Cleanest Lakes in Whatcom County, Washington
Ross Lake in Whatcom County leads the rankings with a water quality grade of A and 18.8 ft of clarity. Below are the top 4 cleanest monitored lakes in Whatcom County, Washington, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Ross Lake | Whatcom | A | 18.8 ft | 4.5 µg/L | - |
| 2 | Nla Lake | Whatcom | B | 16.4 ft | 7502.8 µg/L | 0.4 µg/L |
| 3 | Nla Lake | Whatcom | C | 10.2 ft | 7508 µg/L | 3.7 µg/L |
| 4 | Nla Lake | Whatcom | C | - | 8000 µg/L | 1.5 µg/L |