East Moline, IL vs Glenview, IL

When comparing tap water quality between East Moline, IL and Glenview, IL, East Moline currently holds a substantial 17-point lead in average WaterQ score, with a score of 98 out of 100 versus 81 for Glenview. East Moline, IL carries an A grade while Glenview, IL carries a B. A WaterQ score reflects an aggregate of EPA-reported violations, monitoring data, and compliance history across all public water systems serving each city, so a higher score generally indicates fewer recent violations and a stronger compliance record, though it does not guarantee that every tap in the city tests identically.

Glenview, IL is the larger of the two, with 211,376 more residents than East Moline. Glenview is served by 17 public water systems, compared with 1 in East Moline — a difference of 16 systems. A larger number of systems often reflects a more fragmented distribution network spanning multiple utilities, suburbs, or rural service areas, while a single large utility serving a big population can benefit from economies of scale in treatment and monitoring, but may also face more complex, aging infrastructure to maintain.

For residents of either East Moline or Glenview, the most useful next step is to look up the specific water system that serves your address, since city-wide averages combine results from every system in the area. Visit the East Moline or Glenview city pages below for a breakdown of local systems, recent violations, and contaminant-specific data, or browse WaterQ's contaminants directory to learn what each measured substance means for health.