How Clean Is Wpa-04 Lake?
Wpa-04 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): 1.5 ft. Chlorophyll-a (algae): 5.3 µg/L. Trophic State Index: 59.
Cleanliness Snapshot
| Metric | Wpa-04 Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | D |
| Water Clarity (Secchi) | 1.5 ft | — |
| Chlorophyll-a (Algae) | 5.3 µg/L | <10 = clean |
| Trophic State Index | 59 | <50 = clean |
How does Wpa-04 Lake compare?
Wpa-04 Lake's grade of C matches or beats the Wisconsin state average of D. It ranks #1 of 4 lakes in Dubois County by water quality score.