County Water Quality Report

Johnston County, North Carolina

1 public water system serving 92,365 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
F
55/100
Utilities rated 1
Population served 92,365

Top water quality concerns in Johnston County

  • PFAS contaminationin 1 of 1 utilities
  • Perfluorohexane sulfonate (PFHXS) significantly above health guidelinein 1 of 1 utilities
  • Haloacetic acids (HAA9) significantly above health guidelinein 1 of 1 utilities
  • Total trihalomethanes (TTHMs) significantly above health guidelinein 1 of 1 utilities

All utilities in Johnston County

Click any utility for full grade card, contaminant data, and treatment plant contact info.

D
55/100

JOHNSTON CO-WEST

WILSON MILLS · 92,365 residents

Top concern: PFAS contamination

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