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Nederland, TX Tap Water Quality 2026

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

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

Main Utility: City Of Nederland PWSID: TX1230006 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.81 ppb, 12% of the action level and no violations are open. PFAS was sampled but not enough times for a compliance determination.

B

Nederland earns a B for water quality

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

Lead: 1.81 ppb — 12% of the federal action level
PFAS sampled, too few results to judge
17 violations since 2015, 10 health-based
No violations currently open
Nederland's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.81 ppb — 12% of the federal action level
✓ Lower lead than 42% of Texas utilities
Population Served
13574
~9553 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
17 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
12% of EPA action level
1.81 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.81 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
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2026 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.087 MG/L 0.060 mg/L 2026 Resolved
TTHM MCL EXCEEDANCE 0.081 MG/L 0.080 mg/L 2025 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.089 MG/L 0.060 mg/L 2025 Resolved
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.091 MG/L 0.060 mg/L 2025 Resolved
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2025 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.095 MG/L 0.060 mg/L 2025 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2025 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2024 Resolved
Public Notice OTHER — — 2021 Resolved
Public Notice OTHER — — 2021 Resolved
Public Notice OTHER — — 2021 Resolved
Interim Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2021 Resolved
Public Notice OTHER — — 2019 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2018 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

17 violations are on record since 2015, of which 10 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility City Of Nederland
PWSID TX1230006
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 13,574
Service connections 9,553
Systems serving this area 5
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Nederland tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.81 ppb, 12% of the action level.
Does Nederland water have PFAS? ▼
It was sampled, but no sampling point had enough results for a compliance determination.
Who supplies water to Nederland? ▼
City Of Nederland (PWSID TX1230006), 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 2023-05-31. No significant deficiencies were recorded.

What Should Nederland 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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