SUNOCO PIPELINE L.P.
hazardous_liquid Incident — — March 14, 2024
Incident Information
| Incident Date | March 14, 2024 |
| Operator | SUNOCO PIPELINE L.P. |
| Commodity | REFINED AND/OR PETROLEUM PRODUCT (NON-HVL) WHICH IS A LIQUID |
| Pipeline Type | hazardous_liquid |
Location
| State | |
| Coordinates | 40.31474, -76.03397 |
Cause
| Cause | CORROSION FAILURE |
| Subcause | EXTERNAL CORROSION |
Casualties
| Fatalities | 0 |
| Injuries | 0 |
Costs
| Property Damage | $8,000 |
| Emergency Response | $38,000 |
| Other Costs | $0 |
Location Map
Incident Narrative
"ON 3/14/2024 AT APPROXIMATELY 07:30, DURING DAILY CHECKS AT MONTELLO PUMP STATION, AN OPERATOR NOTICED PRODUCT ON THE GROUND BY A VALVE STEM NEAR PROVER LINE. LINES IN THE VICINITY OF THE AFFECTED AREA WERE SHUT DOWN. EXCAVATION BEGAN TO IDENTIFY SOURCE. AT 16:30, THE LEAK WAS DETERMINED TO BE COMING FROM A PINHOLE ON THE NORTH PROVER INLET 6-INCH LINE. THE LARGER AREA WAS INVESTIGATED AND CONFIRMED NO PRODUCT LEFT THE IMMEDIATE AREA NOR ENTERED THE STORM DRAINS ON SITE. APPROXIMATELY 2 BBLS OF DIESEL FUEL WAS RELEASED INTO THE SOIL. THE OSRO PROVIDED A VACUUM TRUCK FOR PRODUCT RECOVERY AND LINED ROLL OFF FOR CONTAMINATED SOIL. ON 3/18/2024, OPERATIONS CUT AND BLINDED NORTH LINE PROVER INLET LEG. THE FAILED SECTION HAS BEEN CUT OUT AND SENT TO 3RD PARTY LABORATORY FOR ANALYSIS. A SUPPLEMENTAL REPORT WILL BE SUBMITTED ONCE THE INVESTIGATION IS COMPLETE. SUPPLEMENTAL & FINAL: THE METALLURGICAL ANALYSIS DETERMINED THAT THE FAILURE WAS DUE TO AN EXTERNAL CORROSION PINHOLE. THE CAUSE OF THE EXTERNAL CORROSION WAS MICROBIAL (MIC). THE FAILED PIPING WAS COATED WITH A TAPECOAT COATING THAT WAS DISBONDED WITH LIQUID UNDER THE COATING. THE PROVER INLET LEG WAS REPLACED WITH FBE COATED PIPE TO PREVENT REOCCURRENCE."
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.