States ›Texas ›Garza County ›Post

Post, TX Tap Water Quality 2026

Water quality report for Post, TX — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Post's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: City Of Post PWSID: TX0850001 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 4.01 ppb, 27% of the action level and no violations are open. No PFAS was detected.

B

Post earns a B for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 4.01 ppb — 27% of the federal action level
PFAS tested, none detected
30 violations since 2015, 2 health-based
No violations currently open
Post's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 4.01 ppb — 27% of the federal action level
✓ Lower lead than 10% of Texas utilities
Population Served
4778
~1549 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
30 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
27% of EPA action level
4.01 ppb
Action level: 15 ppb
The 90th-percentile lead result is 4.01 ppb, 27% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Public Notice OTHER — — 2024 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2024 Resolved
Public Notice OTHER — — 2023 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2023 Resolved
Public Notice OTHER — — 2022 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2022 Resolved
Public Notice OTHER — — 2022 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2021 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2021 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2020 Resolved
Public Notice OTHER — — 2020 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2020 Resolved
Consumer Confidence Rule OTHER — — 2020 Resolved
Consumer Confidence Rule OTHER — — 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Public Notice OTHER — — 2016 Resolved
Consumer Confidence Rule OTHER — — 2016 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2015 Resolved
Consumer Confidence Rule OTHER — — 2015 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

30 violations are on record since 2015, of which 2 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Post
PWSID TX0850001
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 4,778
Service connections 1,549
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Post tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 4.01 ppb, 27% of the action level.
Does Post water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Post? ▼
City Of Post (PWSID TX0850001), one of 2 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-05-16. Inspectors recorded 1 significant deficiency.

What Should Post Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

Nearby Cities in Texas