MARATHON PIPE LINE LLC
hazardous_liquid Incident —
Incident Information
| Report Date | — |
| Operator | MARATHON PIPE LINE LLC |
| Commodity | — |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 40.03265, -82.47076 |
Cause
| Cause | CORROSION 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
ON MARCH 31, 2018, 40 BARRELS OF TRANSMIX WERE RELEASED TO THE TANK DIKE OF HEATH STATION TANK 114. AS DETERMINED BY METALLURGICAL ANALYSIS, THE INTERNAL CORROSION ON THE TANK FLOOR WAS A RESULT OF MICROBIOLOGICALLY INFLUENCED CORROSION (MIC). AT THE TIME WHEN THE RELEASE OCCURRED, THE FLOOR OF TANK 114 DID NOT HAVE A LINER. IN ADDITION, TANK 114 RECEIVED PRODUCT ASSOCIATED WITH ILI CLEANING TOOLS, WHICH CONTAINED WATER AND SOLIDS THAT SETTLED TO THE BOTTOM OF THE TANK. THIS ALLOWED BACTERIA TO GROW AND CAUSE PITTING ON THE TANK FLOOR. TANK 114 WAS TAKEN OUT OF SERVICE AND A NEW FLOOR AND LINER HAVE BEEN INSTALLED. ALL PRODUCT WAS CONTAINED ON-SITE AND WAS CLEANED-UP PROMPTLY. THE INITIAL NRC REPORT #1208145 (AS NOTED IN PART A, QUESTION 6) WAS MADE ON MARCH 31, 2018, AT 11:30 EST. ADDITIONALLY, ON APRIL 2, 2018, REPORT #1208246, WAS MADE AT 09:52 EST TO PROVIDE AN UPDATE ON THE RESPONSE EFFORTS. 6/22/18 UPDATE: PART D, QUESTION 8 - UPDATED COSTS WERE PROVIDED. PART G, SUB-CAUSE QUESTIONS 7 & 8 - UPDATED WITH INVESTIGATION RESULTS. PART H - UPDATED WITH INVESTIGATION AND METALLURGICAL ANALYSIS RESULTS. 7/25/18 UPDATE: PART D, QUESTION 8 - FINAL COSTS WERE PROVIDED.
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.