Local water quality
Water quality in Grand Marais, Minnesota
1 public water system · EPA data
The bottom line
EPA records for the water serving Grand Marais, Minnesota show Nitrate. A filter independently certified to reduce those exact contaminants is the most direct fix.
What's in Grand Marais's water
Contaminants EPA has recorded across Grand Marais's water systems, and how many certified filters remove each.
The water system serving Grand Marais
Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.
Filter your Grand Marais water
Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.