11:20 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Thursday, Nov. 7 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


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

– Re-starting pump tests of ORWs 39 and 40 (north of containment berm)

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

– Preparing to install electric lines from OGRW 1 to flare stack

– Completing shallow aquifer monitoring well MRAA 02S (west of containment berm)

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

– Placing clay to expand well pad for aquifer monitoring well MRAA 5 (south of containment berm)

Containment/ Roads/ Sinkhole

– Surveying containment berm settlement plates

– Sampling aquifer monitoring wells

– Deploying additional boom south of the sinkhole

– Moving water from surrounding swamp to sinkhole