EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID 010106001

Connecticut · Groundwater under influence of surface water

Mashantucket Pequot Water System

EPA’s September 2026 export lists Mashantucket Pequot Water System (PWSID 010106001) as No current violation flagged, serving a reported 22,171 people from a groundwater under influence of surface 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 Mashantucket Pequot Water System

Mashantucket Pequot Water System 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 violations6rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window1EPA export count

Current rule entries for Mashantucket Pequot Water System

EPA supplied 1 current contaminant, rule, or violation-category entries for Mashantucket Pequot Water System in the exported fields used here.

  • Other Violation

Three-year entries for Mashantucket Pequot Water System

EPA supplied 0 contaminant or rule entries for Mashantucket Pequot Water System 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 Mashantucket Pequot Water System

The export lists 3 site visits in five years and 0 significant deficiencies for Mashantucket Pequot Water System.

Site visits, past 5 years
3
Inspection visits
0
Other visits
3
Last sanitary survey
11/12/2025
Last recorded visit
11/12/2025
Significant deficiencies
0

Places served by Mashantucket Pequot Water System

EPA associates Mashantucket Pequot Water System with the listed cities, counties, ZIP codes, and Connecticut service area identifiers.

State / territory
Connecticut
Cities
Not supplied
Counties
Not supplied
ZIP codes
Not supplied
Federal PWSID
010106001
Registry ID
110012917549

04 / HOW TO USE THIS RECORD

Current public records for Mashantucket Pequot Water System

EPA’s facility report, the Connecticut drinking-water program, and Mashantucket Pequot Water System’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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