NUSTAR LOGISTICS, L.P.
hazardous_liquid Incident — — October 18, 2016
Incident Information
| Incident Date | October 18, 2016 |
| Operator | NUSTAR LOGISTICS, L.P. |
| Commodity | REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 27.81540, -97.40301 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | PIPELINE OR EQUIPMENT OVERPRESSURED |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $150 |
| Emergency Response | $9,913 |
| Other Costs | $0 |
Location Map
Incident Narrative
A HAZARDOUS LIQUID RELEASE OCCURRED AT CORPUS CHRISTI OIL DOCK 2 FROM A TRANSFER LINE CONNECTING NUSTAR'S NORTH BEACH REFINED PRODUCTS TERMINAL TO NUSTAR'S NORTH BEACH CRUDE TERMINAL. THE LEAK ORIGINATED FROM AN 8-INCH ABOVE GROUND ONSHORE FLANGE MANIFOLD LOCATED BETWEEN THE REFINED PRODUCTS AND CRUDE TERMINALS. THE GASKET ON THE 8-INCH FLANGE WAS REPLACED. REQUESTED NARRATIVE ELABORATION: THE ACCIDENT OCCURRED DURING A PRODUCT TRANSPORTATION MOVEMENT IN WHICH A STORAGE TANK, NORMALLY USED TO RELIEVE REGULATED SYSTEM PRESSURE, WAS TAKEN OUT-OF-SERVICE FOR INSPECTION. A NEW FLOW PATH WAS CREATED TO ENSURE THE SAFE DELIVERY OF PRODUCT TO NUSTAR'S TERMINAL. LINE-UP PROCEDURES DURING START-UP WERE NOT FOLLOWED, AND A BLOCK VALVE WAS LEFT IN THE CLOSED POSITION, WHICH RESULTED IN THE OVER-PRESSURIZATION OF THE SEGMENT CONTAINING THE FLANGE REFERENCED IN PART C.
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.