Clear Water Service Corp, IL Water Quality

Clear Water Service Corp: EPA violation history, explained

Past violation

2 health-based violations

Clear Water Service Corp has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 8,900 people get their water from it, across 3,560 connections.

Clear Water Service Corp's record against the rest of the country

9 total violations and 2 health-based ones put Clear Water Service Corp at the 49th percentile nationally for violation burden, rank 6,587 of 12,903.

Against the IL average

Among the 572 IL systems in this dataset, the average is 5.1 health-based violations - Clear Water Service Corp's 2 is at or below that. The filter guide explains what a violation like this actually calls for.

Most recent violation on record

Clear Water Service Corp's most recent violation on record is dated 2025-01-10, with the most recent health-based one dated 1993-04-02. Last reported to EPA: 05/27/2026.

The concern categories on record

Clear Water Service Corp'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:

Lead & copper - flagged from: Lead and Copper Rule
Microbial contamination / treatment technique - flagged from: Coliform (TCR)

The most severe category on record is lead & copper, which points toward a lead-class filter if you want to address it directly.

What Clear Water Service Corp's record does not cover

Everything on this page is Clear Water Service Corp's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and Clear Water Service Corp's customers' taps is household plumbing, invisible to a system-level record ranked 6,587th of 12,903 by violation count. The guide to what this data misses covers that gap.