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LakeQuality

Clearwater Lake vs Devil Track Lake

Water quality, depth, fish species, and recreation comparison.

Clearwater Lake has a higher water quality grade (A, Excellent) than Devil Track Lake (B, Good). Both are in Cook County, Minnesota.

Both Clearwater Lake and Devil Track Lake sit in Minnesota. A same-state comparison strips out the state-level water-quality regime as a variable: any grade differences here are about the lakes themselves, not the agencies grading them. The grades are close: Clearwater Lake (A) and Devil Track Lake (B) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.

With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.

A

Clearwater Lake

Cook County, Minnesota

Crystal clear, you can see 30 ft down.

B

Devil Track Lake

Cook County, Minnesota

Moderate clarity, visible to about 7 ft.

Side-by-Side Metrics

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

Source: EPA National Aquatic Resource Surveys, 2026.

MetricClearwater LakeDevil Track Lake
Overall GradeA (Excellent)B (Good)
Water Clarity30 ft7 ft
Phosphorus4 µg/L12.5 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth65 ft50 ft
Surface Area461.73 acres1.9K acres
Public AccessNoYes
Fish Species01
Trophic Stateoligotrophicmesotrophic

Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).

Verdict

Clearwater Lake wins on overall water quality with a Grade A versus Devil Track Lake's Grade B. Water clarity: 30 ft vs 7 ft. For more fish-species variety, Devil Track Lake edges ahead with 1 documented species.