Union County Water System

ZipCheckup's reading of EPA SDWIS for Union County Water System (NC0190413): 1 EPA violation in the last five years. Within the five-year EPA monitoring span, Union County Water System accumulated 1 violation - every finding has been resolved and the utility operates in full compliance today, supplying water to approximately 169,685 people without any active enforcement proceedings.

Data: EPA SDWIS

System Overview

Union County Water System (EPA ID: NC0190413) is a community water system in North Carolina that serves approximately 169,685 people from surface water sources.

This system provides water to 13 ZIP codes across 9 communities.

ZIP-Area Home Safety Context: B (77/100)

This is the average Home Safety Score for 5 of 13 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

Status breakdown for accepted records with record years 2021-2026: 1 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by NC or modeled from parcel and building-footprint data.

• 28079 - Indian Trail
• 28103 - Marshville
• 28104 - Matthews
• 28105 - Matthews
• 28107 - Midland
• 28108 - Mineral Springs
• 28110 - Monroe
• 28112 - Monroe
• 28173 - Waxhaw
• 28174 - Wingate
• 28227 - Charlotte
• 28270 - Charlotte
• 28277 - Charlotte

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Union County Water System (NC0190413) on EPA.gov.

Frequently Asked Questions

Is Union County Water System water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Union County Water System; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Union County Water System serve?

Union County Water System serves approximately 169,685 people across 13 ZIP codes in North Carolina.

Where does Union County Water System get its water?

The primary water source is surface water.

@misc{zipcheckup-water-system-nc0190413,
  author = {{ZipCheckup}},
  title  = {{Union County Water System (NC): 1 EPA Violation}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/nc0190413/}
}