11:50 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Tuesday, Nov. 5 work-

Sinkhole Activity Code 3 – indicating no work is allowed directly on sinkhole or on containment berms, due to seismic monitoring indicating ongoing elevated MEQ (micro-earthquake) 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)

– Conducting maintenance on ORW gas collection lines

– Continue drilling and setting casing for deep aquifer monitoring well MRAA 08D (east of Oxy 2 well pad)

– De-watering ORW 10 (west of containment berm)

Containment/ Roads/ Sinkhole

– Surveying containment berm settlement plates

– Sampling aquifer monitoring wells

– Barricading south containment berm in area of cracks

– Collecting samples from discharge tanks