10:00 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Monday, Jan. 6 work-

Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates significant decrease in levels of subsurface activity near sinkhole/Oxy 3 over past few days.

Air Monitoring/Sub-slab Sampling and Ventilation

– Conducting ventilation system inspections

ORW/CPT Wells

– De-pressurizing ORW 54 (north of La 70, west of Texas Brine facility) to change out wellhead

– Monitoring bubble site 56 (Bayou Corne, north of La 70)

Containment Berm/Roads/Sinkhole

– Conducting maintenance on Maurice Road and vicinity

– Mobilizing equipment for clearing of south containment berm re-route

– Surveying containment berm settlement plates

– Re-installing survey rods on south containment berm following south berm repair

– Installing survey rods on north containment berm

– Surveying rods on north and south containment berms