MOBIL PIPE LINE COMPANY

Incident Narrative

EMERGENCY RESPONSE AND ENVIRONMENTAL REMEDIATION COSTS ARE COMBINED IN SECTION D (8D & 8E). 8-15-13- SUPPLEMENTAL REPORT - COST UPDATE ESTIMATED PROPERTY DAMAGE REPORTED IN PART D DOES NOT INCLUDE PAYMENTS MADE PURSUANT TO OPERATOR'S VOLUNTARY PROPERTY PROTECTION PROGRAM. HOMES PURCHASED PURSUANT TO THE PROGRAM WILL BE REMARKETED. 10-3-13 SUPPLEMENTAL REPORT - CHANGED G-5 MATERIAL FAILURE DETERMINED BY METALLURGICAL ANALYSIS TO YES 8-29-14 UPDATED 8D, 8E, 8F WITH CURRENT COSTS. UPDATED SIGNATURE TO JIM ROSE, CURRENT EMPCO SHE MANAGER 4/22/15 SUPPLEMENTAL REPORT - UPDATED COST INFORMATION AND REVISED SPILL VOLUME ESTIMATE. WITH REGARD TO THE ""ESTIMATED AMOUNT RELEASED IN OR REACHING WATER (PART D QUESTION 5.B.)"" ESTIMATE, THE RELEASE WAS FROM AN UNDERGROUND PIPELINE PREDOMINANTLY TO SOIL, BUT SOME OIL DID IMPACT SURFACE WATER SOME DISTANCE AWAY FROM THE RELEASE SITE, AIDED BY SUBSEQUENT RAIN EVENTS. 12/12/2018 PART E.9 UPDATED, NO CONTROL ROOM OR CONTROLLER ISSUES IDENTIFIED; PART A-14B, THE PIPELINE WAS SOLD ON FEBRUARY 1, 2017 AND NOT STARTED UP UNDER EXXONMOBIL OWNERSHIP; ASSET SOLD ON 2/1/2017, CONSIDER THIS REPORT FINAL; PART G.5. UPDATED TO INDICATE NO INVESTIGATIONS ARE PENDING.