Il American-West Suburban, IL Water Quality
Is Il American-West Suburban's water safe to drink?
Il American-West Suburban has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. Population served: 73,978, over 22,569 connections.
Il American-West Suburban's record against the rest of the country
Il American-West Suburban has 6 violations on record in total, 2 of them health-based - ranking it 6,754th of 12,903 systems by violation count, the 48th percentile nationally.
How Il American-West Suburban compares within IL
Il American-West Suburban's 2 health-based violations sit within the IL average of 5.1, across 572 systems statewide. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
The last violation EPA has on record for Il American-West Suburban is from 2007-01-07 (health-based: 2007-01-07). Last reported to EPA: 05/27/2026.
What kind of problem, specifically
Il American-West Suburban's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
This is what Il American-West Suburban reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 6 logged violations can see. The guide to what this data misses covers that gap.