Tap water in Smithfield, NC — ZIP 27504
4 public water systems serving about 141,538 people. PFAS "forever chemicals" have been detected here.
D
Poor
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 27504
Johnston Co-West
PWSID NC0351070 · serves 99,027 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 15.6 ppt — above federal limit
Johnston Co-East
PWSID NC4051018 · serves 25,212 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 14.4 ppt — above federal limit
Dunn, City Of
PWSID NC0343010 · serves 12,497 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 22.4 ppt — above federal limit
Benson, Town Of
PWSID NC0351025 · serves 4,802 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 15 ppt — above federal limit
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology