Safest Lakes to Swim In in Utah
9 lakes in Utah qualify as safest for swimming, all hold grade A or B and report chlorophyll-a (algae) under 10 µg/L. Always check local advisories on the day you swim.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Flaming Gorge Reservoir Antelope Flat | Daggett | A | 25.3 ft | 6.5 µg/L | 1 µg/L |
| 2 | Flaming Gorge Reservoir | Daggett | A | 31.8 ft | 6.8 µg/L | 1 µg/L |
| 3 | Wide Hollow Reservoir | Garfield | A | 13.8 ft | 36.5 µg/L | 3.4 µg/L |
| 4 | Starvation Reservoir | Duchesne | A | 11.2 ft | 10 µg/L | 1.4 µg/L |
| 5 | Recapture Reservoir | San Juan | A | 8.9 ft | 15.1 µg/L | 1.7 µg/L |
| 6 | Red Fleet Reservoir | Uintah | A | 5.9 ft | 20 µg/L | 1.8 µg/L |
| 7 | Newton Reservoir | Cache | A | 15.4 ft | 26 µg/L | 1.7 µg/L |
| 8 | Hyrum Reservoir | Cache | A | 6.9 ft | 17.9 µg/L | 2.2 µg/L |
| 9 | Moon Lake | Duchesne | A | 9.5 ft | 11.2 µg/L | 2.7 µg/L |
More Answers for Utah
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