BEALETON REGIONAL
PWSID: VA6061129 · WARRENTON, VA · Serving 4,250 people
Type: CWSOwner: LSource: SW
Exceeds MCL
One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.
Key contaminants vs MCL
PFOA44.6 ppt(MCL: 4 ppt)
PFOS31.1 ppt(MCL: 4 ppt)
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Detection summary
10
PFAS compounds detected
86000 ppt
Highest single detection
2025-09-24
Latest sample date
complete
Data completeness
All PFAS detection results
Source: EPA UCMR5 (UCMR5)
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|---|---|---|---|
| ADONA | ND | — | Below MRL | 2025-09-24 |
| PFMPA | ND | — | Below MRL | 2025-03-18 |
| PFHpS | ND | — | Below MRL | 2025-09-24 |
| NFDHA | ND | — | Below MRL | 2025-09-24 |
| PFMBA | ND | — | Below MRL | 2025-09-24 |
| PFMPA | ND | — | Below MRL | 2025-09-24 |
| 8:2 FTS | ND | — | Below MRL | 2025-09-24 |
| 4:2 FTS | ND | — | Below MRL | 2025-09-24 |
| PFEESA | ND | — | Below MRL | 2025-09-24 |
| NEtFOSAA | ND | — | Below MRL | 2025-03-18 |
| PFEESA | ND | — | Below MRL | 2025-03-18 |
| PFTA | ND | — | Below MRL | 2025-03-18 |
| PFTrDA | ND | — | Below MRL | 2025-03-18 |
| NMeFOSAA | ND | — | Below MRL | 2025-03-18 |
| PFDA | ND | — | Below MRL | 2025-03-18 |
| PFDoA | ND | — | Below MRL | 2025-03-18 |
| PFUnA | ND | — | Below MRL | 2025-03-18 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-03-18 |
| PFMPA | ND | — | Below MRL | 2025-03-18 |
| PFHpS | ND | — | Below MRL | 2025-03-18 |
| PFNA | ND | 10 | Below MRL | 2025-03-18 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-03-18 |
| NFDHA | ND | — | Below MRL | 2025-03-18 |
| PFPeS | ND | — | Below MRL | 2025-03-18 |
| 8:2 FTS | ND | — | Below MRL | 2025-03-18 |
| 4:2 FTS | ND | — | Below MRL | 2025-03-18 |
| 6:2 FTS | ND | — | Below MRL | 2025-03-18 |
| HFPO-DA | ND | 10 | Below MRL | 2025-03-18 |
| ADONA | ND | — | Below MRL | 2025-03-18 |
| PFMBA | ND | — | Below MRL | 2025-03-18 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-06-16 |
| PFUnA | ND | — | Below MRL | 2025-06-16 |
| PFDoA | ND | — | Below MRL | 2025-06-16 |
| PFHpS | ND | — | Below MRL | 2025-06-16 |
| PFPeS | ND | — | Below MRL | 2025-06-16 |
| PFMBA | ND | — | Below MRL | 2025-06-16 |
| PFEESA | ND | — | Below MRL | 2025-06-16 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-06-16 |
| NMeFOSAA | ND | — | Below MRL | 2025-06-16 |
| NFDHA | ND | — | Below MRL | 2025-06-16 |
| HFPO-DA | ND | 10 | Below MRL | 2025-06-16 |
| PFTA | ND | — | Below MRL | 2025-06-16 |
| NEtFOSAA | ND | — | Below MRL | 2025-06-16 |
| PFTrDA | ND | — | Below MRL | 2025-06-16 |
| ADONA | ND | — | Below MRL | 2025-06-16 |
| 8:2 FTS | ND | — | Below MRL | 2025-06-16 |
| 6:2 FTS | ND | — | Below MRL | 2025-06-16 |
| PFMPA | ND | — | Below MRL | 2025-06-16 |
| 4:2 FTS | ND | — | Below MRL | 2025-06-16 |
| PFDA | ND | — | Below MRL | 2025-06-16 |
| HFPO-DA | ND | 10 | Below MRL | 2025-09-24 |
| PFHpS | ND | — | Below MRL | 2025-09-24 |
| PFPeS | ND | — | Below MRL | 2025-09-24 |
| ADONA | ND | — | Below MRL | 2025-09-24 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-09-24 |
| 6:2 FTS | ND | — | Below MRL | 2025-09-24 |
| PFUnA | ND | — | Below MRL | 2025-09-24 |
| PFMBA | ND | — | Below MRL | 2025-09-24 |
| PFDoA | ND | — | Below MRL | 2025-09-24 |
| PFDA | ND | — | Below MRL | 2025-09-24 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-09-24 |
| PFNA | ND | 10 | Below MRL | 2025-09-24 |
| PFTA | ND | — | Below MRL | 2025-09-24 |
| PFTrDA | ND | — | Below MRL | 2025-09-24 |
| NEtFOSAA | ND | — | Below MRL | 2025-09-24 |
| PFMPA | ND | — | Below MRL | 2025-09-24 |
| NMeFOSAA | ND | — | Below MRL | 2025-09-24 |
| 4:2 FTS | ND | — | Below MRL | 2025-09-24 |
| NFDHA | ND | — | Below MRL | 2025-09-24 |
| PFEESA | ND | — | Below MRL | 2025-09-24 |
| 8:2 FTS | ND | — | Below MRL | 2025-09-24 |
| PFMBA | ND | — | Below MRL | 2025-03-18 |
| ADONA | ND | — | Below MRL | 2025-03-18 |
| PFEESA | ND | — | Below MRL | 2025-03-18 |
| PFPeS | ND | — | Below MRL | 2025-03-18 |
| PFNA | ND | 10 | Below MRL | 2025-03-18 |
| 4:2 FTS | ND | — | Below MRL | 2025-03-18 |
| PFUnA | ND | — | Below MRL | 2025-03-18 |
| PFOS | ND | 4 | Below MRL | 2025-03-18 |
| PFHpS | ND | — | Below MRL | 2025-03-18 |
| PFHpA | ND | — | Below MRL | 2025-03-18 |
| PFHxS | ND | 10 | Below MRL | 2025-03-18 |
| NFDHA | ND | — | Below MRL | 2025-03-18 |
| NEtFOSAA | ND | — | Below MRL | 2025-03-18 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-03-18 |
| PFTrDA | ND | — | Below MRL | 2025-03-18 |
| 6:2 FTS | ND | — | Below MRL | 2025-03-18 |
| NMeFOSAA | ND | — | Below MRL | 2025-03-18 |
| PFBS | ND | — | Below MRL | 2025-03-18 |
| PFOA | ND | 4 | Below MRL | 2025-03-18 |
| PFDoA | ND | — | Below MRL | 2025-03-18 |
| HFPO-DA | ND | 10 | Below MRL | 2025-03-18 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-03-18 |
| PFDA | ND | — | Below MRL | 2025-03-18 |
| PFTA | ND | — | Below MRL | 2025-03-18 |
| PFDoA | ND | — | Below MRL | 2025-06-16 |
| PFUnA | ND | — | Below MRL | 2025-06-16 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-06-16 |
| NEtFOSAA | ND | — | Below MRL | 2025-06-16 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-06-16 |
| HFPO-DA | ND | 10 | Below MRL | 2025-06-16 |
| PFDA | ND | — | Below MRL | 2025-06-16 |
| ADONA | ND | — | Below MRL | 2025-06-16 |
| NMeFOSAA | ND | — | Below MRL | 2025-06-16 |
| PFHxS | ND | 10 | Below MRL | 2025-06-16 |
| PFNA | ND | 10 | Below MRL | 2025-06-16 |
| PFTA | ND | — | Below MRL | 2025-06-16 |
| PFTrDA | ND | — | Below MRL | 2025-06-16 |
| 6:2 FTS | ND | — | Below MRL | 2025-06-16 |
| 4:2 FTS | ND | — | Below MRL | 2025-06-16 |
| 8:2 FTS | ND | — | Below MRL | 2025-06-16 |
| PFMPA | ND | — | Below MRL | 2025-06-16 |
| PFMBA | ND | — | Below MRL | 2025-06-16 |
| PFEESA | ND | — | Below MRL | 2025-06-16 |
| NFDHA | ND | — | Below MRL | 2025-06-16 |
| PFOS | ND | 4 | Below MRL | 2025-06-16 |
| PFOA | ND | 4 | Below MRL | 2025-06-16 |
| PFPeS | ND | — | Below MRL | 2025-06-16 |
| PFHpA | ND | — | Below MRL | 2025-06-16 |
| PFBS | ND | — | Below MRL | 2025-06-16 |
| PFHpS | ND | — | Below MRL | 2025-06-16 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-09-24 |
| PFHxS | ND | 10 | Below MRL | 2025-09-24 |
| PFNA | ND | 10 | Below MRL | 2025-09-24 |
| PFOS | ND | 4 | Below MRL | 2025-09-24 |
| PFDA | ND | — | Below MRL | 2025-09-24 |
| 8:2 FTS | ND | — | Below MRL | 2025-03-18 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-09-24 |
| NEtFOSAA | ND | — | Below MRL | 2025-09-24 |
| PFHpA | ND | — | Below MRL | 2025-09-24 |
| PFUnA | ND | — | Below MRL | 2025-09-24 |
| PFHpS | ND | — | Below MRL | 2025-09-24 |
| HFPO-DA | ND | 10 | Below MRL | 2025-09-24 |
| 6:2 FTS | ND | — | Below MRL | 2025-09-24 |
| PFMBA | ND | — | Below MRL | 2025-09-24 |
| PFEESA | ND | — | Below MRL | 2025-09-24 |
| PFTrDA | ND | — | Below MRL | 2025-09-24 |
| PFPeS | ND | — | Below MRL | 2025-09-24 |
| PFDoA | ND | — | Below MRL | 2025-09-24 |
| PFTA | ND | — | Below MRL | 2025-09-24 |
| 4:2 FTS | ND | — | Below MRL | 2025-09-24 |
| 8:2 FTS | ND | — | Below MRL | 2025-09-24 |
| PFMPA | ND | — | Below MRL | 2025-09-24 |
| NFDHA | ND | — | Below MRL | 2025-09-24 |
| NMeFOSAA | ND | — | Below MRL | 2025-09-24 |
| PFOA | ND | 4 | Below MRL | 2025-09-24 |
| NFDHA | ND | — | Below MRL | 2025-03-18 |
| NEtFOSAA | ND | — | Below MRL | 2025-03-18 |
| PFTrDA | ND | — | Below MRL | 2025-03-18 |
| PFTA | ND | — | Below MRL | 2025-03-18 |
| HFPO-DA | ND | 10 | Below MRL | 2025-03-18 |
| 6:2 FTS | ND | — | Below MRL | 2025-03-18 |
| 4:2 FTS | ND | — | Below MRL | 2025-03-18 |
| 8:2 FTS | ND | — | Below MRL | 2025-03-18 |
| PFMPA | ND | — | Below MRL | 2025-03-18 |
| PFEESA | ND | — | Below MRL | 2025-03-18 |
| NMeFOSAA | ND | — | Below MRL | 2025-03-18 |
| PFPeS | ND | — | Below MRL | 2025-03-18 |
| PFHpS | ND | — | Below MRL | 2025-03-18 |
| PFNA | ND | 10 | Below MRL | 2025-03-18 |
| PFDA | ND | — | Below MRL | 2025-03-18 |
| PFDoA | ND | — | Below MRL | 2025-03-18 |
| PFUnA | ND | — | Below MRL | 2025-03-18 |
| PFMBA | ND | — | Below MRL | 2025-03-18 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-03-18 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-03-18 |
| ADONA | ND | — | Below MRL | 2025-03-18 |
| 4:2 FTS | ND | — | Below MRL | 2025-06-16 |
| HFPO-DA | ND | 10 | Below MRL | 2025-06-16 |
| PFDA | ND | — | Below MRL | 2025-06-16 |
| PFDoA | ND | — | Below MRL | 2025-06-16 |
| 8:2 FTS | ND | — | Below MRL | 2025-06-16 |
| 6:2 FTS | ND | — | Below MRL | 2025-06-16 |
| NFDHA | ND | — | Below MRL | 2025-06-16 |
| PFEESA | ND | — | Below MRL | 2025-06-16 |
| PFMBA | ND | — | Below MRL | 2025-06-16 |
| PFMPA | ND | — | Below MRL | 2025-06-16 |
| NEtFOSAA | ND | — | Below MRL | 2025-06-16 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-06-16 |
| NMeFOSAA | ND | — | Below MRL | 2025-06-16 |
| ADONA | ND | — | Below MRL | 2025-06-16 |
| PFTA | ND | — | Below MRL | 2025-06-16 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-06-16 |
| PFPeS | ND | — | Below MRL | 2025-06-16 |
| PFHpS | ND | — | Below MRL | 2025-06-16 |
| PFTrDA | ND | — | Below MRL | 2025-06-16 |
| PFUnA | ND | — | Below MRL | 2025-06-16 |
| 11Cl-PF3OUdS | ND | — | Below MRL | 2025-09-24 |
| ADONA | ND | — | Below MRL | 2025-09-24 |
| 9Cl-PF3ONS | ND | — | Below MRL | 2025-09-24 |
| NEtFOSAA | ND | — | Below MRL | 2025-09-24 |
| PFTrDA | ND | — | Below MRL | 2025-09-24 |
| PFTA | ND | — | Below MRL | 2025-09-24 |
| PFUnA | ND | — | Below MRL | 2025-09-24 |
| 6:2 FTS | ND | — | Below MRL | 2025-09-24 |
| NMeFOSAA | ND | — | Below MRL | 2025-09-24 |
| PFPeS | ND | — | Below MRL | 2025-09-24 |
| PFNA | ND | 10 | Below MRL | 2025-09-24 |
| PFDoA | ND | — | Below MRL | 2025-09-24 |
| PFDA | ND | — | Below MRL | 2025-09-24 |
| HFPO-DA | ND | 10 | Below MRL | 2025-09-24 |
| lithium | 86000 | — | 2025-06-16 | |
| lithium | 80400 | — | 2025-09-24 | |
| lithium | 67100 | — | 2025-03-18 | |
| lithium | 52700 | — | 2025-09-24 | |
| lithium | 52300 | — | 2025-09-24 | |
| lithium | 41400 | — | 2025-03-18 | |
| lithium | 39400 | — | 2025-03-18 | |
| lithium | 27800 | — | 2025-06-16 | |
| lithium | 27100 | — | 2025-06-16 | |
| PFOA | 44.6 | 4 | Exceeds | 2025-06-16 |
| PFOA | 44.3 | 4 | Exceeds | 2025-06-16 |
| PFOS | 31.1 | 4 | Exceeds | 2025-06-16 |
| PFOS | 28.5 | 4 | Exceeds | 2025-06-16 |
| PFOA | 20.3 | 4 | Exceeds | 2025-03-18 |
| PFOA | 19.9 | 4 | Exceeds | 2025-03-18 |
| PFBS | 18.8 | — | 2025-06-16 | |
| PFBS | 18.5 | — | 2025-06-16 | |
| PFHxA | 17.8 | — | 2025-06-16 | |
| PFHxA | 17.6 | — | 2025-06-16 | |
| PFOA | 17.3 | 4 | Exceeds | 2025-09-24 |
| PFPeA | 16.9 | — | 2025-06-16 | |
| PFPeA | 16.5 | — | 2025-06-16 | |
| PFOA | 16 | 4 | Exceeds | 2025-09-24 |
| PFHpA | 15.4 | — | 2025-06-16 | |
| PFHpA | 14.9 | — | 2025-06-16 | |
| PFOS | 13.7 | 4 | Exceeds | 2025-03-18 |
| PFOS | 11.7 | 4 | Exceeds | 2025-03-18 |
| PFBS | 11.5 | — | 2025-03-18 | |
| PFBS | 11.4 | — | 2025-03-18 | |
| PFBA | 9.7 | — | 2025-06-16 | |
| PFBA | 9.4 | — | 2025-06-16 | |
| PFBS | 8.9 | — | 2025-09-24 | |
| PFOS | 8.5 | 4 | Exceeds | 2025-09-24 |
| PFBS | 8.5 | — | 2025-09-24 | |
| PFOS | 8.4 | 4 | Exceeds | 2025-09-24 |
| PFPeA | 7.7 | — | 2025-03-18 | |
| PFPeA | 7.7 | — | 2025-03-18 | |
| PFPeA | 7.7 | — | 2025-09-24 | |
| PFPeA | 7.5 | — | 2025-03-18 | |
| PFHxA | 7.5 | — | 2025-03-18 | |
| PFPeA | 7.5 | — | 2025-09-24 | |
| PFPeA | 7.5 | — | 2025-09-24 | |
| PFHxS | 7.5 | 10 | Detected | 2025-06-16 |
| PFHxS | 7.5 | 10 | Detected | 2025-06-16 |
| PFBA | 7.3 | — | 2025-09-24 | |
| PFBA | 7.3 | — | 2025-06-16 | |
| PFHxA | 7.2 | — | 2025-03-18 | |
| PFPeA | 7.1 | — | 2025-06-16 | |
| PFHxA | 7 | — | 2025-09-24 | |
| PFBA | 6.9 | — | 2025-09-24 | |
| PFBA | 6.7 | — | 2025-03-18 | |
| PFHpA | 6.6 | — | 2025-03-18 | |
| PFBA | 6.6 | — | 2025-03-18 | |
| PFHpA | 6.6 | — | 2025-03-18 | |
| PFHxA | 6.6 | — | 2025-09-24 | |
| PFBA | 6.6 | — | 2025-03-18 | |
| PFBA | 6.5 | — | 2025-09-24 | |
| PFHpA | 5.6 | — | 2025-09-24 | |
| PFHpA | 5.4 | — | 2025-09-24 | |
| PFNA | 5 | 10 | Detected | 2025-06-16 |
| PFNA | 4.6 | 10 | Detected | 2025-06-16 |
| PFHxA | 4.4 | — | 2025-03-18 | |
| PFHxA | 4.3 | — | 2025-09-24 | |
| PFHxA | 3.8 | — | 2025-06-16 | |
| PFHxS | 3.8 | 10 | Detected | 2025-03-18 |
| PFHxS | 3.7 | 10 | Detected | 2025-03-18 |
| PFHxS | 3.3 | 10 | Detected | 2025-09-24 |
| PFBS | 3.1 | — | 2025-09-24 | |
| PFHxS | 3 | 10 | Detected | 2025-09-24 |