3:40 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Friday, Nov. 8 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 and air monitoring


– Monitoring pump drawdown tests of OGRW 1 (Oxy 2 well pad)

– Re-starting pump test of ORW 40 (north of containment berm)

– De-watering ORW 10 (west of containment berm) to enhance gas flow

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

Containment/ Roads/ Sinkhole

– Depth/interface logging Oxy 3A (from Oxy 9 well pad)

– Surveying containment berm settlement plates

– Sampling aquifer monitoring wells

– Deploying additional boom south of the sinkhole

– Ceasing moving water from surrounding swamp to sinkhole

– Surveying south containment berm