Dams in Union County, Illinois

8Total Dams
3High Hazard
1Significant
DamHazardConditionHeight (ft)PurposeYear
Alto Pass Reservoir DamHighNot Available45Recreation1964
Dongola Lake DamHighNot Available34Recreation1970
Choate Lake DamHighNot Available25Recreation1907
Myers Ranch Farms Pond DamSignificantNot Available38Recreation1997
Rockman Pond Dam 1LowNot Available34Fish and Wildlife Pond1973
Flamms Lake DamLowNot Available29Recreation
Hinz Pond DamLowNot Available26Recreation1966
Dennys Pond DamLowNot Available25Fire Protection, Stock, Or Small Fish Pond1966