How Clean Is Big Cedar Lake Northern Basin Deep Site?
Big Cedar Lake Northern Basin Deep Site 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): 8.7 ft. Phosphorus: 21 µg/L. Trophic State Index: 47.
Cleanliness Snapshot
| Metric | Big Cedar Lake Northern Basin Deep Site | Wisconsin avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 8.7 ft | — |
| Phosphorus | 21 µg/L | <30 = clean |
| Trophic State Index | 47 | <50 = clean |
How does Big Cedar Lake Northern Basin Deep Site compare?
Big Cedar Lake Northern Basin Deep Site's grade of B matches or beats the Wisconsin state average of C. It ranks #11 of 15 lakes in Washington County by water quality score. Multi-year monitoring data shows water quality is declining based on 6 years of records.