States ›Texas ›Llano County ›Horseshoe Bay

Horseshoe Bay, TX Tap Water Quality 2026

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

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

Main Utility: City Of Horseshoe Bay PWSID: TX1500015 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 4.11 ppb, 27% of the action level and no violations are open. No PFAS was detected.

B

Horseshoe Bay earns a B for water quality

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

Lead: 4.11 ppb — 27% of the federal action level
PFAS tested, none detected
31 violations since 2015, 9 health-based
No violations currently open
Horseshoe Bay's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 4.11 ppb — 27% of the federal action level
✓ Lower lead than 9% of Texas utilities
Population Served
4212
~3456 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
31 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
27% of EPA action level
4.11 ppb
Action level: 15 ppb
The 90th-percentile lead result is 4.11 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
Surface Water Treatment Rule MONITORING AND REPORTING — — 2024 Resolved
Public Notice OTHER — — 2024 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2024 Resolved
Public Notice OTHER — — 2021 Resolved
Public Notice OTHER — — 2021 Resolved
TTHM MCL EXCEEDANCE 0.089 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.086 MG/L 0.080 mg/L 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2020 Resolved
Public Notice OTHER — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.095 MG/L 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2018 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2018 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2017 Resolved
Picloram MONITORING AND REPORTING — 0.5 mg/L 2017 Resolved
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2017 Resolved
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2017 Resolved
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2017 Resolved
Revised Total Coliform Rule TREATMENT TECHNIQUE — — 2016 Resolved
Revised Total Coliform Rule MCL EXCEEDANCE — — 2016 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 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

31 violations are on record since 2015, of which 9 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Horseshoe Bay
PWSID TX1500015
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 4,212
Service connections 3,456
Systems serving this area 5
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Horseshoe Bay tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 4.11 ppb, 27% of the action level.
Does Horseshoe Bay water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Horseshoe Bay? ▼
City Of Horseshoe Bay (PWSID TX1500015), one of 5 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 2024-12-05. No significant deficiencies were recorded.

What Should Horseshoe Bay 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

Kingsland, Tx Tap Water Quality 2026 Llano Llano, Tx Tap Water Quality 2026 Llano Buchanan Dam, Tx Tap Water Quality 2026 Llano Sunrise Beach Village, Tx Tap Water Quality 2026 Llano Buchanan Lake Village, Tx Tap Water Quality 2026 Llano Tow, Tx Tap Water Quality 2026 Llano