Cleanest Lakes in Fremont County, Idaho
Henrys Lake in Fremont County leads the rankings with a water quality grade of NR. Below are the top 15 cleanest monitored lakes in Fremont County, Idaho, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Henrys Lake | Fremont | NR | - | - | - |
| 2 | Ashton Reservoir | Fremont | NR | - | - | - |
| 3 | Horseshoe Lake | Fremont | NR | - | - | - |
| 4 | Robinson Lake | Fremont | NR | - | - | - |
| 5 | Beaver Pond | Fremont | NR | - | - | - |
| 6 | Fish Pond | Fremont | NR | - | - | - |
| 7 | Swan Lake | Fremont | NR | - | - | - |
| 8 | Silver Lake | Fremont | NR | - | - | - |
| 9 | Golden Lake | Fremont | NR | - | - | - |
| 10 | Sand Creek Reservoir | Fremont | NR | - | - | - |
| 11 | Upper Arcadia Reservoir | Fremont | NR | - | - | - |
| 12 | Lower Arcadia Reservoir | Fremont | NR | - | - | - |
| 13 | Lemon Lake | Fremont | NR | - | - | - |
| 14 | Egin Lakes | Fremont | NR | - | - | - |
| 15 | Quayles Lake | Fremont | NR | - | - | - |
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