What is the cleanest lake in McCulloch County, Texas?

Deep Creek Watershed Reservoir Number Eight in McCulloch County is the highest-rated lake in McCulloch 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 McCulloch County, Texas

Deep Creek Watershed Reservoir Number Eight in McCulloch County leads the rankings with a water quality grade of NR. Below are the top 5 cleanest monitored lakes in McCulloch County, Texas, ranked by EPA water quality score.

Ranked List

#	Lake	County	Grade	Clarity	Phosphorus	Algae
1	Deep Creek Watershed Reservoir Number Eight	McCulloch	NR	-	-	-
2	Deep Creek Watershed Reservoir Number Three	McCulloch	NR	-	-	-
3	Herberg Lake	McCulloch	NR	-	-	-
4	Reservoir Number Fortythree B	McCulloch	NR	-	-	-
5	Reservoir Number Five	McCulloch	NR	-	-	-

Ranked List

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