Lake St. Croix vs St. Croix Lake
Water quality, depth, fish species, and recreation comparison.
Lake St. Croix has a higher water quality grade (B, Good) than St. Croix Lake (D, Poor). Both are in St. Croix County, Wisconsin.
B
Lake St. Croix
St. Croix County, Wisconsin
Murky, only visible to about 5.6 ft.
D
St. Croix Lake
St. Croix County, Wisconsin
Murky, only visible to about 5.1 ft.
Side-by-Side Metrics
| Metric | Lake St. Croix | St. Croix Lake |
|---|---|---|
| Overall Grade | B (Good) | D (Poor) |
| Water Clarity | 5.6 ft | 5.1 ft |
| Phosphorus | 16.5 µg/L | No data |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | 60 ft | 60 ft |
| Surface Area | 7.7K acres | 7.7K acres |
| Public Access | Yes | Yes |
| Fish Species | 7 | 7 |
| Trophic State | mesotrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Lake St. Croix wins on overall water quality with a Grade B versus St. Croix Lake's Grade D. Water clarity: 5.6 ft vs 5.1 ft. For fishing diversity, Lake St. Croix also leads with 7 species.