VALERO REFINING COMPANY - CALIFORNIA
hazardous_liquid Incident — — March 19, 2019
Incident Information
| Incident Date | March 19, 2019 |
| Operator | VALERO REFINING COMPANY - CALIFORNIA |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 38.05923, -122.13485 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | OTHER EQUIPMENT FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $20,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
FAILURE OF THE TK-1703 CRUDE OIL TANK MIXER SHAFT SEAL RESULTED IN A LEAK FROM THE MIXER GEAR BOX VENT. THE TANK WAS NEAR FULL AND STATIC AT THE TIME OF THE LEAK. HEAD PRESSURE WAS APPROXIMATELY 20 PSIG BASED ON CRUDE HEIGHT AT THE TIME OF THE LEAK. APPROXIMATELY 30 GALLONS OF CRUDE OIL SPRAYED ONTO THE SIDE OF THE TANK SHELL AND LEAKED INTO THE TANK SECONDARY CONTAINMENT BERMED AREA. NO MATERIAL MIGRATED OUTSIDE OF THE TANK DIKE. CLEANUP EFFORTS BEGAN IMMEDIATELY UPON DISCOVERY. SEALANT WAS APPLIED TO THE MIXER TO STOP THE LEAK. INSPECTION OF THE MIXER INTERNALS WILL TAKE PLACE DURING THE NEXT PLANNED TANK MAINTENANCE OUTAGE.
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.