How Clean Is Turtle Flambeau Flowage Lake?
Turtle Flambeau Flowage Lake is a clean lake by Wisconsin standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 6 ft. Phosphorus: 19.7 µg/L. Trophic State Index: 49.
Cleanliness Snapshot
| Metric | Turtle Flambeau Flowage Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 6 ft | — |
| Phosphorus | 19.7 µg/L | <30 = clean |
| Trophic State Index | 49 | <50 = clean |
How does Turtle Flambeau Flowage Lake compare?
Turtle Flambeau Flowage Lake's grade of B matches or beats the Wisconsin state average of C. It ranks #14 of 33 lakes in Iron County by water quality score. Multi-year monitoring data shows water quality is improving based on 6 years of records.