Question 1

Cleanest Lakes in Pepin County, Minnesota?

Accepted Answer

No qualifying lakes in Pepin County, Minnesota matched this filter.

Question 2

How are these rankings calculated?

Accepted Answer

Lakes are graded A through F using the Metropolitan Council methodology, which combines Secchi depth (water clarity), total phosphorus, and chlorophyll-a (algae) into a single score. Source data comes from the EPA Water Quality Portal.

Cleanest Lakes in Pepin County, Minnesota

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