MARATHON PIPE LINE LLC
hazardous_liquid Incident — — October 22, 2025
Incident Information
| Incident Date | October 22, 2025 |
| Operator | MARATHON PIPE LINE LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 41.42054, -107.84468 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | INTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $3,500 |
| Emergency Response | $2,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
"AT APPROXIMATELY 16:30 HOURS MOUNTAIN TIME, A CONTRACTOR CREW WAS PREPARING A PIPE SURFACE FOR NON-DESTRUCTIVE EXAMINATION (NDE) ON THE BAGGS TO WAMSUTTER 10"" CRUDE PIPELINE. DURING PREPARATION, THE CREW OBSERVED A PINHOLE CRUDE OIL RELEASE AT THE 6 O'CLOCK POSITION ON THE PIPE BODY. LOCAL OPERATIONS CAUGHT MOST OF THE RELEASE IN CATCH PANS. REPAIR WAS MADE WITH A PLIDCO. TOOL RUN TECHNOLOGY NOTE (FOR PART J): THE MOST RECENT AND PREVIOUS AXIAL MAGNETIC FLUX LEAKAGE (MFL) TOOL RUNS WERE ATTUNED TO DETECT BOTH METAL LOSS AND GIRTH WELD ANOMALIES. PART J DOES NOT PROVIDE A FIELD TO INDICATE MULTI-ANOMALY DETECTION. SUPPLEMENTAL UPDATE 20251121: UPDATING TO INDICATE NO SOIL CONTAMINATION."
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.