How Clean Is Hiddenwood Lake?
Hiddenwood 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): 3.1 ft. Chlorophyll-a (algae): 4.8 µg/L. Trophic State Index: 54.
Cleanliness Snapshot
| Metric | Hiddenwood Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 3.1 ft | — |
| Chlorophyll-a (Algae) | 4.8 µg/L | <10 = clean |
| Trophic State Index | 54 | <50 = clean |
How does Hiddenwood Lake compare?
Hiddenwood Lake's grade of C matches or beats the Wisconsin state average of C. It ranks #3 of 4 lakes in Ward County by water quality score.