EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID MO6010707

Missouri · Surface water purchased

St Charles PWS

EPA’s September 2026 export lists St Charles PWS (PWSID MO6010707) as No current violation flagged, serving a reported 78,961 people from a surface water purchased source, with 0 rules in current violation.

Source: EPA SDWIS system-search export · Snapshot 13 Sep 2026 · Federal compliance fields

CURRENT EXPORTNo current violation flaggedNo current violation is flagged in this EPA export. This is not a household water test.
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01 / CURRENT FLAGS

EPA compliance flags for St Charles PWS

St Charles PWS is listed as no current violation flagged in the current export; the five federal flag categories remain separate below.

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • NOT FLAGGED
    Monitoring and reportingCurrent MR_FLAG in the EPA export.
  • NOT FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • NOT FLAGGED
    Other violationCurrent OTHER_FLAG in the EPA export.
  • NOT FLAGGED
    Serious violatorCurrent serious-violator status in the EPA export.
Important limit

This page is not a household water test. A clear federal flag does not prove every home has safe water, and a flag is not a measurement at your faucet. Plumbing, service lines, local sampling, private wells, and newer events may not be reflected here.

02 / VIOLATION RECORD

Quarters with violations3rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window1EPA export count

Current rule entries for St Charles PWS

EPA supplied 1 current contaminant, rule, or violation-category entries for St Charles PWS in the exported fields used here.

  • Monitoring and Reporting

Three-year entries for St Charles PWS

EPA supplied 0 contaminant or rule entries for St Charles PWS in the three-year history field.

  • No three-year contaminant or rule names were supplied in this export field.

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for St Charles PWS

The export lists 3 site visits in five years and 0 significant deficiencies for St Charles PWS.

Site visits, past 5 years
3
Inspection visits
0
Other visits
3
Last sanitary survey
10/11/2024
Last recorded visit
10/11/2024
Significant deficiencies
0

Places served by St Charles PWS

EPA associates St Charles PWS with the listed cities, counties, ZIP codes, and Missouri service area identifiers.

State / territory
Missouri
Counties
St. Charles
ZIP codes
Not supplied
Federal PWSID
MO6010707
Registry ID
110063667697

04 / HOW TO USE THIS RECORD

Current public records for St Charles PWS

EPA’s facility report, the Missouri drinking-water program, and St Charles PWS’s Consumer Confidence Report are the current public records beyond this September 2026 snapshot.

Confirm current conditions with the utility's latest Consumer Confidence Report, your state drinking-water program, and the EPA facility report. For household concerns, ask a qualified local laboratory about tap testing.

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