MARATHON PIPE LINE LLC
hazardous_liquid Incident — — November 11, 2021
Incident Information
| Incident Date | November 11, 2021 |
| Operator | MARATHON PIPE LINE LLC |
| Commodity | REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 40.67620, -81.34783 |
Cause
| Cause | EQUIPMENT FAILURE |
| Subcause | "FAILURE OF EQUIPMENT BODY (EXCEPT PUMP), TANK PLATE, OR OTHER MATERIAL" |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $2,200 |
| Emergency Response | $0 |
| Other Costs | $0 |
Location Map
Incident Narrative
"OPERATOR PERSONNEL IDENTIFIED A CRACKED MULTI-PORT VALVE ASSOCIATED WITH A THERMAL RELIEF VALVE SPRAYING DIESEL FUEL. PIPELINE WAS SHUT DOWN, A NEW VALVE WAS INSTALLED, AND PIPELINE RESTARTED. IMPACTED GRAVEL AND SOIL WAS REMOVED FROM THE SITE. THE CAUSE OF THE FAILED MULTI-PORT VALVE IS PENDING ANALYTICAL RESULTS. FOLLOWING THE ACCIDENT, ADDITIONAL SUPPORT/BRACING WAS ADDED TO PREVENT REOCCURRENCE. ON JANUARY 17, 2022, MARATHON PIPE LINE RECEIVED THE EVALUATION REPORT FROM THE MANUFACTURER STATING THE FAILURE WAS CAUSED BY FATIGUE WHICH CAN BY CAUSED BY EXCESSIVE MOVEMENT OR VIBRATION FROM AN EXTERNAL SOURCE. PARTS A, B, C, D, E NEW QUESTIONS WERE ANSWERED. PART G WAS UPDATED."
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.