ENTERPRISE PRODUCTS OPERATING LLC
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | ENTERPRISE PRODUCTS OPERATING LLC |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 30.41490, -95.32530 |
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 5/16/19, ENTERPRISE PIPELINE TECHNICIAN OBSERVED VAPOR COMING FROM THE ISOLATION VALVE FLANGE FROM THE MAINLINE TO A FUTURE PUMP STATION. THE TECHNICIAN CHECKED THE PIPING PRESSURE AND DISCOVERED THAT THE PRESSURE EXCEEDED MOP. PIPING SEGMENT WAS BLOWN DOWN AND THE CLOSED SEGMENT OF STATION PIPING WAS OPENED. DURING THE INVESTIGATION IT WAS DISCOVERED THAT THE VALVE BODY CAVITY THERMAL RELIEF SYSTEM HAD BEEN INSTALLED TO RELIEVE INTO THE CLOSED SEGMENT OF STATION PIPING RATHER THAN THE MAINLINE. THE DECISION WAS MADE TO REPLACE THE VALVE WHICH TRIGGERED THE NRC REPORTING CRITERIA FOR COSTS EXCEEDING $50,000. INITIAL NRC NOTIFICATION MADE ON 5/20/19 IS #1246279 AND 48 HOUR NRC UPDATE MADE ON 5/22/19 IS #1246508.
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.