EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID WI4450409

Wisconsin · Ground water purchased

Combined Locks Waterworks

EPA’s September 2026 export lists Combined Locks Waterworks (PWSID WI4450409) as Other current violation flag, serving a reported 3,609 people from a ground water purchased source, with 1 rules in current violation.

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

CURRENT EXPORTOther current violation flagEPA's export includes another current compliance flag.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

EPA compliance flags for Combined Locks Waterworks

Combined Locks Waterworks is listed as other current violation flag 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.
  • FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • 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 violations10rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation1EPA export count
Rules in 3-year window3EPA export count

Current rule entries for Combined Locks Waterworks

EPA supplied 1 current contaminant, rule, or violation-category entries for Combined Locks Waterworks in the exported fields used here.

  • 7500=Public Notice

Three-year entries for Combined Locks Waterworks

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

  • 2456=Total Haloacetic Acids (HAA5)
  • 2950=TTHM
  • 7500=Public Notice

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Combined Locks Waterworks

The export lists 1 site visits in five years and 0 significant deficiencies for Combined Locks Waterworks.

Site visits, past 5 years
1
Inspection visits
0
Other visits
1
Last sanitary survey
01/24/2024
Last recorded visit
01/24/2024
Significant deficiencies
0

Places served by Combined Locks Waterworks

EPA associates Combined Locks Waterworks with the listed cities, counties, ZIP codes, and Wisconsin service area identifiers.

State / territory
Wisconsin
Cities
COMBINED LOCKS
Counties
Outagamie
ZIP codes
Not supplied
Federal PWSID
WI4450409
Registry ID
110013072290

04 / HOW TO USE THIS RECORD

Current public records for Combined Locks Waterworks

EPA’s facility report, the Wisconsin drinking-water program, and Combined Locks Waterworks’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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