CHEVRON PIPE LINE CO
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | CHEVRON PIPE LINE CO |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 29.89404, -94.23022 |
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
AT APPROX. 0750 CDT ON 30MAR23, K9 PATROL LEAK DETECTION SERVICES WERE PERFORMING A ROUTINE INSPECTION OF THE FRIO SYSTEM ROW BETWEEN PT. ARTHUR AND FANNETT. DURING THE INSPECTION K9'S ALERTED OF A POTENTIAL RELEASE WITHIN THE CORRIDOR. CPP PERSONNEL RESPONDED AND IDENTIFIED A PRODUCT RELEASE TO AIR. THE PRODUCT IDENTIFIED IS FLOWING IN THE PT ARTHUR - MT BELVIEU TXL0013B PROPYLENE PIPELINE. RELEASE WAS CONFIRMED AT 1000 CDT ON 30MAR23 AND APPEARS TO BE A REPAIR CLAMP RELEASE. PERSONNEL ARE CURRENTLY REDUCING PRESSURE AND INVESTIGATING THE LOCATION AND CAUSE OF THE RELEASE. ADDITIONAL DETAILS AND REPAIR ACTIVITIES WILL BE PROVIDED, EFFORTS ARE ONGOING. 3RD PARTY AIR MONITORING IS ONSITE. TRRC PIPELINE AND NRC WERE NOTIFIED OF THE INCIDENT. UPDATE: AT APPROX. 1025 CDT ON 31MAR23, IT WAS REPORTED THAT AN ESTIMATED 3.13 LBS OF PROPYLENE HAD RELEASED TO AIR FROM THE REPAIR CLAMP FAILURE. THE IMPACTED PIPELINE HAS BEEN DECOMMISSIONED AND IS CURRENTLY INERT WITH N2. EFFORTS ARE ONGOING TO DE-PRESSURE THE N2 AND MAKE NEEDED REPAIRS. THE NRC AND MR. OMAR WILSON WITH TRRC PIPELINE WERE ALSO NOTIFIED OF THESE UPDATES. UPON FURTHER INVESTIGATION THE ROOT CAUSE FOR THE RELEASE WAS DUE TO SOFT SEALING MATERIAL DEGRADATION IN THE REPAIR CLAMP. FINAL CALCULATED PROPYLENE VOLUME RELEASED: 3.14 LBS 0.74 GALLONS 0.018 BBLS 27.0 SCF
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.