What is the cleanest lake in Wise County, Virginia?

Wise Lake in Wise County is the highest-rated lake in Wise County, Virginia with an EPA water quality grade of A and 10.5 feet of water clarity.

How are these rankings calculated?

Lakes are graded A through F on nutrients and algae — total phosphorus, nitrogen, chlorophyll-a, and turbidity — 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 Wise County, Virginia

Wise Lake in Wise County leads the rankings with a water quality grade of A and 10.5 ft of clarity. Below are the top 3 cleanest monitored lakes in Wise County, Virginia, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Wise Lake	Wise	A	10.5 ft	10 µg/L	2.2 µg/L
2	Sta Big Cherry Reservoir East of Big Stone	Wise	A	12.5 ft	10 µg/L	2.1 µg/L
3	North Fork Pound Reservoir@Dam	Wise	A	12.1 ft	10 µg/L	2 µg/L

Ranked List

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