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

Cleanest Lakes in Isanti County, Minnesota

Horseshoe Lake in Isanti County leads the rankings with a water quality grade of A and 3.5 ft of clarity. Below are the top 37 cleanest monitored lakes in Isanti County, Minnesota, ranked by EPA water quality score.

Ranked List

#LakeCountyGradeClarityPhosphorusAlgae
1Horseshoe LakeIsantiA3.5 ft13 µg/L2.7 µg/L
2Spectacle LakeIsantiA13.8 ft11 µg/L2.2 µg/L
3Lower Birch LakeIsantiA7.4 ft19 µg/L3.6 µg/L
4Hoffman LakeIsantiA3.7 ft15 µg/L3.6 µg/L
5Horseleg LakeIsantiA3.6 ft17 µg/L3 µg/L
6Skogman LakeIsantiC5.4 ft31 µg/L13.4 µg/L
7Fannie LakeIsantiC6.9 ft35 µg/L9.3 µg/L
8Twin LakeIsantiD2.5 ft78 µg/L16 µg/L
9Blue LakeIsantiD8.9 ft44 µg/L21.4 µg/L
10Green LakeIsantiD4.7 ft48 µg/L16.4 µg/L
11Stratton LakeIsantiNR---
12Long LakeIsantiNR---
13Tamarack LakeIsantiNR---
14Hurley LakeIsantiNR---
15Grass LakeIsantiNR---
16Rice LakeIsantiNR---
17Marget LakeIsantiNR---
18Elizabeth LakeIsantiNR---
19Long LakeIsantiNR---
20Long LakeIsantiNR---
21Mud LakeIsantiNR---
22Upper Rice LakeIsantiNR---
23Seventeen LakeIsantiNR---
24Section LakeIsantiNR---
25Trollin LakeIsantiNR---
26Linderman LakeIsantiNR---
27Lindgren LakeIsantiNR---
28Krone LakeIsantiNR---
29Lesure Heath LakeIsantiNR---
30Williams LakeIsantiNR---
31Barton LakeIsantiNR---
32Baxter LakeIsantiNR---
33Tennyson LakeIsantiNR---
34Mud LakeIsantiNR---
35Stony LakeIsantiNR---
36German LakeIsantiNR---
37Long LakeIsantiNR---

More Answers for Isanti County, Minnesota

All lakes in Isanti County →Cleanest lakes in Minnesota →

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