What is the cleanest lake in Lawrence County, Ohio?

Timber Ridge Lake in Lawrence County is the highest-rated lake in Lawrence County, Ohio 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 Lawrence County, Ohio

Timber Ridge Lake in Lawrence County leads the rankings with a water quality grade of NR. Below are the top 1 cleanest monitored lakes in Lawrence County, Ohio, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Timber Ridge Lake	Lawrence	NR	-	-	-

Ranked List

More Answers for Lawrence County, Ohio