NUSTAR PERMIAN TRANSPORTATION AND STORAGE, LLC
hazardous_liquid Incident — — January 29, 2018
Incident Information
| Incident Date | January 29, 2018 |
| Operator | NUSTAR PERMIAN TRANSPORTATION AND STORAGE, LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 32.52901, -100.85439 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $9 |
| Emergency Response | $1,200 |
| Other Costs | $3,667 |
Location Map
Incident Narrative
A CRACK IN A 3/8-INCH THREADED BALL VALVE CONNECTION TO A SAMPLE POT RESULTED IN A CRUDE OIL LEAK INSIDE NUSTAR'S COLORADO CITY TERMINAL. THE STAINLESS STEEL VALVE WAS REMOVED FROM SERVICE AND REPLACED. THE FAILED EQUIPMENT WILL BE EXAMINED TO DETERMINE THE CAUSE OF FAILURE. UPDATE- THE INLET SIZE OF THE VALVE IS 1/4-INCHES IN DIAMETER. THE FAILURE INITIATED IN THE VALVE THREAD ROOT AS MECHANICAL FATIGUE AND PROGRESSED BEYOND HALF WALL IN THIS MODE. THE REMAINDER OF THE FAILURE OCCURRED DUE TO DUCTILE STRESS OVERLOAD IN BENDING.
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.