EXXON MOBIL BAYTOWN REFINERY
Texas — Non-Transient Non-Community — PWSID: TX1011562
System Information
| PWSID | TX1011562 |
| System Name | EXXON MOBIL BAYTOWN REFINERY |
| System Type | Non-Transient Non-Community |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 14, 1980 |
| Last Reported | Jan 6, 2026 |
Location & Contact
| State | Texas |
| City | BAYTOWN |
| ZIP Code | 77520-2123 |
| Address | 5000 BAYWAY DR |
| Organization | LEE, NATHAN, C |
| Phone | 832-374-3008 |
Population & Service
| Population Served | 7,000 |
| Service Connections | 114 |
Drinking Water Violations (7)
This water system has 7 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2021 | Feb 28, 2021 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Feb 28, 2021 | Revised Total Coliform Rule |
| Feb 1, 2021 | Feb 28, 2021 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Feb 28, 2021 | Revised Total Coliform Rule |
| Feb 1, 2021 | Feb 28, 2021 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Feb 28, 2021 | Revised Total Coliform Rule |
| Jan 1, 2016 | Jan 31, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2016 | Total Coliform Rule |
| Jan 1, 2016 | Jan 31, 2016 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2016 | Total Coliform Rule |
| Aug 1, 2014 | Aug 31, 2014 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2014 | Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.