MID - VALLEY PIPELINE CO
hazardous_liquid Incident — — March 18, 2019
Incident Information
| Incident Date | March 18, 2019 |
| Operator | MID - VALLEY PIPELINE CO |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 32.48265, -94.83272 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | INTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $5,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON 3/18/2019 AT APPROXIMATELY 13:15, LOCAL OPERATING PERSONNEL WERE PERFORMING ROUTINE STATION CHECK WHEN APPROXIMATELY 10 BBLS OF CRUDE OIL WAS DISCOVERED INSIDE THE DIKE OF TANK #3 AT MVPL LONGVIEW STATION. INVESTIGATION DETERMINED THAT AN INTERNAL CORROSION PIN HOLE LEAK HAD OCCURRED ON THE TANK LINE NEAR THE SHELL OF THE TANK. ALL FREE PRODUCT WAS RECOVERED VIA VAC TRUCK AND CONTAMINATED SOIL WAS REMOVED FOR REMEDIATION ON SITE. TANK 3 HAS BEEN OUT OF SERVICE SINCE 2017 AND REMAINS SO TO DATE. THE FAILED SECTION OF THE TANK LINE WAS CUT OUT, THE LINE WAS BLOWN DRY AND CAPPED AT THE TANK SIDE AND A SPOOL PIECE WAS DROPPED ON THE MANIFOLD SIDE AND BLIND FLANGED TO PREVENT FUTURE RECURRENCE. A THERMAL RELIEF WAS ALSO INSTALLED ON THIS ISOLATED TANK LINE TO RELIEVE PRESSURE IN THE EVENT OF ANY RESIDUAL VAPOR PRESSURE BUILD UP.
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.