PINCKNEYVILLE: EPA violation history, explained
PINCKNEYVILLE had a health-based violation within the last five years. The required corrective action was reported, but it happened recently enough to matter. 5,804 people get their water from it, across 1,786 connections.
How this compares nationally
Out of 12,903 systems in this dataset, PINCKNEYVILLE ranks 1,446th by violation burden (89th percentile) - 42 violations total, 13 health-baseds.
How PINCKNEYVILLE compares within IL
Among the 560 IL systems in this dataset, the average is 5.0 health-based violations - PINCKNEYVILLE's 13 is above that. 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 PINCKNEYVILLE is from 2027-04-06 (health-based: 2025-01-06). Last reported to EPA: 05/27/2026.
What kind of problem, specifically
PINCKNEYVILLE'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); Interim Enhanced Surface Water Treatment Rule; Surface Water Treatment Rule
- Disinfection byproducts - flagged from: TTHM
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 PINCKNEYVILLE 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 - 13 health-based violations on file for PINCKNEYVILLE - 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.