Cleanest Lakes in San Juan County, Colorado
Balsam Lake in San Juan County leads the rankings with a water quality grade of NR. Below are the top 5 cleanest monitored lakes in San Juan County, Colorado, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Balsam Lake | San Juan | NR | - | - | - |
| 2 | Highland Mary Lakes | San Juan | NR | - | - | - |
| 3 | Clear Lake | San Juan | NR | - | - | - |
| 4 | Columbine Lake | San Juan | NR | - | - | - |
| 5 | Silver Lake | San Juan | NR | - | - | - |
More Answers for San Juan County, Colorado
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