"ENBRIDGE ENERGY, LIMITED PARTNERSHIP"
hazardous_liquid Incident — — April 20, 2021
Incident Information
| Incident Date | April 20, 2021 |
| Operator | "ENBRIDGE ENERGY, LIMITED PARTNERSHIP" |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 42.81277, -83.38777 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | OTHER EQUIPMENT FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $20,000 |
| Emergency Response | $1,125 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON APRIL 20, 2021 AT 10:30 AM EDT, A TECHNICIAN ARRIVED AT ORTONVILLE STATION TO PERFORM PMS AND DISCOVERED A RELEASE ON THE UNIT 3 DISCHARGE VALVE. THE EDMONTON CONTROL CENTER WAS NOTIFIED AND THE STATION WAS BYPASSED. APPROXIMATELY FIVE GALLONS OF CRUDE OIL WAS RELEASED. ALL PRODUCT WAS FOUND WITHIN SECONDARY CONTAINMENT AND CLEANED UP BY MAINTENANCE PERSONNEL. THE STATION WAS STATIC WHEN THE TECHNICIAN ARRIVED, SO IT WAS DETERMINED THAT THE LEAK OCCURRED DURING VALVE TRAVEL. UNIT 3 REMAINED LOCKED OUT UNTIL A STATION OUTAGE COULD BE SCHEDULED. ON OCTOBER 26, 2021 ORTONVILLE STATION WAS BYPASSED IN PREPARATION FOR DRAIN UP. THE VALVE WAS DISASSEMBLED, AND THE CAUSE OF THE RELEASE WAS DUE TO A FAILED STEM SEAL. THE STEM WAS REPLACED WITH A STAINLESS STEEL STEM, AND PACKING WAS REPLACEMENT-IN-KIND, REPAIRS WERE COMPLETED ON OCTOBER 27, 2021. ORTONVILLE STATION WAS RETURNED TO SERVICE ON OCTOBER 28, 2021. THE CAUSE OF THE RELEASE WAS DETERMINED TO BE DEFECTIVE VALVE STEM MATERIAL SUPPLIED BY THE MANUFACTURER. THE VALVE STEM WAS MADE OF AN INADEQUATE MATERIAL AT THE TIME OF PURCHASE/INSTALLATION."
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.