Cleanest Lakes in Les Basques County, Québec
Lac Saint-Mathieu in Les Basques County leads the rankings with a water quality grade of B and 7.5 ft of clarity. Below are the top 2 cleanest monitored lakes in Les Basques County, Québec, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lac Saint-Mathieu | Les Basques | B | 7.5 ft | 8.6 µg/L | 4.4 µg/L |
| 2 | Petit Lac Saint-Mathieu | Les Basques | B | 5.2 ft | 12.6 µg/L | 3.2 µg/L |