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Granite Shoals, TX Tap Water Quality 2026

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

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

Main Utility: City Of Granite Shoals PWSID: TX0270049 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.43 ppb, 10% of the action level and no violations are open. No PFAS was detected.

B

Granite Shoals earns a B for water quality

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

Lead: 1.43 ppb — 10% of the federal action level
PFAS tested, none detected
76 violations since 2015, 35 health-based
No violations currently open
Granite Shoals's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.43 ppb — 10% of the federal action level
✓ Lower lead than 59% of Texas utilities
Population Served
5115
~2265 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
76 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
10% of EPA action level
1.43 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.43 ppb, 10% 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 — — 2025 Unaddressed
Consumer Confidence Rule OTHER — — 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Public Notice OTHER — — 2023 Resolved
Public Notice OTHER — — 2023 Resolved
TTHM MCL EXCEEDANCE 0.107 MG/L 0.080 mg/L 2023 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2023 Resolved
TTHM MCL EXCEEDANCE 0.11 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.115 MG/L 0.080 mg/L 2023 Resolved
Public Notice OTHER — — 2023 Resolved
TTHM MCL EXCEEDANCE 0.104 MG/L 0.080 mg/L 2023 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2023 Resolved
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2022 Resolved
Public Notice OTHER — — 2022 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2020 Resolved
Public Notice OTHER — — 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2019 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.091 MG/L 0.080 mg/L 2019 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.085 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.107 MG/L 0.080 mg/L 2019 Resolved
CARBON, TOTAL MONITORING AND REPORTING — TT 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.143 MG/L 0.080 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.14 MG/L 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.102 MG/L 0.060 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.105 MG/L 0.060 mg/L 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Revised Total Coliform Rule TREATMENT TECHNIQUE — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.119 MG/L 0.080 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.123 MG/L 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.091 MG/L 0.060 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.089 MG/L 0.060 mg/L 2019 Resolved
Revised Total Coliform Rule TREATMENT TECHNIQUE — — 2018 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 0.102 MG/L 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.077 MG/L 0.060 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Resolved
Public Notice OTHER — — 2017 Resolved
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2017 Resolved
Public Notice OTHER — — 2017 Resolved
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2017 Resolved
Public Notice OTHER — — 2017 Resolved
TTHM MCL EXCEEDANCE 0.108 MG/L 0.080 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.105 MG/L 0.060 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.093 MG/L 0.060 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.101 MG/L 0.080 mg/L 2017 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2016 Resolved
Public Notice OTHER — — 2016 Resolved
Public Notice OTHER — — 2016 Resolved
Public Notice OTHER — — 2016 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 0.091 MG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 0.089 MG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 0.096 MG/L 0.080 mg/L 2016 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.091 MG/L 0.060 mg/L 2016 Resolved
Public Notice OTHER — — 2016 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2016 Resolved
Coliform (TCR) MCL EXCEEDANCE — 5% of samples 2016 Resolved
Coliform (TCR) MONITORING AND REPORTING — 5% of samples 2016 Resolved
Coliform (TCR) MCL EXCEEDANCE — 5% of samples 2015 Resolved
Public Notice 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

76 violations are on record since 2015, of which 35 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Granite Shoals
PWSID TX0270049
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 5,115
Service connections 2,265
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Granite Shoals tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.43 ppb, 10% of the action level.
Does Granite Shoals water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Granite Shoals? ▼
City Of Granite Shoals (PWSID TX0270049), one of 2 systems serving this area. Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-10-27. No significant deficiencies were recorded.

What Should Granite Shoals 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.

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