ENBRIDGE STORAGE (CUSHING) L.L.C.
hazardous_liquid Incident — — March 29, 2016
Incident Information
| Incident Date | March 29, 2016 |
| Operator | ENBRIDGE STORAGE (CUSHING) L.L.C. |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 35.95837, -96.75406 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | THREADED CONNECTION/COUPLING FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $500 |
| Emergency Response | $5,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON MARCH 29, 2016 AT 8:30 AM AFTER RETURNING TO THE JOB SITE AFTER THE HOLIDAY WEEKEND, THE PROJECT INSPECTOR DISCOVERED THAT A THREADED COLLAR ON THE 2"" DEAD-LEG DRAIN LINE HAD LEAKED UNDER THE PIPE INTO THE DITCH AREA. THE RELEASE WAS ESTIMATED AT 2.6 BARRELS. THE RELEASE WAS FULLY CONTAINED ON-SITE AND WITHIN THE DITCH AREA. AS AN INTERIM SOLUTION TO STOP FURTHER RELEASE OF PRODUCT, A TEMPORARY CLAMP WAS PUT ON THE PIPING AND COLLAR ON MARCH 29, 2016. THE DEAD-LEG PIPING SEGMENT WAS FULLY REMOVED ON MARCH 30, 2016 AS A PERMANENT SOLUTION. ALL CLEAN-UP AND RESTORATION EFFORTS WERE COMPLETED ON APRIL 1, 2016. CONTAMINATED SOIL WAS DISPOSED OF AT A DESIGNATED DISPOSAL FACILITY. THE INVESTIGATION DETERMINED THE ROOT CAUSE OF THE DEAD-LEG 2"" DRAIN LINE RELEASE WAS CAUSED BY THE LACK OF CRIBBING OR SUPPORTS ON THE DRAIN LINE AFTER SOIL REMOVAL. THE LACK OF SUPPORT CAUSED THE 2"" DEAD-LEG PIPING TO EVENTUALLY SAG AT THE 2"" COLLAR RESULTING IN PRODUCT RELEASE FROM THE COLLAR PIPING THREADS.
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.