COLONIAL PIPELINE CO

Incident Narrative

AT 08:00 CST ON 8/10/2011 A CONTRACT INSPECTOR, WORKING ON AN UNRELATED PROJECT ARRIVED AT THE PAULDING STATION FACILITY, SHORTLY AFTER ARRIVAL THE INSPECTOR DETECTED A PETROLEUM ORDER AND BEGAN TO INVESTIGATE. INVESTIGATION OF THE AREA IDENTIFIED A TREE JUST OUTSIDE OF THE FACILITY FENCE LINE WITH SOME DEAD LEAVES AND AN AREA OF DEAD GRASS LOCATED BETWEEN THE FACILITY GRAVELED STATION YARD AND THE FACILITY FENCE LINE. THE SUSPECTED LEAK INDICATORS GENERATED A NOTIFICATION BY THE CONTRACT INSPECTOR TO COLONIAL PROJECT PERSONNEL TO INFORM THEM OF THE SITUATION. COLONIAL PROJECT PERSONNEL ARRIVED ON SITE AT APPROXIMATELY 09:30 CST. FREE PRODUCT (GASOLINE) WAS DISCOVERED IN TWO ACCESS WELLS BY THE FACILITY TRANSFER PUMP AND INVESTIGATIVE POTHOLE EXCAVATIONS IN THE GENERAL AREA REVEALED ADDITIONAL FREE PRODUCT (GASOLINE) IN THE FACILITY YARD AND JUST OUTSIDE OF THE FACILITY FENCE LINE. UPON DISCOVERY OF THE PRODUCT, INTERNAL NOTIFICATIONS WERE MADE TO THE CONTROL CENTER AND APPROPRIATE COLONIAL PERSONNEL; THE FACILITY WAS SHUTDOWN AND ISOLATED AT 11:10 CST. CONTRACTOR RESPONSE PERSONAL AND EQUIPMENT ARRIVED ON SITE AT APPROXIMATELY 11:30 CST TO ASSIST WITH ADDITIONAL INVESTIGATIVE EXCAVATIONS AND FREE PRODUCT CLEANUP. INVESTIGATIVE EXCAVATIONS CONTINUED UNTIL THE LEAK SOURCE WAS IDENTIFIED AT APPROXIMATELY 10:15 CST ON 8-11-2011. THE DEFECTIVE SECTION OF DRAIN PIPING WAS REMOVED AND FLANGES INSTALLED AS A PERMANENT REPAIR. BY APPROXIMATELY 12:00 CST ON 8-11-2011 ALL FREE PRODUCT HAS BEEN CLEANED UP, WITH CONTAMINATED SOIL EXCAVATIONS STILL IN PROGRESS. NO STATE OR LOCAL NOTIFICATION REQUIREMENTS WERE MET, BUT A COURTESY REPORT WAS MADE TO THE MDEQ AT 14:37 CST ON 8-18- 2011. ON SEPTEMBER 12, 2011 IT WAS DETERMINED THAT THE ESTIMATED COST WOULD EXCEED $50,000 AND THE NRC NOTIFICATION WAS MADE.