Turtle Flambeau Flowage Lake vs Turtle-Flambeau Flowage Lake
Water quality, depth, fish species, and recreation comparison.
Turtle Flambeau Flowage Lake has a higher water quality grade (B, Good) than Turtle-Flambeau Flowage Lake (D, Poor). Both are in Iron County, Wisconsin.
Turtle Flambeau Flowage Lake and Turtle-Flambeau Flowage Lake are both in Wisconsin — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. The grades are meaningfully apart: Turtle Flambeau Flowage Lake grades a B while Turtle-Flambeau Flowage Lake grades a D. That two-letter spread reflects real underlying differences — different watershed inputs, different depth profiles, or different monitoring rigor.
For a recreational visitor, the wider grade gap is decisive — Turtle Flambeau Flowage Lake is the better water-quality choice. For a researcher, the gap is the interesting part: what is different about the two watersheds, and which of those differences is mutable?
Turtle Flambeau Flowage Lake
Murky, only visible to about 6 ft.
Turtle-Flambeau Flowage Lake
Murky, only visible to about 4 ft.
Side-by-Side Metrics
| Metric | Turtle Flambeau Flowage Lake | Turtle-Flambeau Flowage Lake |
|---|---|---|
| Overall Grade | B (Good) | D (Poor) |
| Water Clarity | 6 ft | 4 ft |
| Phosphorus | 19.7 µg/L | No data |
| Chlorophyll-a (Algae) | No data | No data |
| Maximum Depth | - | 50 ft |
| Surface Area | 13,798 acres | 12,942 acres |
| Public Access | Yes | Yes |
| Fish Species | 0 | 7 |
| Trophic State | mesotrophic | eutrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Turtle Flambeau Flowage Lake wins on overall water quality with a Grade B versus Turtle-Flambeau Flowage Lake's Grade D. Water clarity: 6 ft vs 4 ft. For more fish-species variety, Turtle-Flambeau Flowage Lake edges ahead with 7 documented species.