North Carolina Water Quality Ratings
TapWaterSafety has rated 35 public water systems in North Carolina, serving a combined 7,962,393 residents. The statewide average grade is D.
State average grade
D
Total utilities rated
35
Population served
7,962,393
Most recent test
2024
Top water quality concerns in North Carolina
- Haloacetic acids (HAA9) significantly above health guideline
- PFAS contamination
- Total trihalomethanes (TTHMs) significantly above health guideline
- Haloacetic acids (HAA5) significantly above health guideline
- Perfluorohexane sulfonate (PFHXS) significantly above health guideline
Cities in North Carolina
Browse tap water quality reports by city. Click any city to see its grade, what's in the water, and recommended filters.
Grade distribution
All rated utilities in North Carolina
Sorted by score, highest first. Click any utility to see the full grade card.