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

Bayou Corne/Grand Bayou Response Activity

Thursday, Oct. 3 work-

Sinkhole Activity Code 2 – elevated – increase in number of Very Long Profile seismic activity, generally associated with movement of gas/fluid below sinkhole, in area of sinkhole/Oxy 3 cavern – requires halting all work directly on sinkhole


Sub-slab Sampling and Ventilation

– Conducting ventilation system inspections

– Troubleshooting overheating fans



– Monitoring pump drawdown tests of OGRW 1 (Oxy 2 well pad), ORW 9 (west of containment berm), ORWs 39 and 40 (north of containment berm) – making adjustments to ORW 39

– Removing water from ORW 1 (north of La. 70, west of Texas Brine facility) and 16 (west of containment berm)

– Installing MIHPTs 31 and 58 (north of containment berm)

– Connecting new pump and continuing test of DPVE 47 (access road west of containment berm)


Containment Berm/Roads/Sinkhole

– Placing limestone on southern containment berm

– Checking water levels around sinkhole