ENBRIDGE STORAGE (CUSHING) L.L.C.
hazardous_liquid Incident — — August 7, 2020
Incident Information
| Incident Date | August 7, 2020 |
| Operator | ENBRIDGE STORAGE (CUSHING) L.L.C. |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 35.95886, -96.75335 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | INTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $6,000 |
| Emergency Response | $22,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
ON AUGUST 7, 2020 AT APPROXIMATELY 6:44 AM CDT OPERATIONS TECHNICIANS DISCOVERED CRUDE OIL SEEPING UP NEAR VALVES 206-B-301 AND 206-B-302 IN MANIFOLD 206 WITHIN THE CUSHING NORTH TERMINAL. AFTER HYDRO EXCAVATION THE SOURCE WAS DETERMINED TO BE A PINHOLE IN THE HEAT AFFECTED ZONE ON THE FLANGE SIDE OF THE WELD BETWEEN THE TEE FITTING AND FLANGE CONNECTED TO VALVE 206-B-301. THE AFFECTED TEE FITTING WAS REMOVED AND BLINDS WERE INSTALLED. THIS SECTION OF PIPE HAS BEEN IDLE SINCE IT WAS REPLACED WITH A NEW MANIFOLD. APPROXIMATELY 1 BARREL OF OIL WAS RELEASED. ALL FREE OIL WAS RECOVERED AND CONTAMINATED SOILS REMOVED. A METALLURGICAL ANALYSIS WAS COMPLETED AND IDENTIFIED INTERNAL CORROSION ON THE TEE AS THE CAUSE OF THE PINHOLE RELEASE.
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.