What is the cleanest lake in Sept-Rivières County, Québec?

Lac Labrie in Sept-Rivières County is the cleanest lake on the readings in Sept-Rivières County, Québec with an EPA water-quality readings of — and 5.2 feet of water clarity.

How are these rankings calculated?

Nutrients and algae, total phosphorus, nitrogen, chlorophyll-a and turbidity, are read against EPA National Lakes Assessment 2022 condition classes for that lake’s ecoregion. Water clarity (Secchi depth) is measured and shown; it is not the letter. Lakes without enough recent samples are UNRATED, not given an F. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in Sept-Rivières County, Québec

Lac Labrie in Sept-Rivières County leads the rankings on measured clarity and nutrients and 5.2 ft of clarity. Below are the top 1 cleanest monitored lakes in Sept-Rivières County, Québec, ranked by EPA water quality score.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Lac Labrie	Sept-Rivières	—	5.2 ft	9.9 µg/L	6.5 µg/L

Ranked List

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