What is the cleanest lake in Greene County, Arkansas?

Big Creek Site Three Reservoir in Greene County is the highest-rated lake in Greene County, Arkansas 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 Greene County, Arkansas

Big Creek Site Three Reservoir in Greene County leads the rankings with a water quality grade of NR. Below are the top 3 cleanest monitored lakes in Greene County, Arkansas, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Big Creek Site Three Reservoir	Greene	NR	-	-	-
2	Big Creek Site One Reservoir	Greene	NR	-	-	-
3	Reynolds Park Lake	Greene	NR	-	-	-

Ranked List

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