Rosman, NC Tap Water Quality 2026

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

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

Main Utility: Rosman, Town Of PWSID: NC0188115 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 6.00 ppb, 40% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Rosman earns a C for water quality

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

Lead: 6.00 ppb — 40% of the federal action level
PFAS never sampled at this system
19 violations since 2015, 2 health-based
No violations currently open
Rosman's lead level vs. all North Carolina community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 6.00 ppb — 40% of the federal action level
✓ Lower lead than 27% of North Carolina utilities
Population Served
652
~430 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
19 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
40% of EPA action level
6.00 ppb
Action level: 15 ppb
Copper (Cu)
90th percentile of tap samples. SDWIS reports a copper figure only when a system exceeds the action level, so any value here is an exceedance.
118.3% of EPA action level
1,538 ppb
Action level: 1,300 ppb
The 90th-percentile lead result is 6.00 ppb, 40% 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. Copper reached the action level here; a copper figure appears in SDWIS only when a system triggers it.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Public Notice OTHER — — 2025 Addressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Addressed
Public Notice OTHER — — 2025 Addressed
Public Notice OTHER — — 2025 Addressed
Public Notice OTHER — — 2025 Addressed
TTHM MONITORING AND REPORTING — 0.080 mg/L 2025 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2025 Archived
LEAD AND COPPER RULE REVISIONS TREATMENT TECHNIQUE — — 2024 Resolved
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2024 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2024 Archived
Consumer Confidence Rule OTHER — — 2023 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2023–2025 Archived
Lead and Copper Rule MONITORING AND REPORTING — TT 2023 Addressed
Lead and Copper Rule TREATMENT TECHNIQUE — TT 2023 Addressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2022 Resolved
Consumer Confidence Rule OTHER — — 2019 Resolved
Nitrate MONITORING AND REPORTING — 10 mg/L 2019 Resolved
Consumer Confidence Rule OTHER — — 2017 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

19 violations are on record since 2015, of which 2 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Rosman, Town Of
PWSID NC0188115
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 652
Service connections 430
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Rosman tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 6.00 ppb, 40% of the action level.
Does Rosman 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 Rosman? ▼
Rosman, Town Of (PWSID NC0188115). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2026-03-02. No significant deficiencies were recorded.

What Should Rosman Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
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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