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History of Delavan Lake Water Quality


Explore the stories below to learn more about the events and history which have shaped the Quality of Delavan Lake!

Lake Restoration of the Late 80's

Don't Let This Happen Again!!


Dispite a complete sanitary system being developed around the lake in 1981 (creation of the Delavan Lake Sanitary District), "the quality of Delavan Lake was ranked one of the worst in Wisconsin, and the blue-green algae bloom during the summer of 1983 was among the densest on record."

- Lake and Reservoir Management 16(3):155-176,2000 (View entire publication)


Watch this awesome video about the entire restoration project!

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