EXXON MOBIL BAYTOWN REFINERY
PWSID: TX1011562 · BAYTOWN, TX · Serving 7,000 people
Type: NTNCWSOwner: PSource: 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
9.2 ppt
Highest single detection
2024-09-10
Latest sample date
complete
Data completeness
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 464 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| 11Cl-PF3OUdS | ND | — | Below MRL | 2024-12-11 |
| PFDA | ND | — | Below MRL | 2024-03-11 |
| PFOA | ND | 4 | Below MRL | 2024-03-11 |
| PFOS | ND | 4 | Below MRL | 2024-03-11 |
| PFNA | ND | 10 | Below MRL | 2024-03-11 |