Chisago Lake vs Green Lake
Water quality, depth, fish species, and recreation comparison.
Green Lake has a higher water quality grade (C, Fair) than Chisago Lake (C, Fair). Both are in Chisago County, Minnesota.
C
Chisago Lake
Chisago County, Minnesota
Murky, only visible to about 4 ft.
C
Green Lake
Chisago County, Minnesota
Murky, only visible to about 6 ft.
Side-by-Side Metrics
| Metric | Chisago Lake | Green Lake |
|---|---|---|
| Overall Grade | C (Fair) | C (Fair) |
| Water Clarity | 4 ft | 6 ft |
| Phosphorus | 32 µg/L | 26 µg/L |
| Chlorophyll-a (Algae) | 9.4 µg/L | 6.5 µg/L |
| Maximum Depth | 34 ft | 32 ft |
| Surface Area | 943.96 acres | 1.8K acres |
| Public Access | No | Yes |
| Fish Species | 14 | 15 |
| Trophic State | eutrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Green Lake wins on overall water quality with a Grade C versus Chisago Lake's Grade C. Water clarity: 6 ft vs 4 ft. For fishing diversity, Green Lake also leads with 15 species.