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LakeQuality

Long Lake vs Upper Trelipe Lake

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

Long Lake has a higher water quality grade (A, Excellent) than Upper Trelipe Lake (A, Excellent). Both are in Cass County, Minnesota.

A

Long Lake

Cass County, Minnesota

Crystal clear, you can see 21.8 ft down.

A

Upper Trelipe Lake

Cass County, Minnesota

Good clarity, visible to about 14 ft.

Side-by-Side Metrics

MetricLong LakeUpper Trelipe Lake
Overall GradeA (Excellent)A (Excellent)
Water Clarity21.8 ft14 ft
Phosphorus9 µg/L11 µg/L
Chlorophyll-a (Algae)No dataNo data
Maximum Depth115 ft69 ft
Surface Area1.0K acres421.42 acres
Public AccessYesYes
Fish Species1415
Trophic Stateoligotrophicoligotrophic

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

Verdict

Long Lake wins on overall water quality with a Grade A versus Upper Trelipe Lake's Grade A. Water clarity: 21.8 ft vs 14 ft. For more fish-species variety, Upper Trelipe Lake edges ahead with 15 documented species.