DCOR, LLC

Incident Narrative

DATE 1/2/22 OES REPORT #22-0017 NRC REPORT #1325728 ON 12/22/2021, THE OEC WAS NOTIFIED OF A POTENTIAL RELEASE OF CRUDE OIL EMANATING FROM PIPELINE #0919. THE TRANSFER PIPELINE EXTENDS FROM PLATFORM EVA TO THE FORT APACHE ONSHORE SEPARATION FACILITY. AS A PRECAUTION, THE PIPELINE WAS SHUT IN AND AN OIL SPILL RESPONSE ORGANIZATION (OSRO) NOTIFIED. SINCE THAT TIME, A UNIFIED COMMAND WAS ASSEMBLED CONSISTING OF OSRO, CALIFORNIA DEPARTMENT OF FORESTRY AND FIRE PROTECTION (CAL FIRE), U.S. COAST GUARD (USCG), CALIFORNIA STATE LANDS COMMISSION (SLC), AND THE CALIFORNIA DEPARTMENT OF FISH & WILDLIFE'S (CDFW) OFFICE OF SPILL PREVENTION AND RESPONSE (OSPR). ON 1/2/22 A COORDINATED EFFORT TO LOCATE THE SOURCE OF THE RELEASE WAS PUT INTO OPERATION. THE PLAN INCLUDED PUSHING SEAWATER THROUGH THE LINE TO EVACUATE THE REMAINING OIL IN THE LINE. SAFETY MEASURES WERE PUT IN PLACE PRIOR TO COMMENCEMENT OF THE OPERATION TO INCLUDE AERIAL OBSERVATION AND ON-SITE VESSELS (BOOMS AND SKIMMERS). DURING THE OPERATION, A HELICOPTER CREW OBSERVED A SHEEN ON THE SURFACE OF THE OCEAN AND THE PUMPING WAS STOPPED. THE SHEEN WAS IMMEDIATELY CONTAINED WITHIN A BOOM AND A CLEANUP OPERATION INITIATED. FURTHER ACTIONS TO IDENTIFY THE SOURCE WERE ALSO INITIATED. FIELD EXAMINATION FOUND A PINHOLE LEAK AT THE 6 O'CLOCK POSITION WHICH INDICATED SUSPECTED MICROBIOLOGICAL INDUCED CORROSION. SUBSEQUENT PIPE CLAMP REPAIR AND HYDROTEST OF PIPELINE HAS BEEN COMPLETED. FURTHER PIPELINE DIAGNOSTICS WERE PERFORMED UTILIZING XYZ/GEOMETRY SMART PIG AND UT SMART PIG.