EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID TX1090030

Texas · Surface water purchased

Post Oak Sud

EPA’s September 2026 export lists Post Oak Sud (PWSID TX1090030) as Current health-based flag, serving a reported 3,117 people from a surface water purchased 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.
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01 / CURRENT FLAGS

EPA compliance flags for Post Oak Sud

Post Oak Sud 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.
  • 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 violations12rolling history field
Quarters with SNC1significant noncompliance
Rules in current violation2EPA export count
Rules in 3-year window5EPA export count

Current rule entries for Post Oak Sud

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

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

Three-year entries for Post Oak Sud

EPA supplied 3 contaminant or rule entries for Post Oak Sud in the three-year history field.

  • 5200=LEAD AND COPPER RULE REVISIONS
  • 7500=Public Notice
  • 8000=Revised Total Coliform Rule

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Post Oak Sud

The export lists 2 site visits in five years and 1 significant deficiencies for Post Oak Sud.

Site visits, past 5 years
2
Inspection visits
0
Other visits
2
Last sanitary survey
12/12/2024
Last recorded visit
12/12/2024
Significant deficiencies
1

Places served by Post Oak Sud

EPA associates Post Oak Sud with the listed cities, counties, ZIP codes, and Texas service area identifiers.

State / territory
Texas
Cities
Not supplied
Counties
Hill
ZIP codes
Not supplied
Federal PWSID
TX1090030
Registry ID
110013244569

04 / HOW TO USE THIS RECORD

Current public records for Post Oak Sud

EPA’s facility report, the Texas drinking-water program, and Post Oak Sud’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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