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Alamo Beach, TX Tap Water Quality 2026

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

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

Main Utility: Gbra Calhoun County Rural Water System PWSID: TX0290007 Updated: 2026 Q2
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1 violation currently open

Lead is 1.80 ppb, 12% of the action level. PFAS was detected below the federal limit.

D

Alamo Beach earns a D for water quality

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

Lead: 1.80 ppb — 12% of the federal action level
PFAS detected below the federal limit
22 violations since 2015, 13 health-based
1 violation currently open
Alamo Beach's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.80 ppb — 12% of the federal action level
✓ Lower lead than 44% of Texas utilities
Population Served
254
~1494 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
1
1 open of 22 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
12% of EPA action level
1.80 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.80 ppb, 12% 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 — — 2026 Unaddressed
TTHM MCL EXCEEDANCE 0.112 MG/L 0.080 mg/L 2026 Unaddressed
TTHM MCL EXCEEDANCE 0.099 MG/L 0.080 mg/L 2026 Archived
Public Notice OTHER — — 2025 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Unaddressed
TTHM MCL EXCEEDANCE 0.101 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.098 MG/L 0.080 mg/L 2025 Archived
Public Notice OTHER — — 2025 Resolved
TTHM MCL EXCEEDANCE 0.102 MG/L 0.080 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.095 MG/L 0.080 mg/L 2025 Archived
Public Notice OTHER — — 2024 Resolved
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2024 Archived
TTHM MCL EXCEEDANCE 0.11 MG/L 0.080 mg/L 2024 Archived
Consumer Confidence Rule OTHER — — 2024 Resolved
TTHM MCL EXCEEDANCE 0.1 MG/L 0.080 mg/L 2024 Archived
Public Notice OTHER — — 2024 Resolved
TTHM MCL EXCEEDANCE 0.106 MG/L 0.080 mg/L 2024 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.109 MG/L 0.080 mg/L 2023 Archived
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2021 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2021 Resolved
TTHM MCL EXCEEDANCE 0.09 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

1 violation remains open, out of 22 recorded since 2015 (13 health-based).

About the Main Water System

Utility Gbra Calhoun County Rural Water System
PWSID TX0290007
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 254
Service connections 1,494
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Alamo Beach tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open. Lead is 1.80 ppb, 12% of the action level.
Does Alamo Beach water have PFAS? ▼
PFAS was detected but stayed below the federal limit.
Who supplies water to Alamo Beach? ▼
Gbra Calhoun County Rural Water System (PWSID TX0290007). Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-02-15. No significant deficiencies were recorded.

What Should Alamo Beach 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
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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