What is the cleanest lake in Perry County, Indiana?

Mill Lake in Perry County has the cleanest nutrient and algae readings in Perry County, Indiana.

How are these rankings calculated?

Nutrients and algae, total phosphorus, nitrogen, chlorophyll-a and turbidity, are read against EPA National Lakes Assessment 2022 condition classes for that lake’s ecoregion. Water clarity (Secchi depth) is measured and shown separately. Lakes without enough recent samples are listed without a condition class rather than ranked low. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in Perry County, Indiana

Mill Lake in Perry County leads the rankings on measured clarity and nutrients. Below are the top 3 cleanest monitored lakes in Perry County, Indiana, ranked on EPA nutrient and algae measurements.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Mill Lake	Perry	-	-	-
2	Saddle Lake	Perry	-	-	-
3	Indian Lake	Perry	-	-	-

Ranked List

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