HARVEST PIPELINE COMPANY

Incident Narrative

THERE WERE TWO REPORTED ACCIDENTS THAT OCCURRED ON THE PEARSALL PIPELINE DOWNSTREAM OF DILLEY STATION. THIS REPORT BEING FILED IS ASSOCIATED WITH THE ACCIDENT THAT OCCURRED AT WILSON RANCH. ON APRIL 12TH AT APPROXIMATELY 10:51 AERIAL PATROL IDENTIFIED SIGNS OF A LEAK ON THE PEARSALL PIPELINE DOWNSTREAM OF DILLEY STATION NEAR BURNS RANCH. THE OPERATOR CONFIRMED THERE WAS A LEAK AT APPROXIMATELY 14:05. THE LINE WAS SHUT-IN PREVIOUSLY ON APRIL 11TH @ APPROXIMATELY 11:36 DUE TO A LEAK IDENTIFIED NEAR WILSON RANCH (PHMSA REPORT NUMBER 20180134) WHICH WAS FILED UNDER SEPARATE 30 DAY ACCIDENT REPORT MAY 10TH. PREVENTATIVE MEASURES TO KEEP FROM REOCCURRING THE IN-LINE INSPECTION (ILI) SCHEDULED FOR 2021 WAS ACCELERATED TO 2018 AS A RESULT OF A LEAK THAT OCCURRED ON NOVEMBER 14, 2017. DURING PROGRESSIVE CLEANING OPERATIONS IN PREPARATION FOR THE ILI RUN TWO REPORTABLE LEAKS WERE IDENTIFIED. THE LINE WAS SHUT DOWN AND TEMPORARY REPAIR CLAMPS WERE INSTALLED ON THE LEAK LOCATIONS. CONTAMINATED SOILS WERE REMOVED AND PROGRESSIVE CLEANING OPERATIONS CONTINUED. THE ILI WAS COMPLETED APRIL 19, 2018. BASED ON THE 2018 ILI DATA, APPROXIMATELY 8.5 MILES OF PIPE WAS REPLACED. THE LINE WAS PLACED BACK INTO SERVICE ON AUGUST 20, 2018. ADDITIONAL REQUESTED INFORMATION 48 HR NRC NOTIFICATION WAS MADE 4/13/18: # 1209244. 3F & 3G: THIS PIPELINE WAS ACQUIRED FROM ANOTHER OPERATOR. THE PIPE MANUFACTURER AND YEAR OF MANUFACTURE IS NOT KNOWN.