Cleanest Lakes in Clark County, Washington
Horseshoe Lake in Clark County leads the rankings with a water quality grade of NR. Below are the top 14 cleanest monitored lakes in Clark County, Washington, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Horseshoe Lake | Clark | NR | - | - | - |
| 2 | Lake Rosannah | Clark | NR | - | - | - |
| 3 | Lancaster Lake | Clark | NR | - | - | - |
| 4 | Widgeon Lake | Clark | NR | - | - | - |
| 5 | Canvasback Lake | Clark | NR | - | - | - |
| 6 | Lancaster Lake | Clark | NR | - | - | - |
| 7 | Carty Lake | Clark | NR | - | - | - |
| 8 | Campbell Lake | Clark | NR | - | - | - |
| 9 | Green Lake | Clark | NR | - | - | - |
| 10 | Post Office Lake | Clark | NR | - | - | - |
| 11 | Battle Ground Lake | Clark | NR | - | - | - |
| 12 | Round Lake | Clark | NR | - | - | - |
| 13 | Yale Lake | Clark | NR | - | - | - |
| 14 | Lake Merwin | Clark | NR | - | - | - |
More Answers for Clark County, Washington
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