ORYX SO. DELAWARE OGT LLC
hazardous_liquid Incident — — May 8, 2018
Incident Information
| Incident Date | May 8, 2018 |
| Operator | ORYX SO. DELAWARE OGT LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 31.16795, -103.54876 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $5,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON MAY 8TH, 2018 AT APPROXIMATELY 10:29 CENTRAL TIME, ORYX WAS NOTIFIED OF A LEAK AT THE WEST 12"" MAINLINE AT THE PIG LAUNCHER SITE. ORYX OPERATIONS TEAM ARRIVED ON SITE AT 10:59 AND DISCOVERED THE LEAK WAS LOCATED AT A FLANGED CONNECTION DOWNSTREAM OF THE PIG LAUNCHER OUTLET BLOCK VALVE. OPERATIONS WERE ABLE TO ISOLATE THE LEAK BY TIGHTENING THE BOLTS ON THE FLANGE. ON MAY 9TH, 2018 AT APPROXIMATELY 09:00, ORYX MIDSTREAM OPERATIONS TEAM SHUTDOWN THE UPSTREAM SEGMENT OF THE PIPELINE TO INVESTIGATE THE LEAK ON THE FLANGE AND TO REPAIR IT. POST INCIDENT INVESTIGATION FOUND THAT TWO BOLTS THAT WERE LOOSE IN THE RAISED FACE FLANGE ASSEMBLY. NEW NUTS AND BOLTS INSTALLED, GASKET WAS REPLACED, AND PIPELINE WAS RETURNED TO SERVICE AT APPROXIMATELY 14:00. FLANGED PIPE AND EQUIPMENT BOLTING CONSTRUCTION PROCEDURE WAS REVIEWED TO ENSURE NO DISCREPANCIES WERE FOUND. PROCEDURE WAS COMMUNICATED TO EMPLOYEES TO ENSURE BOLT TORQUEING IS BEING DONE PER PROCEDURE. ORYX MIDSTREAM SERVICES WILL ALSO PROVIDE A REFRESHER TRAINING ON ACCIDENTAL RELEASE OF HAZARDOUS LIQUIDS.
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.