What is the cleanest lake in Falls County, Texas?

Marlin City Lake in Falls County is the highest-rated lake in Falls County, Texas 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 Falls County, Texas

Marlin City Lake in Falls County leads the rankings with a water quality grade of NR. Below are the top 2 cleanest monitored lakes in Falls County, Texas, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Marlin City Lake	Falls	NR	-	-	-
2	Rosebud Lake	Falls	NR	-	-	-

Ranked List

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