Centralia, IL Water Quality
What's in Centralia's water?
Centralia's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. It serves 12,182 people through 5,900 service connections.
How this compares nationally
Centralia has 5 violations on record in total, 0 of them health-based - ranking it 11,130th of 12,903 systems by violation count, the 14th percentile nationally.
How Centralia compares within IL
Centralia's 0 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 Centralia is from 2024-11-07. Last reported to EPA: 05/27/2026.
What this data is and is not
This is what Centralia 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. This record - 0 health-based violations on file for Centralia - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.