Cleanest Lakes in Snohomish County, Washington
Nla Lake in Snohomish County leads the rankings with a water quality grade of A and 22.6 ft of clarity. Below are the top 2 cleanest monitored lakes in Snohomish County, Washington, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Nla Lake | Snohomish | A | 22.6 ft | 13.5 µg/L | 2 µg/L |
| 2 | Nla Lake | Snohomish | C | 13.8 ft | 9000 µg/L | 4.8 µg/L |