EXXONMOBIL PIPELINE CO
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | EXXONMOBIL PIPELINE CO |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.71556, -95.16354 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
INCIDENT OVERVIEW: DURING A DELIVERY TO A 3RD PARTY CUSTOMER, THE PACKING ON VALVE #700 BEGAN TO LEAK LEADING TO APPROXIMATELY A 15 GALLON RELEASE OF PRODUCT. EXXONMOBIL PIPELINE COMPANY LLC. (EMPCO) TOOK IMMEDIATE ACTION TO STOP THE RELEASE BY CLOSING THE UPSTREAM & DOWNSTREAM VALVES, AND CLOSING VALVE #700 TO ISOLATE THE BODY. APPROXIMATELY 7.5 GALLONS WAS CONTAINED TO THE CONCRETE PAD UNDER THE VALVE AND RECOVERED. ALL CONTAMINATED ROCK UNDER THE VALVE WAS REMOVED AND REPLACED WITH CLEAN ROCK. PREVENTING REOCCURRENCE: ONCE THE VALVE WAS ISOLATED, VALVE PACKING WAS ADDED, THE VALVE WAS LEAK TESTED WITH NITROGEN TO ENSURE THE PACKING WAS HOLDING, AND THE LINE WAS RECOMMISSIONED. EMPCO PERFORMED ADDITIONAL WALK AROUNDS TO ENSURE THE VALVE STEM AND PACKING WAS HOLDING. UPDATED PART G TO ""NON-THREADED CONNECTION"" AND ""SEAL OR PACKING"" PER PHMSA REQUEST.
About This Pipeline Incident
Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.