Crystal Lake vs Franklin Lake
Water quality, depth, fish species, and recreation comparison.
Franklin Lake has a higher water quality grade (A, Excellent) than Crystal Lake (B, Good). Both are in Otter Tail County, Minnesota.
B
Crystal Lake
Otter Tail County, Minnesota
Good clarity, visible to about 10.2 ft.
A
Franklin Lake
Otter Tail County, Minnesota
Good clarity, visible to about 13.1 ft.
Side-by-Side Metrics
| Metric | Crystal Lake | Franklin Lake |
|---|---|---|
| Overall Grade | B (Good) | A (Excellent) |
| Water Clarity | 10.2 ft | 13.1 ft |
| Phosphorus | 20 µg/L | 17 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 55 ft | 48 ft |
| Surface Area | 1.4K acres | 1.1K acres |
| Public Access | Yes | Yes |
| Fish Species | 17 | 18 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Franklin Lake wins on overall water quality with a Grade A versus Crystal Lake's Grade B. Water clarity: 13.1 ft vs 10.2 ft. For fishing diversity, Franklin Lake also leads with 18 species.