12 Noon Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Thursday, Jan. 2 work-

Sinkhole Activity Code 3 – indicating no work is allowed directly on sinkhole or within containment berms. Seismic monitoring indicates further increase in levels of subsurface activity near sinkhole/Oxy 3 – state and parish will continue to closely observe seismic activity to advise of any sudden changes.

Air Monitoring/Sub-slab Sampling and Ventilation

– Conducting ventilation system inspections

ORW/CPT Wells

– De-pressurizing ORW 54 (north of La 70, west of Texas Brine facility) to change out wellhead

– Monitoring bubble site 56 (Bayou Corne, north of La 70)

– Downloading transducer and tracking data from ORWs

Containment Berm/Roads/Sinkhole

– Repairing and building up low areas on southern containment berm

– Re-stocking sand and gravel supplies for berm maintenance/repair