How Clean Is Wel-11 Lake?
Wel-11 Lake 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. Water clarity (Secchi depth): 1.7 ft. Chlorophyll-a (algae): 102.1 µg/L. Trophic State Index: 73.
Cleanliness Snapshot
| Metric | Wel-11 Lake | Wisconsin avg |
|---|---|---|
| Overall Grade | F | D |
| Water Clarity (Secchi) | 1.7 ft | — |
| Chlorophyll-a (Algae) | 102.1 µg/L | <10 = clean |
| Trophic State Index | 73 | <50 = clean |
How does Wel-11 Lake compare?
Wel-11 Lake's grade of F falls below the Wisconsin state average of D. It ranks #1 of 1 lakes in Martin County by water quality score.