EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID IL0313150

Illinois · Surface water purchased

Westchester

EPA’s September 2026 export lists Westchester (PWSID IL0313150) as Current monitoring/reporting flag, serving a reported 16,241 people from a surface water purchased source, with 1 rules in current violation.

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

CURRENT EXPORTCurrent monitoring/reporting flagEPA's export includes a current monitoring or reporting violation flag.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

EPA compliance flags for Westchester

Westchester is listed as current monitoring/reporting flag in the current export; the five federal flag categories remain separate below.

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • 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 violations4rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation1EPA export count
Rules in 3-year window2EPA export count

Current rule entries for Westchester

EPA supplied 2 current contaminant, rule, or violation-category entries for Westchester in the exported fields used here.

  • 2950=TTHM
  • 5200=LEAD AND COPPER RULE REVISIONS

Three-year entries for Westchester

EPA supplied 3 contaminant or rule entries for Westchester in the three-year history field.

  • 2456=Total Haloacetic Acids (HAA5)
  • 2950=TTHM
  • 5200=LEAD AND COPPER RULE REVISIONS

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Westchester

The export lists 2 site visits in five years and 2 significant deficiencies for Westchester.

Site visits, past 5 years
2
Inspection visits
0
Other visits
2
Last sanitary survey
09/26/2024
Last recorded visit
09/26/2024
Significant deficiencies
2

Places served by Westchester

EPA associates Westchester with the listed cities, counties, ZIP codes, and Illinois service area identifiers.

State / territory
Illinois
Counties
Cook
ZIP codes
Not supplied
Federal PWSID
IL0313150
Registry ID
110013046104

04 / HOW TO USE THIS RECORD

Current public records for Westchester

EPA’s facility report, the Illinois drinking-water program, and Westchester’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.

How the ledger is built →