How Clean Is Lincoln Lake?
Lincoln 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): 5.7 ft. Phosphorus: 12.7 µg/L. Chlorophyll-a (algae): 3.7 µg/L. Trophic State Index: 45.
Cleanliness Snapshot
| Metric | Lincoln Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 5.7 ft | — |
| Phosphorus | 12.7 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 3.7 µg/L | <10 = clean |
| Trophic State Index | 45 | <50 = clean |
How does Lincoln Lake compare?
Lincoln Lake's grade of B matches or beats the Wisconsin state average of C. It ranks #1 of 2 lakes in Lincoln County by water quality score.