How Clean Is Shetek Lake?
Shetek Lake is algae-prone, with a higher bloom risk in warm months. It received a water quality grade of F (Algae-prone) based on EPA monitoring data. Water clarity (Secchi depth): 1.1 ft. Phosphorus: 102 µg/L. Chlorophyll-a (algae): 31.1 µg/L. Trophic State Index: 70.
Cleanliness Snapshot
| Metric | Shetek Lake | Minnesota avg |
|---|---|---|
| Overall Grade | F | C |
| Water Clarity (Secchi) | 1.1 ft | — |
| Phosphorus | 102 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 31.1 µg/L | <10 = clean |
| Trophic State Index | 70 | <50 = clean |
How does Shetek Lake compare?
Shetek Lake's grade of F falls below the Minnesota state average of C. It ranks #9 of 9 lakes in Murray County by water quality score.