Fountain 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 Fountain Lake (F, Very Poor). Both are in Wright County, Minnesota.
F
Fountain Lake
Wright County, Minnesota
Very murky, less than 1 ft of visibility.
A
Upper Maple Lake
Wright County, Minnesota
Crystal clear, you can see 18 ft down.
Side-by-Side Metrics
| Metric | Fountain Lake | Upper Maple Lake |
|---|---|---|
| Overall Grade | F (Very Poor) | A (Excellent) |
| Water Clarity | 1 ft | 18 ft |
| Phosphorus | 135 µg/L | 16 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 10 ft | 76 ft |
| Surface Area | 434.65 acres | 632.6 acres |
| Public Access | Yes | Yes |
| Fish Species | 5 | 15 |
| Trophic State | hypereutrophic | 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 Fountain Lake's Grade F. Water clarity: 18 ft vs 1 ft. For fishing diversity, Upper Maple Lake also leads with 15 species.