How Clean Is Amherst Millpond?
Amherst Millpond 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. Phosphorus: 31.3 µg/L. Trophic State Index: 54.
Cleanliness Snapshot
| Metric | Amherst Millpond | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Phosphorus | 31.3 µg/L | <30 = clean |
| Trophic State Index | 54 | <50 = clean |
How does Amherst Millpond compare?
Amherst Millpond's grade of C matches or beats the Wisconsin state average of C. It ranks #22 of 28 lakes in Portage County by water quality score. Multi-year monitoring data shows water quality is improving based on 2 years of records.