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Kerrville, TX Tap Water Quality 2026

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

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

Main Utility: City Of Kerrville PWSID: TX1330001 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 6.01 ppb, 40% of the action level and no violations are open. No PFAS was detected.

B

Kerrville earns a B for water quality

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

Lead: 6.01 ppb — 40% of the federal action level
PFAS tested, none detected
34 violations since 2015, 18 health-based
No violations currently open
Kerrville's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 6.01 ppb — 40% of the federal action level
✓ Lower lead than 3% of Texas utilities
Population Served
23743
~10363 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
34 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
40% of EPA action level
6.01 ppb
Action level: 15 ppb
The 90th-percentile lead result is 6.01 ppb, 40% 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
TTHM MCL EXCEEDANCE 0.087 MG/L 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.09 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2022 Resolved
Fluoride MONITORING AND REPORTING — 4.0 mg/L 2021–2023 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2021–2023 Archived
Aldicarb sulfoxide MONITORING AND REPORTING — — 2021–2023 Archived
Aldicarb sulfone MONITORING AND REPORTING — — 2021–2023 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2021–2023 Archived
Aldicarb MONITORING AND REPORTING — — 2021–2023 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2021–2023 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2021–2023 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2021–2023 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2021–2023 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2021–2023 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2021–2023 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2021–2023 Archived
CYANIDE MONITORING AND REPORTING — 0.2 mg/L 2021–2023 Archived
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.109 MG/L 0.080 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.105 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.099 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.095 MG/L 0.080 mg/L 2016 Resolved
Revised Total Coliform Rule TREATMENT TECHNIQUE — — 2016 Resolved
Public Notice OTHER — — 2016 Resolved
TTHM MCL EXCEEDANCE 0.098 MG/L 0.080 mg/L 2016 Resolved
Public Notice OTHER — — 2016 Resolved
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2016 Resolved
TTHM MCL EXCEEDANCE 0.087 MG/L 0.080 mg/L 2015 Resolved
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 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

34 violations are on record since 2015, of which 18 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Kerrville
PWSID TX1330001
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 23,743
Service connections 10,363
Systems serving this area 13
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Kerrville tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 6.01 ppb, 40% of the action level.
Does Kerrville water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Kerrville? ▼
City Of Kerrville (PWSID TX1330001), one of 13 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 2023-08-25. No significant deficiencies were recorded.

What Should Kerrville Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
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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