MARATHON PIPE LINE LLC
hazardous_liquid Incident — — December 20, 2017
Incident Information
| Incident Date | December 20, 2017 |
| Operator | MARATHON PIPE LINE LLC |
| Commodity | CRUDE OIL |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 39.63255, -87.28413 |
Cause
| Cause | INCORRECT OPERATION |
| Subcause | "VALVE LEFT OR PLACED IN WRONG POSITION, BUT NOT RESULTING IN A TANK, VESSEL, OR SUMP/SEPARATOR OVERFLOW OR FACILITY OVERPRESSURE" |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $0 |
| Emergency Response | $650 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON DECEMBER 20, 2017, A FIELD TECHNICIAN WAS ONSITE TO PERFORM WINTER MAINTENANCE OF A SUMP TANK WHEN A RELEASE OCCURRED. WHILE ADDING OIL TO THE SUMP, OIL FLOWED THROUGH THE SEAL BYPASS LINE, WHICH ALLOWED PRODUCT TO BACKFLOW AND LEAK FROM THE PUMP SEAL CAVITIES. PRELIMINARY INVESTIGATION FINDINGS INDICATE THE DRAIN VALVE WAS PLACED IN THE OPEN POSITION. TOTAL VOLUME ESTIMATE IS APPROXIMATELY 7 GALLONS. ALTHOUGH THIS RELEASE OCCURRED DURING ROUTINE MAINTENANCE, ALL PRODUCT WAS CONTAINED ONSITE AND CLEANED UP PROMPTLY. THIS ACCIDENT REPORT IS BEING FILED TO ENSURE COMPLIANCE WITH 195.50. INVESTIGATION FINDINGS INDICATE THAT THE CAUSE OF THIS RELEASE WAS DUE TO INCORRECT OPERATIONS. NON-STANDARD EQUIPMENT DESIGN AND AN INADEQUATE PROCEDURE MAY HAVE CONTRIBUTED TO THE CAUSE OF THIS RELEASE. 2/26/18: PART C, QUESTION 3 - UPDATED ITEM INVOLVED TO ""OTHER - BACKFLOW THROUGH DRAIN LINE."". PART G, QUESTION 3 - UPDATED TO INCLUDE ""NON-STANDARD EQUIPMENT DESIGN"". PART H - UPDATED THE NARRATIVE WITH INVESTIGATION RESULTS."
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.