Poor Water Quality
Water Quality Summary
Tap water quality in Lancaster, Minnesota (56735) receives an overall grade of D (Poor) with a score of 48 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 40 points below the Minnesota state average of 88. Compared to the national average (75), this area scores significantly lower. The area is served by 2 water systems providing water to approximately 511 people, using groundwater sources. Over the past 5 years, water systems here have accumulated 55 violations, including 31 health-based violations.
A score of 48/100 signals poor water quality in Lancaster, MN. Significant issues have been identified, which may include multiple violations, contaminant levels near or above regulatory limits, or PFAS contamination. We recommend reviewing the detailed contaminant data below, considering a certified water filter, and checking your utility's Consumer Confidence Report for the latest information.
Common Questions
Tap water in Lancaster, Minnesota receives a grade of D (Poor) with a score of 48/100. This indicates significant water quality concerns based on violation history, contaminant levels, or enforcement actions. We recommend reviewing the specific contaminants detected below and considering a certified water filter.
ZIP code 56735 is served by 2 water systems using groundwater sources, providing water to approximately 511 people. Groundwater is naturally filtered through rock and soil, often requiring less treatment. However, it can be vulnerable to contamination from underground sources like naturally occurring arsenic, nitrates from agriculture, or PFAS from industrial sites.
No lead data is currently available for ZIP code 56735. 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 Lancaster, 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 Lancaster, Minnesota have received 55 violations in the last 5 years, including 31 health-based violations. 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 Lancaster, 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.