Johnson Lake vs Pike Lake
Water quality, depth, fish species, and recreation comparison.
Pike Lake has a higher water quality grade (A, Excellent) than Johnson Lake (F, Very Poor). Both are in St. Louis County, Minnesota.
F
Johnson Lake
St. Louis County, Minnesota
Very murky, less than 3 ft of visibility.
A
Pike Lake
St. Louis County, Minnesota
Crystal clear, you can see 18 ft down.
Side-by-Side Metrics
| Metric | Johnson Lake | Pike Lake |
|---|---|---|
| Overall Grade | F (Very Poor) | A (Excellent) |
| Water Clarity | 3 ft | 18 ft |
| Phosphorus | No data | No data |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 18 ft | 60 ft |
| Surface Area | 455.98 acres | 488.26 acres |
| Public Access | Yes | Yes |
| Fish Species | 11 | 9 |
| Trophic State | eutrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Pike Lake wins on overall water quality with a Grade A versus Johnson Lake's Grade F. Water clarity: 18 ft vs 3 ft. For more fish-species variety, Johnson Lake edges ahead with 11 documented species.