How Clean Is Straight Lake?
Straight 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 ft. Phosphorus: 14.5 µg/L. Chlorophyll-a (algae): 9.4 µg/L. Trophic State Index: 47.
Cleanliness Snapshot
| Metric | Straight Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 8 ft | — |
| Phosphorus | 14.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 9.4 µg/L | <10 = clean |
| Trophic State Index | 47 | <50 = clean |
How does Straight Lake compare?
Straight Lake's grade of C matches or beats the Minnesota state average of C. It ranks #67 of 84 lakes in Becker County by water quality score.
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