How Clean Is Nepco Lake?
Nepco 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): 10.5 ft. Phosphorus: 10.9 µg/L. Trophic State Index: 41.
Cleanliness Snapshot
| Metric | Nepco Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | B | B |
| Water Clarity (Secchi) | 10.5 ft | — |
| Phosphorus | 10.9 µg/L | <30 = clean |
| Trophic State Index | 41 | <50 = clean |
How does Nepco Lake compare?
Nepco Lake's grade of B matches or beats the Wisconsin state average of B. It ranks #1 of 3 lakes in Wood County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.
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