Crooked Lake vs Steamboat Bay Lake
Water quality, depth, fish species, and recreation comparison.
Crooked Lake and Steamboat Bay Lake both received the same overall water quality grade of A (Excellent). 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 (A) 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.
Crooked Lake
Good clarity, visible to about 12 ft.
Steamboat Bay Lake
Moderate clarity, visible to about 9.8 ft.
Side-by-Side Metrics
| Metric | Crooked Lake | Steamboat Bay Lake |
|---|---|---|
| Overall Grade | A (Excellent) | A (Excellent) |
| Water Clarity | 12 ft | 9.8 ft |
| Phosphorus | 13 µg/L | 15 µg/L |
| Chlorophyll-a (Algae) | 4 µg/L | 3 µg/L |
| Maximum Depth | 74 ft | 150 ft |
| Surface Area | 582 acres | 103,444 acres |
| Public Access | No | Yes |
| Fish Species | 13 | 18 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Both lakes earn the same Grade A. The tiebreakers come down to clarity (Crooked Lake: 12 ft, Steamboat Bay Lake: 9.8 ft) and what you want from the lake. Crooked Lake has fewer fish species than Steamboat Bay Lake.
Source: EPA National Aquatic Resource Surveys, 2026.