ENTERPRISE PRODUCTS OPERATING LLC
hazardous_liquid Incident — — June 9, 2021
Incident Information
| Incident Date | June 9, 2021 |
| Operator | ENTERPRISE PRODUCTS OPERATING LLC |
| Commodity | HVL OR OTHER FLAMMABLE OR TOXIC FLUID WHICH IS A GAS AT AMBI |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.51410, -95.14360 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | NON-THREADED CONNECTION FAILURE |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $170,000 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 6/9/2021 AT 07:45, AN ENTERPRISE TECHNICIAN IDENTIFIED BUBBLING ON THE SM102 BURIED VALVE SITE DURING MAINTENANCE ACTIVITIES. THE TECHNICIAN CONFIRMED LELS WERE PRESENT AND NOTIFIED HIS SUPERVISOR. AT 08:15, ENTERPRISE ESTIMATED THAT THE REPAIR COST WOULD EXCEED $50K AND THE NRC WAS NOTIFIED. THE PERSONNEL ON LOCATION STARTED TO CLEAR THE SITE TO PREPARE FOR EXCAVATION. ON 6/10/21, THE BURIED SM102 VALVE SITE WAS EXPOSED AND IT WAS IDENTIFIED THAT THE LEAK WAS ORIGINATING FROM THE FLANGED CONNECTIONS OF THE VALVE. THE PIPELINE WAS ALREADY SHUTDOWN AND ISOLATED DUE TO ONGOING MAINTENANCE REPAIR. DURING REMOVAL OF THE VALVE, IT WAS WITNESSED THAT THE BOLTS ON THE FLANGES WERE LOOSE AND NO DAMAGE WAS OBSERVED ON THE GASKETS. THE NEW VALVE WAS INSTALLED AND TORQUED PROPERLY. THE RRC WAS NOTIFIED ON 6/9/2021 AT 09:09, INCIDENT #2427 48-HOUR UPDATE TO NRC PERFORMED ON 6/10/2021 AT 16:48 - NRC#1307461"
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.