Good Water Quality
Water Quality Summary
Tap water quality in Edison, California (93220) receives an overall grade of B (Good) with a score of 70 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is 11 points below the California state average of 81. The area is served by Son Shine Properties, a groundwater system providing water to approximately 438 people. Over the past 5 years, water systems here have accumulated 20 violations, including 19 health-based violations.
A score of 70/100 means the water in Edison, CA 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 Edison, California receives a grade of B (Good) with a score of 70/100. 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 93220 is served by 1 water system using groundwater sources, providing water to approximately 438 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 93220. 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 Edison, California 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 Edison, California have received 20 violations in the last 5 years, including 19 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 Edison, California 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.