How Clean Is Round Lake?
Round Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 4 ft. Phosphorus: 27.2 µg/L. Trophic State Index: 54.
Cleanliness Snapshot
| Metric | Round Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 4 ft | — |
| Phosphorus | 27.2 µg/L | <30 = clean |
| Trophic State Index | 54 | <50 = clean |
How does Round Lake compare?
Round Lake's grade of C matches or beats the Wisconsin state average of C. It ranks #7 of 26 lakes in Price County by water quality score. Multi-year monitoring data shows water quality is stable based on 6 years of records.