What is the cleanest lake in LaGrange County, Indiana?

Big Long Lake in LaGrange County has the cleanest nutrient and algae readings in LaGrange 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 LaGrange County, Indiana

Big Long Lake in LaGrange County leads the rankings on measured clarity and nutrients. Below are the top 19 cleanest monitored lakes in LaGrange County, Indiana, ranked on EPA nutrient and algae measurements.

Ranked List

#	Lake	County	Clarity	Phosphorus	Algae
1	Big Long Lake	LaGrange	-	22 µg/L	4 µg/L
2	Martin Lake	LaGrange	-	22 µg/L	3 µg/L
3	Olin Lake	LaGrange	-	12.5 µg/L	2 µg/L
4	Oliver Lake	LaGrange	-	12.5 µg/L	3 µg/L
5	Little Turkey Lake	LaGrange	-	40.5 µg/L	13 µg/L
6	Dallas Lake	LaGrange	-	-	-
7	Atwood Lake	LaGrange	-	-	-
8	Witmer Lake	LaGrange	-	-	-
9	Blackman Lake	LaGrange	-	-	-
10	Cotton Lake	LaGrange	-	-	-
11	Brokesha Lake	LaGrange	-	-	-
12	Cass Lake	LaGrange	-	-	-
13	Pigeon Lake	LaGrange	-	-	-
14	Still Lake	LaGrange	-	-	-
15	Troxel Lake	LaGrange	-	-	-
16	Ontario Millpond	LaGrange	-	-	-
17	Nasby Dam	LaGrange	-	-	-
18	Grassy Lake	LaGrange	-	-	-
19	Wall Lake	LaGrange	-	-	-

Ranked List

More Answers for LaGrange County, Indiana