States ›Texas ›Cameron County ›Indian Lake

Indian Lake, TX Tap Water Quality 2026

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

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

Main Utility: Town Of Indian Lake PWSID: TX0310008 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 3.72 ppb, 25% of the action level and no violations are open. PFAS has never been sampled at this system.

B

Indian Lake earns a B for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 3.72 ppb — 25% of the federal action level
PFAS never sampled at this system
15 violations since 2015, 9 health-based
No violations currently open
Indian Lake's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 3.72 ppb — 25% of the federal action level
✓ Lower lead than 13% of Texas utilities
Population Served
680
~384 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
15 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
25% of EPA action level
3.72 ppb
Action level: 15 ppb
The 90th-percentile lead result is 3.72 ppb, 25% 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 0.158 MG/L 0.080 mg/L 2025 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.068 MG/L 0.060 mg/L 2025 Resolved
TTHM MCL EXCEEDANCE 0.15 MG/L 0.080 mg/L 2025 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.067 MG/L 0.060 mg/L 2025 Resolved
Public Notice OTHER — — 2024 Resolved
Public Notice OTHER — — 2024 Resolved
TTHM MCL EXCEEDANCE 0.156 MG/L 0.080 mg/L 2024 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.159 MG/L 0.080 mg/L 2024 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2024 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2022 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Revised Total Coliform Rule TREATMENT TECHNIQUE — — 2020 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2020 Resolved
Chlorine MONITORING AND REPORTING — 4.0 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

15 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 Town Of Indian Lake
PWSID TX0310008
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 680
Service connections 384
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Indian Lake tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 3.72 ppb, 25% of the action level.
Does Indian Lake water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Indian Lake? ▼
Town Of Indian Lake (PWSID TX0310008), one of 3 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 2025-12-23. No significant deficiencies were recorded.

What Should Indian Lake 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

Brownsville, Tx Tap Water Quality 2026 Cameron Harlingen, Tx Tap Water Quality 2026 Cameron San Benito, Tx Tap Water Quality 2026 Cameron La Feria, Tx Tap Water Quality 2026 Cameron Los Fresnos, Tx Tap Water Quality 2026 Cameron Cameron Park, Tx Tap Water Quality 2026 Cameron