2:05 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Tuesday, Nov. 19 work-

Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and containment berm, seismic monitoring indicates low levels of sub-surface activity near sinkhole/Oxy 3 

Sub-slab Sampling and Ventilation

– Conducting ventilation system inspections

ORW/CPT Wells

– Continue pumping water from ORWs 10 (west of containment berm) and 43 (north of containment berm) to enhance gas flow

– Completing deep aquifer monitoring well MRAA 04D (north of containment berm)

– Continuing installation of ORW 49 (south of La 70)

– Preparing locations along Bayou Corne for CPT installation

– Conducting perimeter air monitoring near ORW locations in Sportsman’s Landing

Containment Berm/Roads/Sinkhole

– Surveying containment berm settlement plates

– Transferring water from swamp to sinkhole

– Sampling water at containment outfalls

– Collecting monthly surface water samples