Cleanest Lakes in La Rivière-du-Nord County, Québec
Lac de L'Achigan in La Rivière-du-Nord County leads the rankings with a water quality grade of A and 16.4 ft of clarity. Below are the 17 cleanest monitored lakes in La Rivière-du-Nord County, Québec, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lac de L'Achigan | La Rivière-du-Nord | A | 16.4 ft | 3.9 µg/L | 2.1 µg/L |
| 2 | Lac Morency | La Rivière-du-Nord | A | 18 ft | 4.8 µg/L | 2.3 µg/L |
| 3 | Lac Cornu | La Rivière-du-Nord | A | 19.4 ft | 4.8 µg/L | 1.8 µg/L |
| 4 | Lac Tracy | La Rivière-du-Nord | A | 23 ft | 3.9 µg/L | 1.3 µg/L |
| 5 | Lac Montaubois | La Rivière-du-Nord | A | 24 ft | 3.9 µg/L | 1.4 µg/L |
| 6 | Lac En Coeur | La Rivière-du-Nord | A | 12.8 ft | 6.8 µg/L | 2.9 µg/L |
| 7 | Lac Bleu | La Rivière-du-Nord | A | 13.1 ft | 6.3 µg/L | 2.1 µg/L |
| 8 | Lac René | La Rivière-du-Nord | A | 11.8 ft | 7.1 µg/L | 2.4 µg/L |
| 9 | Lac Connelly | La Rivière-du-Nord | A | 12.5 ft | 5 µg/L | 4.1 µg/L |
| 10 | Lac Maillé | La Rivière-du-Nord | B | 9.5 ft | 10.1 µg/L | 3.4 µg/L |
| 11 | Lac des Sources | La Rivière-du-Nord | B | 7.9 ft | 9.7 µg/L | 3.9 µg/L |
| 12 | Lac Renaud | La Rivière-du-Nord | B | 8.4 ft | 10.5 µg/L | 5.5 µg/L |
| 13 | Lac ÉCho | La Rivière-du-Nord | B | 9.8 ft | 11.9 µg/L | 5.3 µg/L |
| 14 | Lac L'Heureux | La Rivière-du-Nord | B | 5.9 ft | 15.5 µg/L | 3.5 µg/L |
| 15 | Lac du Pin Rouge | La Rivière-du-Nord | B | 6.6 ft | 9.9 µg/L | 4.8 µg/L |
| 16 | Lac Saint-FrançOis | La Rivière-du-Nord | B | 5.2 ft | 19 µg/L | 8.2 µg/L |
| 17 | Lac Beaver | La Rivière-du-Nord | C | 3.6 ft | 21.3 µg/L | 12.9 µg/L |