NUSTAR LOGISTICS, L.P.
hazardous_liquid Incident — — January 19, 2020
Incident Information
| Incident Date | January 19, 2020 |
| Operator | NUSTAR LOGISTICS, L.P. |
| Commodity | REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 28.16450, -97.76085 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | DEFECTIVE OR LOOSE TUBING OR FITTING |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $250 |
| Emergency Response | $2,570 |
| Other Costs | $3,800 |
Location Map
Incident Narrative
A SHERIFF'S DEPARTMENT PATROL CAR CONTACTED NUSTAR REGARDING A LEAK INSIDE NUSTAR'S TYNAN PUMP STATION, AND A DIESEL LEAK WAS DISCOVERED INSIDE THE STATION. THE LEAK ORIGINATED AT A 1/2-INCH STAINLESS STEEL TUBING AND FITTING LOCATED ON THE SEAL FLUSH SYSTEM ON PUMP 202. THE PIPELINE SYSTEM WAS IMMEDIATELY SHUT DOWN, AND TYNAN PUMP STATION SUCTION AND DISCHARGE VALVES WERE CLOSED REMOTELY BY NUSTAR'S CONTROL ROOM PERSONNEL. THE FAILED TUBING COMPONENTS WERE REMOVED AND SENT TO A LABORATORY FOR ANALYSIS, AND REPLACED WITH NEW TUBING AND FITTINGS. UPDATE: THE FAILURE WAS DUE TO AN INSTALLATION ERROR. THE TUBING WAS NOT FULLY INSERTED INTO THE FITTING/FERRULE ASSEMBLY BEFORE TIGHTENING THE FITTING NUT TO ACHIEVE COMPRESSION OF THE FERRULES. AS A RESULT, THE TUBING END DISENGAGED FROM THE FITTING IN SERVICE.
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.