Cleanest Lakes in Lac-Saint-Jean-Est County, Québec
Lac ÉLie-Gagnon in Lac-Saint-Jean-Est County leads the rankings with a water quality grade of A and 16.6 ft of clarity. Below are the 15 cleanest monitored lakes in Lac-Saint-Jean-Est County, Québec, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lac ÉLie-Gagnon | Lac-Saint-Jean-Est | A | 16.6 ft | 2.6 µg/L | 1.3 µg/L |
| 2 | Lac Richard | Lac-Saint-Jean-Est | A | 31.5 ft | 3.5 µg/L | 1 µg/L |
| 3 | Lac à Ludovic-Gauthier | Lac-Saint-Jean-Est | A | 21.5 ft | 3.8 µg/L | 1.3 µg/L |
| 4 | Petits Lacs Bleus | Lac-Saint-Jean-Est | A | 17.9 ft | 2.6 µg/L | 1.3 µg/L |
| 5 | Lac de L'Aqueduc de Saint-Bruno | Lac-Saint-Jean-Est | A | 15.1 ft | 5.2 µg/L | 1.6 µg/L |
| 6 | Lac Louvier | Lac-Saint-Jean-Est | A | 14.6 ft | 3.2 µg/L | 1.1 µg/L |
| 7 | Lac Garnier | Lac-Saint-Jean-Est | A | 11.8 ft | 5.1 µg/L | 2.1 µg/L |
| 8 | Petits Lacs Bleus | Lac-Saint-Jean-Est | A | 13.5 ft | 4.5 µg/L | 1.9 µg/L |
| 9 | Lac à la Carpe | Lac-Saint-Jean-Est | A | 12.1 ft | 7.6 µg/L | 2.4 µg/L |
| 10 | Lac Vert | Lac-Saint-Jean-Est | A | 13.5 ft | 8.6 µg/L | 2.3 µg/L |
| 11 | Lac Labrecque | Lac-Saint-Jean-Est | B | 7.7 ft | 6.8 µg/L | 3.1 µg/L |
| 12 | Grand Lac Sec | Lac-Saint-Jean-Est | B | 8.7 ft | 13 µg/L | 3.8 µg/L |
| 13 | Lac des Habitants | Lac-Saint-Jean-Est | B | 9 ft | 9.1 µg/L | 3.6 µg/L |
| 14 | Lac RéMi | Lac-Saint-Jean-Est | B | 6.6 ft | 7.2 µg/L | 2.3 µg/L |
| 15 | Lac Noir | Lac-Saint-Jean-Est | B | 4.8 ft | 9.5 µg/L | 9 µg/L |