How Clean Is Spooner Lake?
Spooner 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): 6.5 ft. Phosphorus: 22.7 µg/L. Trophic State Index: 50.
Cleanliness Snapshot
| Metric | Spooner Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | B |
| Water Clarity (Secchi) | 6.5 ft | — |
| Phosphorus | 22.7 µg/L | <30 = clean |
| Trophic State Index | 50 | <50 = clean |
How does Spooner Lake compare?
Spooner Lake's grade of B matches or beats the Wisconsin state average of B. It ranks #21 of 27 lakes in Washburn County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.
Watch Spooner Lake water quality
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