Dams in Lee County, Illinois

7Total Dams
1High Hazard
2Significant

Dam Safety in Lee County, Illinois

Lee County has 7 dams tracked in the National Inventory of Dams. Of these, 1 are classified as high hazard — meaning failure would probably cause loss of human life. Another 2 carry a significant hazard classification.

The average dam in Lee County is 63 years old. The most common purpose is recreation. The tallest dam is Mississippi River Lock And Dam 19 at 63 ft.

Data note: Hazard potential describes the consequences if a dam failed; it does not predict the likelihood of failure. Inspection, condition, and emergency-plan fields can be incomplete or delayed. Check state dam-safety officials and local emergency managers for official guidance.
DamHazardConditionHeight (ft)PurposeYear
East Branch Fargo Creek DamHighNot Available31Flood Risk Reduction1997
Mississippi River Lock And Dam 19SignificantNot Available63Navigation1913
Sherman DamSignificantNot Available25Recreation1991
Woodhaven Lake DamLowNot Available33Recreation1975
DixonLowSatisfactory17Hydroelectric1924
Stroyan Lake DamLowNot Available14Recreation1966
Bass Lake DamLowNot Available11Recreation1971