Cleanest Lakes in Montcalm County, Québec
Lac Cristal in Montcalm County leads the rankings with a water quality grade of A and 23.6 ft of clarity. Below are the 7 cleanest monitored lakes in Montcalm County, Québec, ranked by EPA water quality score.
Ranked List
| # | Lake | County | Grade | Clarity | Phosphorus | Algae |
|---|---|---|---|---|---|---|
| 1 | Lac Cristal | Montcalm | A | 23.6 ft | 2.3 µg/L | 1.2 µg/L |
| 2 | Lac Bob | Montcalm | A | 11.5 ft | 6 µg/L | 2.4 µg/L |
| 3 | Lac Mcgill | Montcalm | B | 6.9 ft | 9.8 µg/L | 3 µg/L |
| 4 | Lac Colette | Montcalm | B | 6.9 ft | 11.3 µg/L | 2.4 µg/L |
| 5 | Lac Rond | Montcalm | B | 8.5 ft | 7.5 µg/L | 1.9 µg/L |
| 6 | Lac Duffy | Montcalm | B | 9 ft | 9.9 µg/L | 3.8 µg/L |
| 7 | Lac Siesta | Montcalm | B | 7.5 ft | 8.5 µg/L | 6.3 µg/L |