EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID MP0000002

Northern Mariana Islands · Ground water

Commonwealth Utilities Corp (Tinian)

EPA’s September 2026 export lists Commonwealth Utilities Corp (Tinian) (PWSID MP0000002) as No current violation flagged, serving a reported 3,005 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.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

EPA compliance flags for Commonwealth Utilities Corp (Tinian)

Commonwealth Utilities Corp (Tinian) 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 SNC0significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window1EPA export count

Current rule entries for Commonwealth Utilities Corp (Tinian)

EPA supplied 1 current contaminant, rule, or violation-category entries for Commonwealth Utilities Corp (Tinian) in the exported fields used here.

  • Other Violation

Three-year entries for Commonwealth Utilities Corp (Tinian)

EPA supplied 0 contaminant or rule entries for Commonwealth Utilities Corp (Tinian) 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 Commonwealth Utilities Corp (Tinian)

The export lists 4 site visits in five years and 3 significant deficiencies for Commonwealth Utilities Corp (Tinian).

Site visits, past 5 years
4
Inspection visits
0
Other visits
4
Last sanitary survey
08/28/2025
Last recorded visit
08/28/2025
Significant deficiencies
3

Places served by Commonwealth Utilities Corp (Tinian)

EPA associates Commonwealth Utilities Corp (Tinian) with the listed cities, counties, ZIP codes, and Northern Mariana Islands service area identifiers.

State / territory
Northern Mariana Islands
Cities
SAN JOSE
Counties
Not supplied
ZIP codes
Not supplied
Federal PWSID
MP0000002
Registry ID
110055500202

04 / HOW TO USE THIS RECORD

Current public records for Commonwealth Utilities Corp (Tinian)

EPA’s facility report, the Northern Mariana Islands drinking-water program, and Commonwealth Utilities Corp (Tinian)’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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