"MAGELLAN PIPELINE COMPANY, LP"
hazardous_liquid Incident — — December 2, 2019
Incident Information
| Incident Date | December 2, 2019 |
| Operator | "MAGELLAN PIPELINE COMPANY, LP" |
| Commodity | REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 41.10698, -104.83219 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $20 |
| Emergency Response | $200 |
| Other Costs | $0 |
Location Map
Incident Narrative
"WHILE PERFORMING A FACILITY INSPECTION, LOCAL OPERATIONS PERSONNEL DETECTED GASOLINE ODORS. UPON FURTHER INSPECTION, A SMALL RELEASE WAS OBSERVED ORIGINATING FROM THE THERMAL RELIEF ISOLATION VALVE ON THE PROVER DRAIN LINE. VALVES WERE CLOSED TO ISOLATED THE RELEASE AND APPROPRIATE CLEAN UP ACTIVITIES WERE INITIATED. THE RELEASE ORIGINATED FROM THE VALVE BODY SEAM ON A TWO-PIECE 1/2"" WOG BALL VALVE. THE DEFECTIVE VALVE WAS REPLACED WITH A SOLID ONE-PIECE VALVE. THE FACILITY IS BEING INSPECTED TO IDENTIFY SIMILAR TWO-PIECE VALVES. THE END PLUG AND VALVE BODY ARE CONNECTED BY THREADS. RESULTS OF THE FAILURE ANALYSIS INDICATE THE SEAL AT THE INTERFACE BETWEEN THE END PLUG AND VALVE BODY WAS DAMAGED, LIKELY FROM IMPROPER INSTALLATION OR OVERTIGHTENING. SUPPLEMENTAL (01/03/2020) PART E 5F SUPPLEMENTAL/FINAL (02/12/2020) UPDATED C-6, G6, G6-6, H"
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.