DUVALL CITY OF
PWSID: WA5320750 · DUVALL, WA · Serving 10,267 people
Type: CWSOwner: LSource: SW
Compliant
All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Exact contamination levels
Upgrade to Pro to see PFOA/PFOS ppt values and MCL comparison charts.
Upgrade to ProDetection summary
N/A ppt
Highest single detection
2023-09-05
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 116 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| NMeFOSAA | ND | — | Below MRL | 2023-06-12 |
| PFBS | ND | — | Below MRL | 2023-06-12 |
| PFOS | ND | 4 | Below MRL | 2023-06-12 |
| PFNA | ND | 10 | Below MRL | 2023-06-12 |
| PFTA | ND | — | Below MRL | 2023-06-12 |