Cleanest Lakes in Les Collines-de-l'Outaouais County, Québec
Lac Bernard in Les Collines-de-l'Outaouais County leads the rankings with a water quality grade of A and 15.4 ft of clarity. Below are the 10 cleanest monitored lakes in Les Collines-de-l'Outaouais County, Québec, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lac Bernard | Les Collines-de-l'Outaouais | A | 15.4 ft | 5.5 µg/L | 1.7 µg/L |
| 2 | Lac Sinclair | Les Collines-de-l'Outaouais | A | 17.1 ft | 4.4 µg/L | 1.7 µg/L |
| 3 | Lac Lacaille | Les Collines-de-l'Outaouais | A | 18 ft | 4 µg/L | 1.7 µg/L |
| 4 | Lac à la Perdrix | Les Collines-de-l'Outaouais | A | 25.6 ft | 4.6 µg/L | 1.3 µg/L |
| 5 | Lac Teeples | Les Collines-de-l'Outaouais | A | 21.5 ft | 5.6 µg/L | 1.3 µg/L |
| 6 | Lac Johnston | Les Collines-de-l'Outaouais | A | 12.1 ft | 9.7 µg/L | 3.1 µg/L |
| 7 | Lac des Loups | Les Collines-de-l'Outaouais | A | 13.5 ft | 6.9 µg/L | 2.2 µg/L |
| 8 | Lac Mahon | Les Collines-de-l'Outaouais | A | 11.5 ft | 10.3 µg/L | 4.2 µg/L |
| 9 | Lac Jean-Venne | Les Collines-de-l'Outaouais | A | 11.8 ft | 8.6 µg/L | 3.8 µg/L |
| 10 | Lac Gauvreau | Les Collines-de-l'Outaouais | B | 7.7 ft | 15.4 µg/L | 7.3 µg/L |