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LakeQuality

Crooked Lake vs Steamboat Bay Lake

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

Crooked Lake has a higher water quality grade (A, Excellent) than Steamboat Bay Lake (B, Good). Both are in Cass County, Minnesota.

Crooked Lake and Steamboat Bay Lake are both in Minnesota — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. The grades are close: Crooked Lake (A) and Steamboat Bay 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

Crooked Lake

Cass County, Minnesota

Good clarity, visible to about 12 ft.

B

Steamboat Bay Lake

Cass County, Minnesota

Moderate clarity, visible to about 9.8 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.

MetricCrooked LakeSteamboat Bay Lake
Overall GradeA (Excellent)B (Good)
Water Clarity12 ft9.8 ft
Phosphorus12 µg/L14 µg/L
Chlorophyll-a (Algae)4.3 µg/L3.1 µg/L
Maximum Depth74 ft150 ft
Surface Area581.83 acres103.4K acres
Public AccessNoYes
Fish Species11
Trophic Statemesotrophicmesotrophic

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

Verdict

Crooked Lake wins on overall water quality with a Grade A versus Steamboat Bay Lake's Grade B. Water clarity: 12 ft vs 9.8 ft. For fishing diversity, Crooked Lake also leads with 1 species.