LAMBDA ENERGY GATHERING LLC

Incident Narrative

RELEASE IDENTIFIED BY LAMBDA PERSONNEL DURING ROUTINE INSPECTION. SURFACE RELEASE OCCURRED ON LAMBDA PROPERTY ONLY. PIPELINE SHUT DOWN, EMERGENCY CREWS ACTIVATED TO BEGIN REMEDIAL EFFORTS. HYDROVAC EXCAVATION UTILIZED TO EXPOSE BURIED PIPING. RELEASE IDENTIFIED ON NON-FUNCTIONING DEAD LEG AT THE SIX O'CLOCK POSITION. APPLIED PLIDCO BOLT-ON CLAMP TO AFFECTED AREA AND ISOLATED SEGMENT FROM MAINLINE OPERATION. SITE HAS BEEN EXCAVATED FOR BOTH REMOVAL OF AFFECTED SOIL AND REMOVAL OF LEAK SEGMENT. LEAK SEGMENT WAS A ""DEADLEG"" CREATED FROM SYSTEM CHANGES PRIOR TO LAMBDA OWNERSHIP. UNDERGROUND SEGMENT HAS BEEN REMOVED WITH POSITIVE ISOLATION OF REMAINING PIPE. INTERNAL SAMPLES WERE TAKEN FROM THE LEAK SEGMENT AREA IN AN EFFORT TO DETERMINE CAUSE (E.G., BACTERIAL, ETC.). NUMEROUS MONITORING WELLS ARE INSTALLED WITH ON-GOING ASSESSMENT ALONG WITH PRODUCT RECOVERY WELLS WITH ELECTRIC DOWNHOLE PUMPS THAT PUMP TO A 500 BARREL FRAC TANK AND IS TRUCKED AWAY DAILY SINCE THE LEAK OCCURRED. SUPPLEMENT REPORT UPDATE (11/03/21): AS OF THIS DATE, THE PIPE SEGMENT WHICH EXPERIENCED THE LEAK HAS BEEN REMOVED TO ELIMINATE THE ""DEADLEG"" CONDITION PREVIOUSLY DISCOVERED. ADDITIONAL SOIL WAS REMOVED ON 11/02/21 WITH CLEAN FILL DIRT HAULED IN. THE SITE WAS COMPLETELY BACK-FILLED ON 11/02/21. LAMBDA ENERGY GATHERING LLC, CONTINUES TO MONITOR GROUND WATER AND WILL INSTALL AN AIR SPARGER SYSTEM PRIOR TO WINTER FREEZE TEMPERATURES WHICH WILL STOP ALL WATER RECOVERY EFFORTS UNTIL SPRING THAW. SUPPLEMENTAL REPORT UPDATE: (12/01/21): - AFFECTED AREA HAS BEEN BACK FILLED WITH CLEAN DIRT - OTWELL-MAWBY (ENVIRONMENTAL CLEANUP COMPANY) ESTABLISHING PERIMETER LOCATIONS FOR AIR-SPARGER SYSTEM INSTALLATION TO PREVENT PLUME MIGRATION DURING WINTER SEASON WHEN WATER RECOVERY OPERATIONS NOT FEASIBLE. - SOIL REMOVED AND TRANSPORTED TO LICENSED LANDFILL - 608.24 TONS - REMEDIATION COST TOTALS AS OF 11/12/21 - $104,978.61 DOT-PHMSA REQUESTED RESUBMITTAL OF ""ACCIDENT REPORT"" ON 10/31/22 DUE TO INCORRECT GPS COORDINATES. INSTRUCTED TO MAKE CORRECTIONS TO GPS COORDINATES AND RESUBMIT AS A SUPPLEMENTAL FINAL REPORT. FOLLOWED PROCEDURES AS INSTRUCTED.