Southeast Joliet Sd, IL Water Quality
Southeast Joliet Sd: EPA violation history, explained
Southeast Joliet Sd has at least one health-based violation EPA's own compliance-tracking system still lists as unaddressed - the required fix has not been reported complete. Population served: 2,000, over 627 connections.
Ranked against every other system in this dataset
Out of 12,903 systems in this dataset, Southeast Joliet Sd ranks 3,937th by violation burden (69th percentile) - 120 violations total, 4 health-based.
Against the IL average
Southeast Joliet Sd's 4 health-based violations sit within the IL average of 5.1, across 572 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
Southeast Joliet Sd's most recent violation on record is dated 2027-04-11, with the most recent health-based one dated 2025-05-10. Last reported to EPA: 05/27/2026.
The concern categories on record
Southeast Joliet Sd'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 Revisions
- 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 Southeast Joliet Sd's record does not cover
Southeast Joliet Sd's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. Water quality can still change between the meter and the faucet - household plumbing sits outside what a record of 120 logged violations can see. The guide to what this data misses covers that gap.