EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID WI2680227

Wisconsin · Ground water

Oconomowoc Waterworks

EPA’s September 2026 export lists Oconomowoc Waterworks (PWSID WI2680227) as No current violation flagged, serving a reported 15,805 people from a ground water 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 Oconomowoc Waterworks

Oconomowoc Waterworks 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 violations1rolling history field
Quarters with SNC1significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window0EPA export count

Current rule entries for Oconomowoc Waterworks

EPA supplied 0 current contaminant, rule, or violation-category entries for Oconomowoc Waterworks in the exported fields used here.

  • No current contaminant or rule names were supplied in these export fields.

Three-year entries for Oconomowoc Waterworks

EPA supplied 0 contaminant or rule entries for Oconomowoc Waterworks 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 Oconomowoc Waterworks

The export lists 6 site visits in five years and 0 significant deficiencies for Oconomowoc Waterworks.

Site visits, past 5 years
6
Inspection visits
0
Other visits
6
Last sanitary survey
04/16/2025
Last recorded visit
08/13/2025
Significant deficiencies
0

Places served by Oconomowoc Waterworks

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

State / territory
Wisconsin
Counties
Waukesha
ZIP codes
Not supplied
Federal PWSID
WI2680227
Registry ID
110013076893

04 / HOW TO USE THIS RECORD

Current public records for Oconomowoc Waterworks

EPA’s facility report, the Wisconsin drinking-water program, and Oconomowoc 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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