ENBRIDGE PIPELINES (OZARK) L.L.C.
hazardous_liquid Incident — — September 12, 2010
Incident Information
| Incident Date | September 12, 2010 |
| Operator | ENBRIDGE PIPELINES (OZARK) L.L.C. |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 37.80556, -96.91500 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | EXTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $70,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"AT 11:15 AM CDT ON SEPTEMBER 12, THE MAINTENANCE TECH DISCOVERED APPROXIMATELY 10 GALLONS OF CRUDE OIL LEAKING AROUND TANK 4155 AT THE EL DORADO TERMINAL. THE TANK HAS BEEN CLEANED AND A VISUAL INSPECTION OF THE TANK BOTTOM PERFORMED. THE CAUSE WAS NOT FOUND THROUGH THIS VISUAL INSPECTION AND THEREFORE ADDITIONAL TESTING OF THE TANK BOTTOM FLOOR WAS SCHEDULED. THE HELIUM TEST WAS PERFORMED AND A PINHOLE SIZE LEAK IN THE TANK FLOOR BOTTOM WAS FOUND, WHICH WAS CAUSED BY SOIL SIDE CORROSION. THE LOCATION WAS CALLED OUT IN THE INTERNAL INSPECTION REPORT, AND INDICATED THAT A 12' BY 14' PATCH WAS NECESSARY TO COVER THE AREA. THE CONTRACTOR ORIENTATED THE PATCH THE WRONG WAY, RESULTING IN PART OF THE CORROSION AREA BEING MISSED. THAT PATCH WAS REMOVED, THE PROPER SIZE PATCH PUT ON AND THE TANK RETURNED TO 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.