Dams in Monroe County, Illinois

22Total Dams
4High Hazard
9Significant

Dam Safety in Monroe County, Illinois

Monroe County has 22 dams tracked in the National Inventory of Dams. Of these, 4 are classified as high hazard — meaning failure would probably cause loss of human life. Another 9 carry a significant hazard classification.

The average dam in Monroe County is 59 years old. The most common purpose is recreation. The tallest dam is Village Of Valmeyer Dam at 68 ft.

DamHazardConditionHeight (ft)PurposeYear
Hill Lake DamHighNot Available30Recreation1968
Columbia Lakes South Lake DamHighNot Available25Recreation1990
Stonegate Lake DamHighNot Available23Flood Risk Reduction1960
Lake Of The Woods 2 DamHighNot Available0Recreation
Waterloo New Reservoir DamSignificantNot Available42Water Supply1961
West Lake Estates DamSignificantNot Available33Recreation1986
Waterloo Reservoir 1 DamSignificantNot Available31Water Supply1924
Westview Acres Lake DamSignificantNot Available29Recreation1999
Waterloo Sportsman Club Lake 1 DamSignificantNot Available29Recreation1948
Keeven Lake DamSignificantNot Available25Irrigation1998
Finn's Lake DamSignificantNot Available23Irrigation
Ylsa Lake DamSignificantNot Available20Recreation1995
Waterloo Reservoir 2 DamSignificantNot Available19Water Supply1950
Village Of Valmeyer DamLowNot Available68Flood Risk Reduction1995
Waterloo Sportsman Club Lake 2 DamLowNot Available32Recreation1950
Lake Loudel DamLowNot Available28Recreation1928
Fisher Lake DamLowNot Available28Recreation1952
Lake Emmett DamLowNot Available23Recreation1949
Lake Of The Woods 1 DamLowNot Available21Recreation1974
Lake Mildred DamLowNot Available19Recreation1950
Willow Lake Estates DamLowNot Available17Recreation1996
Lake Ronnie DamLowNot Available17Recreation1952