How Clean Is Sand Lake?
Sand 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): 18 ft. Phosphorus: 10.4 µg/L. Trophic State Index: 37.
Cleanliness Snapshot
| Metric | Sand Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | B |
| Water Clarity (Secchi) | 18 ft | — |
| Phosphorus | 10.4 µg/L | <30 = clean |
| Trophic State Index | 37 | <50 = clean |
How does Sand Lake compare?
Sand Lake's grade of B matches or beats the Wisconsin state average of B. It ranks #22 of 30 lakes in Burnett County by water quality score. Multi-year monitoring data shows water quality is declining based on 7 years of records.