How Clean Is Little St. Germain Lk-South Bay-Nr St. Germain Lake?
Little St. Germain Lk-South Bay-Nr St. Germain 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. Phosphorus: 33.5 µg/L. Trophic State Index: 55.
Cleanliness Snapshot
| Metric | Little St. Germain Lk-South Bay-Nr St. Germain Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Phosphorus | 33.5 µg/L | <30 = clean |
| Trophic State Index | 55 | <50 = clean |
How does Little St. Germain Lk-South Bay-Nr St. Germain Lake compare?
Little St. Germain Lk-South Bay-Nr St. Germain Lake's grade of C matches or beats the Wisconsin state average of C. It ranks #161 of 191 lakes in Vilas County by water quality score. Multi-year monitoring data shows water quality is declining based on 6 years of records.