not assessed	Other
Sangchris Lake Dam	Christian	55 ft	Not assessed	Recreation
Spring Arbor Lake Dam	Jackson	55 ft	Not assessed	Recreation
Baldwin Plant Cooling Lake Dam	Randolph	55 ft	Not assessed	Other
Si Energy/mine 25/slurry Cell 2 Dam	Franklin	55 ft	Not assessed	Other
Lake Lancelot Dam	Peoria	54 ft	Not assessed	Recreation
Lake Lou Yaeger Dam	Montgomery	54 ft	Not assessed	Recreation
Rend Dam	Franklin	54 ft	Not assessed	Flood Risk Reduction
Pana Lake Dam	Shelby	53 ft	Not assessed	Recreation
Lake Storey Dam	Knox	53 ft	Not assessed	Recreation
Lincoln Trail State Park Lake Dam	Clark	52 ft	Not assessed	Recreation
Hollis Park Dam	Peoria	51 ft	Not assessed	Recreation
Litchfield City Lake Dam	Montgomery	51 ft	Not assessed	Recreation
Horton Lake Dam	Hancock	50 ft	Not assessed	Recreation
Vandalia Municipal Reservoir Dam	Fayette	50 ft	Not assessed	Recreation
Norris Slurry Impoundment	Fulton	50 ft	Not assessed	Other
Tiskilwa Structure 1 Dam	Bureau	49 ft	Not assessed	Flood Risk Reduction
Spaulding Dam	Sangamon	48 ft	Not assessed	Recreation
Alpine Dam	Winnebago	48 ft	Not assessed	Flood Risk Reduction
Exxonmobil Coal Usa/mine 2/refuse Disposal Area 1	Clinton	47 ft	Not assessed	Tailings
Coal & Crane Creek Structure 5	Schuyler	47 ft	Not assessed	Other
Paradise Lake Dam	Coles	46 ft	Not assessed	Recreation
Pierce Lake Dam	Winnebago	46 ft	Not assessed	Recreation
Clearwater Pond Dam	Bureau	45 ft	Not assessed	Other
Dunlap Lake Dam	Madison	45 ft	Not assessed	Recreation
Lake Vermilion Dam	Vermilion	45 ft	Not assessed	Water Supply
Alto Pass Reservoir Dam	Union	45 ft	Not assessed	Recreation
Brandon Road Lock and Dam	Will	45 ft	Not assessed	Navigation
Drake Lake Dam	Cass	44 ft	Not assessed	Fish and Wildlife Pond
Lake Summerset Dam	Winnebago	44 ft	Not assessed	Recreation
Stone Creek Golf Club Lake Dam	Jackson	43 ft	Not assessed	Water Supply
Coal and Crane Creek Structure 8	Schuyler	43 ft	Not assessed	Other
Macoupin Energy Recirculation Pond Dam	Macoupin	43 ft	Not assessed	Water Supply
Coal and Crane Creek Structure 12	Schuyler	43 ft	Not assessed	Other
Lasalle Co. Nuclear Station Cooling Lake Dam	LaSalle	43 ft	Not assessed	Other
Castle Ridge Lake Dam	Madison	42 ft	Not assessed	Recreation
Eckert Lake Dam	St. Clair	42 ft	Not assessed	Recreation
Moraine View Dam	McLean	42 ft	Not assessed	Recreation
Sunset Hills Lake 1 Dam	Tazewell	42 ft	Not assessed	Irrigation
Lake Carlton Dam	Whiteside	41 ft	Not assessed	Recreation
Holiday Lake Dam	LaSalle	41 ft	Not assessed	Recreation
Page Park Dam	Winnebago	41 ft	Not assessed	Flood Risk Reduction
Coulterville Coal/gateway Mine/slurry Cell 3 Dam	Randolph	41 ft	Not assessed	Other
Lake Tanglewood Dam	Marshall	40 ft	Not assessed	Recreation
Miller Lake Dam	Jefferson	40 ft	Not assessed	Recreation
Lake in the Hills Dam 1	McHenry	40 ft	Not assessed	Recreation
Prairie State Energy Raw Water Dam	Washington	40 ft	Not assessed	Water Supply