What's in ST CHARLES PARISH DEPT OF WATERWORKS's water?
ST CHARLES PARISH DEPT OF WATERWORKS has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 52,879 people through 21,523 service connections.
ST CHARLES PARISH DEPT OF WATERWORKS's record against the rest of the country
ST CHARLES PARISH DEPT OF WATERWORKS has 3 violations on record in total, 2 of thems health-based - ranking it 6,990th of 12,903 systems by violation count, the 46th percentile nationally.
Against the LA average
ST CHARLES PARISH DEPT OF WATERWORKS's 2 health-based violations sit within the LA average of 12.6, across 347 systems statewide. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
ST CHARLES PARISH DEPT OF WATERWORKS's most recent violation on record is dated 2010-01-06, with the most recent health-based one dated 2010-01-06. Last reported to EPA: 06/23/2026.
The concern categories on record
ST CHARLES PARISH DEPT OF WATERWORKS'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 ST CHARLES PARISH DEPT OF WATERWORKS's record does not cover
Everything on this page is ST CHARLES PARISH DEPT OF WATERWORKS'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 ST CHARLES PARISH DEPT OF WATERWORKS's customers' taps is household plumbing, invisible to a system-level record ranked 6,990th of 12,903 by violation count. The guide to what this data misses covers that gap.