MID - VALLEY PIPELINE CO
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | MID - VALLEY PIPELINE CO |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 32.94942, -93.16754 |
Cause
| Cause | CORROSION 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
ON 04/02/2024 AT 06:39, A MEASUREMENT TECH ARRIVED AT THE HAYNESVILLE STATION AND SMELLED CRUDE OIL. HE CALLED THE CONTROL ROOM TO REPORT THE LEAK. A CONTROLLER SHUT DOWN THE STATION AND ALL LINES ASSOCIATED WITH THE STATION. THE LEAK WAS IDENTIFIED AS COMING FROM A PINHOLE AT THE 6 O'CLOCK POSITION ON A 6-INCH TANK STRIP-IN LINE OFF A 16-INCH TANK 1 FILL LINE. APPROXIMATELY 2 BARRELS OF CRUDE OIL WAS RELEASED. ALL FREE PRODUCT WAS PICKED UP AND CONTAMINATED SOIL WAS CLEANED UP. ON 4/2/24, THE 16-INCH X 6-INCH TEE ON STATION SUCTION LINE WAS CUTOUT AND REMOVED, THE ENTIRE 6-INCH TANK STRIP-IN LINE AND VALVE WERE REMOVED, AND A 6-INCH BLIND FLANGE ON TANK 1 FILL LINE WAS INSTALLED. ON 4/3/34, THE STATION WAS RESTARTED AND RETURNED TO NORMAL OPERATIONS. THE 6-INCH STRIP-IN LINE WAS NO LONGER BEING ROUTINELY UTILIZED BUT WAS ON A QUARTERLY FLUSHING PROGRAM. FURTHER REVIEW OF ALL SYSTEM STATIONS FOR POTENTIAL SIMILAR LOW FLOW PIPING CONFIGURATIONS IS ONGOING. THE CAUSE OF THE ACCIDENT WAS DETERMINED TO BE FROM INTERNAL CORROSION. TO PREVENT REOCCURRENCE THIS SECTION OF PIPE WAS REMOVED FROM THE SYSTEM SINCE IT IS NO LONGER NEEDED FOR OPERATIONAL PURPOSES.
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.