ONEOK NGL PIPELINE, LLC
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | ONEOK NGL PIPELINE, LLC |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 32.29580, -101.12032 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | — |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | — |
| Lost Commodity | — |
| Public/Private Damage | — |
| Emergency Response | — |
| Environmental Remediation | — |
| Other Costs | — |
Location Map
Incident Narrative
ON MAY 19TH AT 8:15 A.M. A LANDOWNER CONTACTED ONEOK PIPELINE CONTROL VIA THE EMERGENCY PHONE NUMBER REGARDING A POSSIBLE HYDROCARBON RELEASE AT MP 148 IN MITCHELL COUNTY, TEXAS. PIPELINE CONTROL CENTER DISPATCHED THE LOCAL OPERATIONS EMPLOYEE TO THE LOCATION. LOCAL OPERATIONS PERSONNEL ARRIVED ONSITE AT 8:35 A.M. AND CONFIRMED THE LEAK WAS ON THE 14-INCH SCRAPER TRAP DOOR. AT 8:49 A.M. THE TRAP WAS ISOLATED AND BLOWN DOWN. UPON INVESTIGATION IT WAS DETERMINED THAT THE O-RING ON THE SCRAPER TRAP WAS DAMAGED IN TWO DIFFERENT PLACES. AT 9:09 A.M. THE O-RING HAD BEEN REPLACED AND THE BARREL RETURNED TO SERVICE. BOTH O-RING MATERIAL AND GREASE COMPATIBILITY HAVE NOT BEEN IDENTIFIED AS CONTRIBUTING TO THE FAILURE. AN O-RING AWARENESS DOCUMENT SPECIFIC TO DAMAGE IDENTIFICATION AND PREVENTION IS UNDER DEVELOPMENT IN RESPONSE TO THE INCIDENT. UPDATE: 6/23/2020 ONEOK DOES NOT BELIEVE THE FAILURE WAS DUE TO COMMODITY INCOMPATIBILITY.
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.