Green Lake vs Rush Lake
Water quality, depth, fish species, and recreation comparison.
Green Lake and Rush Lake both received the same overall water quality grade of B (Good). Both are in Wisconsin.
B
Green Lake
Green Lake County, Wisconsin
Good clarity, visible to about 13.3 ft.
B
Rush Lake
Winnebago County, Wisconsin
Good clarity, visible to about 10.7 ft.
Side-by-Side Metrics
| Metric | Green Lake | Rush Lake |
|---|---|---|
| Overall Grade | B (Good) | B (Good) |
| Water Clarity | 13.3 ft | 10.7 ft |
| Phosphorus | 23 µg/L | 26 µg/L |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 236 ft | - |
| Surface Area | 7.9K acres | 2.7K acres |
| Public Access | Yes | Yes |
| Fish Species | 7 | 2 |
| Trophic State | mesotrophic | mesotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Both lakes earn the same Grade B. The tiebreakers come down to clarity (Green Lake: 13.3 ft, Rush Lake: 10.7 ft) and what you want from the lake. Green Lake supports more documented fish species.