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States → North Carolina

JOHNSTON CO-WEST

PWS ID: NC0351070 · SMITHFIELD, North Carolina 27577

PFAS Detected

8 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
92,365
Total Violations
20
Health-Based Violations
1
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
36,364
County
Johnston
School/Daycare
No
MCL Violations
1
Monitoring Violations
7
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 5 2021
Revised Total Coliform Rule RPT 4 2025
CARBON, TOTAL MR 4 2006
Nitrate MR 3 2001
Coliform (TCR) MCL 1 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 66 of 480 samples detected PFAS.

Contaminant Date Result MRL Status
11Cl-PF3OUdS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 9/3/2025 0.0047 µg/L 0.003 µg/L Detected
6:2 FTS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHpS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/3/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFHpA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/3/2025 0.0031 µg/L 0.003 µg/L Detected
PFNA 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/3/2025 0.0102 µg/L 0.004 µg/L Detected
PFOA 9/3/2025 0.0055 µg/L 0.004 µg/L Detected
PFDA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/3/2025 0.0044 µg/L 0.003 µg/L Detected
PFUnA 9/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/3/2025 0.0051 µg/L 0.004 µg/L Detected
PFOS 9/3/2025 0.0083 µg/L 0.004 µg/L Detected
PFNA 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 9/3/2025 0.0031 µg/L 0.003 µg/L Detected
PFHpA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/3/2025 0.0049 µg/L 0.003 µg/L Detected
NFDHA 9/3/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 9/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 9/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 9/3/2025 0.0044 µg/L 0.003 µg/L Detected
4:2 FTS 9/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.