What is the cleanest lake in Region of Waterloo County, Ontario?

Alder Lake in Region of Waterloo County is the cleanest lake on the readings in Region of Waterloo County, Ontario with an EPA water-quality readings of — and 1.6 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 Region of Waterloo County, Ontario

Alder Lake in Region of Waterloo County leads the rankings on measured clarity and nutrients and 1.6 ft of clarity. Below are the top 4 cleanest monitored lakes in Region of Waterloo County, Ontario, ranked by EPA water quality score.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Alder Lake	Region of Waterloo	—	1.6 ft	147.5 µg/L	-
2	Four Wells Lake	Region of Waterloo	—	3.3 ft	24 µg/L	-
3	Paradise Lake	Region of Waterloo	—	7.5 ft	10.2 µg/L	-
4	Sunfish Lake	Region of Waterloo	—	9.2 ft	9.4 µg/L	-

Ranked List

More Answers for Region of Waterloo County, Ontario