Collinwood Lake vs Upper Maple Lake
Water quality, depth, fish species, and recreation comparison.
Upper Maple Lake has a higher water quality grade (A, Excellent) than Collinwood Lake (D, Poor). Both are in Wright County, Minnesota.
D
Collinwood Lake
Wright County, Minnesota
Murky, only visible to about 3.9 ft.
A
Upper Maple Lake
Wright County, Minnesota
Crystal clear, you can see 18 ft down.
Side-by-Side Metrics
| Metric | Collinwood Lake | Upper Maple Lake |
|---|---|---|
| Overall Grade | D (Poor) | A (Excellent) |
| Water Clarity | 3.9 ft | 18 ft |
| Phosphorus | 120.5 µg/L | 16 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 28 ft | 76 ft |
| Surface Area | 638.93 acres | 632.6 acres |
| Public Access | Yes | Yes |
| Fish Species | 18 | 15 |
| Trophic State | eutrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Upper Maple Lake wins on overall water quality with a Grade A versus Collinwood Lake's Grade D. Water clarity: 18 ft vs 3.9 ft. For more fish-species variety, Collinwood Lake edges ahead with 18 documented species.