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

Cleanest Lakes in Flathead County, Montana

Tally Lake in Flathead County leads the rankings on measured clarity and nutrients and 15.2 ft of clarity. Below are the top 50 cleanest monitored lakes in Flathead County, Montana, ranked on EPA nutrient and algae measurements.

Ranked List

#LakeCountyClarityPhosphorusAlgae
1Tally LakeFlathead15.2 ft4.7 µg/L0.8 µg/L
2Whitefish LakeFlathead22 ft2.8 µg/L0.9 µg/L
3Little Bitterroot Lake CenterFlathead-4 µg/L1 µg/L
4Mcgilvray LakeFlathead-5.9 µg/L1.7 µg/L
5Hanson-Doyle LakeFlathead-7.3 µg/L2.3 µg/L
6Bailey LakeFlathead-6.9 µg/L2 µg/L
7Foys LakeFlathead-15.8 µg/L4.1 µg/L
8Rogers LakeFlathead-11.6 µg/L2.6 µg/L
9Hubbart ReservoirFlathead---
10Little McGregor LakeFlathead---
11McGregor LakeFlathead---
12Lynch LakeFlathead---
13Dahl LakeFlathead---
14Pearson ReservoirFlathead---
15Smith LakeFlathead---
16Lake MonroeFlathead---
17Lone LakeFlathead---
18Middle Foy LakeFlathead---
19McWenneger SloughFlathead---
20Egan SloughFlathead---
21Church SloughFlathead---
22Wileys SloughFlathead---
23Fennon SloughFlathead---
24Lake of the WoodsFlathead---
25Mud LakeFlathead---
26Margaret LakeFlathead---
27Handkerchief LakeFlathead---
28Pilgrim LakesFlathead---
29Birch LakeFlathead---
30Black LakeFlathead---
31Wildcat LakeFlathead---
32Clayton LakeFlathead---
33Hungry Horse ReservoirFlathead---
34Lion LakeFlathead---
35Lore LakeFlathead---
36Bowser LakeFlathead---
37Boyle LakeFlathead---
38Spoon LakeFlathead---
39Harrison LakeFlathead---
40Lincoln LakeFlathead---
41Lake Ellen WilsonFlathead---
42Avalanche LakeFlathead---
43Logging LakeFlathead---
44Trout LakeFlathead---
45Arrow LakeFlathead---
46Lake EvangelineFlathead---
47Ruger LakeFlathead---
48Cerulean LakeFlathead---
49Gyrfalcon LakeFlathead---
50Grace LakeFlathead---

More Answers for Flathead County, Montana

All lakes in Flathead County →Cleanest lakes in Montana →

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