How Clean Is Thiensville Millpond?
Thiensville Millpond has very poor water quality and a high algae bloom risk. It received a water quality grade of F (Very Poor) based on EPA monitoring data. Phosphorus: 166 µg/L. Trophic State Index: 78.
Cleanliness Snapshot
| Metric | Thiensville Millpond | Wisconsin avg |
|---|---|---|
| Overall Grade | F | C |
| Phosphorus | 166 µg/L | <30 = clean |
| Trophic State Index | 78 | <50 = clean |
How does Thiensville Millpond compare?
Thiensville Millpond's grade of F falls below the Wisconsin state average of C. It ranks #8 of 9 lakes in Ozaukee County by water quality score.