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LakeQuality
Late afternoon sun over Slim Lake, scattering a bright path across wind-textured water

Cleanest Lakes in Lake County, Illinois

Long Lake in Lake County leads the rankings with a water quality grade of F and 3.4 ft of clarity. Below are the top 42 cleanest monitored lakes in Lake County, Illinois, ranked by EPA water quality score.

Ranked List

#LakeCountyGradeClarityPhosphorusAlgae
1Long LakeLakeF3.4 ft81 µg/L57.1 µg/L
2Sterling LakeLakeNR---
3Minear LakeLakeNR---
4Liberty LakeLakeNR---
5Lake CharlesLakeNR---
6Saint Marys LakeLakeNR---
7Gages LakeLakeNR---
8Third LakeLakeNR---
9Druce LakeLakeNR---
10Highland LakeLakeNR---
11Countryside LakeLakeNR---
12Sylvan LakeLakeNR---
13Davis LakeLakeNR---
14Lake ShereeLakeNR---
15Bangs LakeLakeNR---
16Wooster LakeLakeNR---
17Duck LakeLakeNR---
18Redhead LakeLakeNR---
19Brandenburg LakeLakeNR---
20Fish LakeLakeNR---
21Sullivan LakeLakeNR---
22Grassy LakeLakeNR---
23Lake BarringtonLakeNR---
24Honey LakeLakeNR---
25Forest LakeLakeNR---
26Turner LakeLakeNR---
27Dunns LakeLakeNR---
28Spring LakeLakeNR---
29Antioch LakeLakeNR---
30Crooked LakeLakeNR---
31Sand LakeLakeNR---
32Slough LakeLakeNR---
33Miltmore LakeLakeNR---
34Fourth LakeLakeNR---
35Lake LindenLakeNR---
36Waterford LakeLakeNR---
37Elmwood Farms LakeLakeNR---
38Huntley LakeLakeNR---
39White LakeLakeNR---
40Silver LakeLakeNR---
41Redwing Slough LakeLakeNR---
42Deer LakeLakeNR---

More Answers for Lake County, Illinois

All lakes in Lake County →Cleanest lakes in Illinois →

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