States ›New Mexico ›Rio Arriba County ›Lumberton

Lumberton, NM Tap Water Quality 2026

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

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

Main Utility: Lumberton Mdwca PWSID: NM3502721 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 2.00 ppb, 13% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Lumberton earns a C for water quality

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

Lead: 2.00 ppb — 13% of the federal action level
PFAS never sampled at this system
65 violations since 2015, 31 health-based
No violations currently open
Lumberton's lead level vs. all New Mexico community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 2.00 ppb — 13% of the federal action level
✓ Lower lead than 50% of New Mexico utilities
Population Served
70
~78 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
65 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
13% of EPA action level
2.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 2.00 ppb, 13% 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 — — 2026 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2026 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2025 Resolved
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2025 Resolved
Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Interim Enhanced Surface Water Treatment Rule MONITORING AND REPORTING — — 2025 Archived
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2025 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2024 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2024 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2024 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2024 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule TREATMENT TECHNIQUE — — 2023 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2023 Resolved
Public Notice OTHER — — 2022 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.067 MG/L 0.060 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2022 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.086 MG/L 0.060 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.087 MG/L 0.080 mg/L 2022 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2021 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.084 MG/L 0.060 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2021 Resolved
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2021 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2021 Resolved
Public Notice OTHER — — 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2020 Resolved
Consumer Confidence Rule OTHER — — 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2020 Resolved
Public Notice OTHER — — 2020 Resolved
Public Notice OTHER — — 2019 Resolved
Public Notice OTHER — — 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.062 MG/L 0.060 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.066 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2019 Resolved
Public Notice OTHER — — 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.065 MG/L 0.060 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2018 Resolved
Public Notice OTHER — — 2017 Resolved
Public Notice OTHER — — 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.067 MG/L 0.060 mg/L 2016 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.069 MG/L 0.060 mg/L 2016 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

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

About the Main Water System

Utility Lumberton Mdwca
PWSID NM3502721
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 70
Service connections 78
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Lumberton tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 2.00 ppb, 13% of the action level.
Does Lumberton 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 Lumberton? ▼
Lumberton Mdwca (PWSID NM3502721). Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2023-01-12. Inspectors recorded 4 significant deficiencies.

What Should Lumberton 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 New Mexico

Española, Nm Tap Water Quality 2026 Rio Arriba Chimayo, Nm Tap Water Quality 2026 Rio Arriba Dulce, Nm Tap Water Quality 2026 Rio Arriba Ohkay Owingeh, Nm Tap Water Quality 2026 Rio Arriba Chamita, Nm Tap Water Quality 2026 Rio Arriba La Villita, Nm Tap Water Quality 2026 Rio Arriba