How Clean Is St. Croix 8 Mi. Upstream of Point Douglas Dr Lake?
St. Croix 8 Mi. Upstream of Point Douglas Dr 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): 8.9 ft. Phosphorus: 51 µg/L. Trophic State Index: 53.
Cleanliness Snapshot
| Metric | St. Croix 8 Mi. Upstream of Point Douglas Dr Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | B |
| Water Clarity (Secchi) | 8.9 ft | — |
| Phosphorus | 51 µg/L | <30 = clean |
| Trophic State Index | 53 | <50 = clean |
How does St. Croix 8 Mi. Upstream of Point Douglas Dr Lake compare?
St. Croix 8 Mi. Upstream of Point Douglas Dr Lake's grade of C falls below the Wisconsin state average of B. It ranks #2 of 2 lakes in Pierce County by water quality score.