KOCH PIPELINE COMPANY, L.P.

Incident Narrative

ON DECEMBER 18, 2014, KOCH PIPELINE COMPANY, L.P. (""KPL"") WAS PERFORMING A ROUTINE INSPECTION AT THE ITASCA PUMP STATION. KPL OPERATING PERSONNEL FIRST PERFORMED THE WALK THROUGH AT 8:30 AM WITH NO INCIDENTS OR OBSERVATIONS. LATER THAT MORNING AT 10:58 AM, CRUDE OIL WAS DISCOVERED ON THE SURFACE OF THE GROUND NEAR THE STATION'S SUCTION AND DISCHARGE VALVES. THE OPERATOR NOTIFIED THE PIPELINE CONTROL CENTER AND THE PIPELINE WAS SHUTDOWN AT 11:12 AM. KPL ALSO NOTIFIED THE MINNESOTA DUTY OFFICER AT 11:12AM. ONCE IT WAS DETERMINED THAT THE INCIDENT WAS ANTICIPATED TO EXCEED THE $50,000 MARK, THE NRC WAS NOTIFIED AT 6:24PM. MAINTENANCE PERSONNEL FROM THE CLEARBROOK TERMINAL WAS DISPATCHED TO THE SCENE ALONG WITH LOCAL CONTRACT RESOURCES. THE SITE WAS EXCAVATED AND THE SOURCE OF THE RELEASE WAS DETERMINED TO BE A PINHOLE LEAK IN THE PIPE OF THE STATION LINE 3 SUCTION LINE. KPL IS CURRENTLY ESTIMATING THAT APPROXIMATELY 20 BARRELS OF CRUDE OIL WAS RELEASED. PRIOR TO THE REPAIR OF THE PIPING BEING UNDERTAKEN, THE ITASCA STATION WAS ISOLATED FROM THE MAINLINE SYSTEM BY INSTALLING BLIND FLANGES, AND ENABLING THE MAINLINE SYSTEM TO RESUME OPERATION ABSENT THE ITASCA STATION. THEN THE DAMAGED PORTION OF PIPE WAS CUT OUT, A PERMANENT REPLACEMENT SECTION OF PIPE WAS INSTALLED, THE STATION WAS RECONNECTED TO THE MAINLINE SYSTEM AND RESTARTED. THE TOTAL AMOUNT OF SOIL REMEDIATED WAS APPROXIMATELY 320 CUBIC YARDS.