What is the cleanest lake in Beauce-Sartigan County, Québec?

Lac Aux Cygnes in Beauce-Sartigan County is the cleanest lake on the readings in Beauce-Sartigan County, Québec with an EPA water-quality readings of — and 10.2 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 Beauce-Sartigan County, Québec

Lac Aux Cygnes in Beauce-Sartigan County leads the rankings on measured clarity and nutrients and 10.2 ft of clarity. Below are the top 8 cleanest monitored lakes in Beauce-Sartigan County, Québec, ranked by EPA water quality score.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Lac Aux Cygnes	Beauce-Sartigan	—	10.2 ft	8.7 µg/L	3.1 µg/L
2	Lac Raquette	Beauce-Sartigan	—	19.8 ft	5 µg/L	1.6 µg/L
3	Lac à France	Beauce-Sartigan	—	4.6 ft	22.3 µg/L	10.7 µg/L
4	Lac Poulin	Beauce-Sartigan	—	17.9 ft	4.3 µg/L	1.6 µg/L
5	Lac Rond	Beauce-Sartigan	—	10.7 ft	9.7 µg/L	2.7 µg/L
6	Lac du Club de Conservation	Beauce-Sartigan	—	6.9 ft	13.3 µg/L	4.2 µg/L
7	Lac Aux Grelots	Beauce-Sartigan	—	4.3 ft	27 µg/L	7.2 µg/L
8	Lac des ÎLes	Beauce-Sartigan	—	6.9 ft	14.1 µg/L	5.9 µg/L

Ranked List

More Answers for Beauce-Sartigan County, Québec