MARATHON PIPE LINE LLC
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | MARATHON PIPE LINE LLC |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 40.67326, -81.37993 |
Cause
| Cause | MATERIAL FAILURE OF PIPE OR WELD |
| 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 FEBRUARY 14TH, 2024, AT APPROXIMATELY 10:46 THE CONTROL ROOM RECEIVED RATE-OF-CHANGE ALARMS INDICATIVE OF A SIGNIFICANT PRESSURE LOSS AND IMMEDIATELY INITIATED EMERGENCY SHUTDOWN. FIELD PERSONNEL CONFIRMED A FIRE 1.63 MILES FROM THE EAST SPARTA STATION ON THE EAST SPARTA TO HEATH LINE. UPON EXCAVATION THE LINE HAD RUPTURED LONGITUDINALLY. THE RUPTURED PIPE WAS CUT OUT AND SENT FOR ANALYSIS. A SUPPLEMENTAL WILL BE FILED WHEN THE ANALYSIS IS COMPLETE. SUPPLEMENTAL UPDATE: METALLURGICAL ANALYSIS WAS COMPLETE, AND CAUSE WAS DETERMINED TO BE AN ORIGINAL MANUFACTURING DEFECT, LACK OF FUSION. SUPPLEMENTAL UPDATE: MARATHON HAS COMPLETED AN ANALYSIS OF THIS ACCIDENT, PROVIDING BOTH THE ""EAST SPARTA TO HEATH PIPELINE ROOT CAUSE ANALYSIS (RCA) FINAL REPORT"" AND ""EAST SPARTA TO HEATH 8"" PRODUCTS SYSTEM ADDITIONAL ANALYSIS AND MITIGATIVE ACTIONS REPORT"" TO PHMSA CENTRAL REGION AND ACCIDENT INVESTIGATION DIVISION. PREVENTATIVE AND MITIGATIVE MEASURES HAVE BEEN DEVELOPED AND IMPLEMENTED TO DETECT AND REMEDIATE ANOMALIES ON THIS AND SIMILAR SYSTEMS.
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.