What is the cleanest lake in Lincoln County, Kentucky?

James C Harris Reservoir in Lincoln County is the highest-rated lake in Lincoln County, Kentucky with an EPA water quality grade of NR.

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 Lincoln County, Kentucky

James C Harris Reservoir in Lincoln County leads the rankings with a water quality grade of NR. Below are the top 1 cleanest monitored lakes in Lincoln County, Kentucky, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	James C Harris Reservoir	Lincoln	NR	-	-	-

Ranked List

More Answers for Lincoln County, Kentucky