How Clean Is Alexander Lake?
Alexander 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: 46.2 µg/L. Trophic State Index: 58.
Cleanliness Snapshot
| Metric | Alexander Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | B |
| Water Clarity (Secchi) | 4 ft | — |
| Phosphorus | 46.2 µg/L | <30 = clean |
| Trophic State Index | 58 | <50 = clean |
How does Alexander Lake compare?
Alexander Lake's grade of C falls below the Wisconsin state average of B. It ranks #21 of 21 lakes in Lincoln County by water quality score.