How Clean Is Cranberry Lake?
Cranberry 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): 4.5 ft. Phosphorus: 30.8 µg/L. Trophic State Index: 55.
Cleanliness Snapshot
| Metric | Cranberry Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | B |
| Water Clarity (Secchi) | 4.5 ft | — |
| Phosphorus | 30.8 µg/L | <30 = clean |
| Trophic State Index | 55 | <50 = clean |
How does Cranberry Lake compare?
Cranberry Lake's grade of C falls below the Wisconsin state average of B. It ranks #52 of 67 lakes in Oneida County by water quality score. Multi-year monitoring data shows water quality is declining based on 7 years of records.
Watch Cranberry Lake water quality
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