MOBIL PIPE LINE COMPANY
hazardous_liquid Incident — — January 10, 2022
Incident Information
| Incident Date | January 10, 2022 |
| Operator | MOBIL PIPE LINE COMPANY |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.52873, -95.11037 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $2,000 |
| Emergency Response | $1,500 |
| Other Costs | $0 |
Location Map
Incident Narrative
INCIDENT OVERVIEW: THE INSULATING GASKET ON THE UPSTREAM SIDE OF VALVE #17800 FAILED CAUSING A RELEASE OF ~20 GALLONS OF CRUDE OIL. THE CRUDE OIL WAS ALL CONTAINED ONSITE IN A SMALL EXCAVATION UNDER THE FLANGE CONNECTION, IT WAS RECOVERED AND CLEANED UP IMMEDIATELY. ROOT CAUSE OF THIS CONNECTION FAILURE WAS FOUND TO BE THE INSULATING GASKET WAS NOT MANUFACTURED TO THE DESIGN SPECIFICATIONS. EXXONMOBIL FOLLOWED THE QA/QC PROCEDURE FOR VERIFICATION OF THE GASKET SPECIFICATIONS AND WAS PROVIDED WITH A SPEC SHEET FOR THE GASKETS THAT MET THE REQUIREMENTS. HOWEVER THE ACTUAL GASKETS THAT WERE DELIVERED AND INSTALLED DID NOT MATCH THE SPEC SHEET PROVIDED. PREVENTING REOCCURRENCE: EXXONMOBIL TOOK IMMEDIATE ACTION TO REVIEW ALL GASKETS INSTALLED ON THIS SYSTEM, IDENTIFIED 12 NON SPEC'D GASKETS THAT NEEDED TO BE REPLACED, DECOMMISSIONED AND ISOLATED THESE MECHANICAL CONNECTIONS, AND REPLACED ALL GASKETS THAT DID NOT MEET DESIGN SPECIFICATIONS. EXXONMOBIL IS WORKING WITH THE CONTRACTOR TO ENSURE THAT THE ACTUAL MATERIALS RECEIVED CONTAINS ALL SPECIFIC MARKINGS REQUIRED TO MATCH DESIGN SPECS TO THE ACTUAL GASKETS RECEIVED.
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.