EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID CA4810003

California · Surface water

City Of Fairfield

EPA’s September 2026 export lists City Of Fairfield (PWSID CA4810003) as Current health-based flag, serving a reported 120,377 people from a surface water source, with 1 rules in current violation.

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

CURRENT EXPORTCurrent health-based flagEPA's export includes a current health-based violation flag.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

EPA compliance flags for City Of Fairfield

City Of Fairfield is listed as current health-based flag in the current export; the five federal flag categories remain separate below.

  • 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 violations6rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation1EPA export count
Rules in 3-year window1EPA export count

Current rule entries for City Of Fairfield

EPA supplied 1 current contaminant, rule, or violation-category entries for City Of Fairfield in the exported fields used here.

  • 5200=LEAD AND COPPER RULE REVISIONS

Three-year entries for City Of Fairfield

EPA supplied 1 contaminant or rule entries for City Of Fairfield in the three-year history field.

  • 5200=LEAD AND COPPER RULE REVISIONS

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for City Of Fairfield

The export lists 2 site visits in five years and 0 significant deficiencies for City Of Fairfield.

Site visits, past 5 years
2
Inspection visits
0
Other visits
2
Last sanitary survey
11/07/2025
Last recorded visit
11/07/2025
Significant deficiencies
0

Places served by City Of Fairfield

EPA associates City Of Fairfield with the listed cities, counties, ZIP codes, and California service area identifiers.

State / territory
California
Cities
FAIRFIELD
Counties
Solano
ZIP codes
Not supplied
Federal PWSID
CA4810003
Registry ID
110001150682

04 / HOW TO USE THIS RECORD

Current public records for City Of Fairfield

EPA’s facility report, the California drinking-water program, and City Of Fairfield’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 →