EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID WI7350127

Wisconsin · Ground water

Tomahawk Waterworks

EPA’s September 2026 export lists Tomahawk Waterworks (PWSID WI7350127) as Current health-based flag, serving a reported 3,180 people from a ground water source, with 2 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 Tomahawk Waterworks

Tomahawk Waterworks 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.
  • 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 violations7rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation2EPA export count
Rules in 3-year window2EPA export count

Current rule entries for Tomahawk Waterworks

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

  • 5200=LEAD AND COPPER RULE REVISIONS
  • 7500=Public Notice

Three-year entries for Tomahawk Waterworks

EPA supplied 2 contaminant or rule entries for Tomahawk Waterworks in the three-year history field.

  • 5200=LEAD AND COPPER RULE REVISIONS
  • 7500=Public Notice

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Tomahawk Waterworks

The export lists 2 site visits in five years and 1 significant deficiencies for Tomahawk Waterworks.

Site visits, past 5 years
2
Inspection visits
0
Other visits
2
Last sanitary survey
04/23/2024
Last recorded visit
04/23/2024
Significant deficiencies
1

Places served by Tomahawk Waterworks

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

State / territory
Wisconsin
Cities
TOMAHAWK
Counties
Lincoln
ZIP codes
Not supplied
Federal PWSID
WI7350127
Registry ID
110010889048

04 / HOW TO USE THIS RECORD

Current public records for Tomahawk Waterworks

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

How the ledger is built →