US Water Score: C
Water Quality Summary
Tap water quality in Deerfield, Michigan (49238) receives an overall grade of C (Mixed record-based signals) with a score of 60 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 28 points below the Michigan state average of 88. Compared to the national average (75), this area scores significantly lower. The area is served by Deerfield, a surface water system providing water to approximately 943 people. Over the past 5 years, water systems here have accumulated 19 violations, including 1 health-based violations.
A score of 60/100 indicates fair performance in the US Water Score model for Deerfield, MI. The records show noteworthy concerns, such as elevated contaminant levels, violation history, or both. Review the detailed contaminant data and official utility reports before making decisions.
Common Questions
Deerfield, Michigan receives an internal US Water Score grade of C (Fair) with a score of 60/100. Our model found some system-level concerns, such as violation history or elevated contaminant levels. Review your utility's Consumer Confidence Report and consult a qualified professional for household-specific health questions.
ZIP code 49238 is served by 1 water system using surface water sources, providing water to approximately 943 people. Surface water systems are more susceptible to contamination from agricultural runoff, industrial discharge, and weather events, but typically undergo more extensive treatment including filtration and disinfection.
No lead data is currently available for ZIP code 49238. 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.
Water systems serving Deerfield, Michigan were not tested for PFAS under the EPA's UCMR5 monitoring program. This does not mean PFAS are absent — it means no data is currently available. UCMR5 testing covered approximately 10,000 of the largest water systems nationwide. You can request PFAS testing from your water utility or use a certified home test kit.
Water systems serving Deerfield, Michigan have received 19 violations in the last 5 years, including 1 health-based violation. 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 Deerfield, Michigan 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.