Is Straight Lake Safe for Swimming?
Straight Lake in Becker County, Minnesota has a water quality grade of C (Fair). Generally safe for swimming, moderate water quality. Water clarity: 8 ft visibility. Phosphorus: 14.5 µg/L. Chlorophyll-a (algae): 9.4 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Overall Grade | C (Fair) |
| Water Clarity (Secchi Depth) | 8 ft |
| Phosphorus | 14.5 μg/L |
| Chlorophyll-a (Algae) | 9.4 μg/L |
| Maximum Depth | 63 ft |
| Location | Becker County, Minnesota |
How does Straight Lake compare?
With an overall water quality grade of C, Straight Lake matches or beats the Minnesota state average of Grade C. It ranks #67 of 84 lakes in Becker County by water quality score.
Water clarity (Secchi depth) sits at 8 feet. That puts the lake in good clarity range, with limited algae interference. Algae levels (chlorophyll-a) measure 9.4 µg/L — moderate; acceptable for swimming on most days, but worth checking advisories.
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