Good Water Quality
Water Quality Summary
Tap water quality in Grand Marais, Minnesota (55604) receives an overall grade of B (Good) with a score of 81 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 7 points below the Minnesota state average of 88. The area is served by 2 water systems providing water to approximately 1,404 people, using surface water and groundwater sources.
A score of 81/100 means the water in Grand Marais, MN is generally good and meets EPA standards, with only minor areas of concern. There may be low levels of detectable contaminants or a small number of non-critical violations. Most residents can feel comfortable with their tap water quality, though basic filtration can provide an extra layer of protection.
Common Questions
Based on EPA data, tap water in Grand Marais, Minnesota receives a grade of B (Good) with a score of 81/100. This indicates the water meets federal standards and has relatively few concerns. However, individual homes may still have localized issues such as lead from old plumbing.
ZIP code 55604 is served by 2 water systems using surface water, groundwater sources, providing water to approximately 1,404 people. Multiple source types mean your water may come from a blend of surface and underground sources.
No lead data is currently available for ZIP code 55604. This may mean lead testing results haven't been reported recently, or the serving water system uses monitoring waivers. You can request a free lead test kit from most water utilities or purchase a certified home testing kit.
No PFAS ("forever chemicals") were detected in water systems serving Grand Marais, Minnesota during the most recent EPA monitoring period (UCMR5). However, not all water systems have been tested for all PFAS compounds, and new contamination can occur over time.
Water systems serving Grand Marais, Minnesota have received 5 violations in the last 5 years. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.
Water in Grand Marais, Minnesota shows no major contaminant concerns based on available data. A basic carbon filter can improve taste and reduce chlorine. For extra peace of mind, an NSF-certified pitcher filter or faucet-mount filter provides an affordable layer of protection.
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