ROSE ROCK MIDSTREAM L.P.

Incident Narrative

UPDATED REPORT TO ANTICAPATED REMEDIATION WAS ""YES"" AND SOIL WAS IMPACTED. ON 13:02, AERIAL PATROL CONTACTED THE MAINTENANCE SUPERVISOR OF A POSSIBLE LEAK ON THE ARLINGTON JCT TO CUNNINGHAM 12"" PIPELINE. THE MAINTENANCE SUPERVISOR IMMEDIATELY CONTACTED THE CONTROL CENTER TO SHUTDOWN THE HUDSON STATION. THE SHUTDOWN OCCURRED AT 13:05. THE MAINTENANCE SUPERVISOR ARRIVED ON SITE AT 13:17 AND CLOSED THE PENSOLA BLOCK VALVE LOCATED AT MP 10 TO ISOLATE THE LEAK. THE RELEASE OF OIL WAS CONTAINED ON THE PIPELINE RIGHT OF WAY. OPERATIONS CONTACTED THE VAC TRUCK AND EXCAVATOR TO BEGIN CLEAN UP AND EXPOSED THE PIPELINE AT 14:30 HOURS. THE PIPELINE WAS REPAIRED USING A WELD SLEEVE, BUT REMAINS SHUT DOWN. A GEO TOOL WAS SENT ON 4/19 AND FOLLOWED BY AN MFL TOOL ON 4/21. BOTH TOOL RUNS WERE SUCCESSFUL AND DATA IS CURRENTLY BEING COLLECTED AND ANALYZED BY THE VENDOR. WE HAVE REQUESTED AN EXPEDITED TOOL RUN REPORT FROM THE VENDOR. THE PIPELINE WAS PURGED WITH NITROGEN ON 4/26 AND WILL REMAIN SHUTDOWN UNTIL AN ASSESSMENT ON THE CONDITION OF THE PIPELINE IS CONDUCTED.. UPDATE 8/3/2016 - THE GEO TOOL WAS RAN ON 4/22/16. THERE WERE 28 IDENTIFIED SITES ON THE PRELIMINARY REPORT WHICH REQUIRED DIGS FOR REPAIR. EACH ANOMALY WAS CUT OUT AND NEW PIPE WAS INSTALLED ON EACH OF THESE DIGS. THERE WERE 19 DIGS WHICH REPAIRED THE 28 IDENTIFIED SITES. THE PIPELINE WILL REMAIN OUT OF SERVICE UNTIL THE FINAL REPORT HAS BEEN RECEIVED AND ADDITIONAL OPERATIONS MEASURES ARE TAKEN TO ADDRESS BACTERIA DISCOVERED IN THE METALLURGICAL ANALYSIS FROM THE DNV LAB ON A PREVIOUS CUTOUT ON THIS SAME PIPELINE. A FINAL REPORT IS DUE ON AUGUST 19TH.