5:15 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Thursday, Jan. 23 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates continued low levels of subsurface activity near sinkhole/Oxy 3.

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)
– Re-working wellhead on DPVE 22 (east of Gumbo Street/Sauce Piquante intersection) for conversion to passive venting
– Connecting choke and meter on ORW 56 (west of Bayou Corne, south of Sportsman’s Landing)
– Drilling ORW 55 (west of Bayou Corne, south of Sportsman’s Landing)

Containment Berm/Roads/Sinkhole
– Continuing to haul and place sand for construction of new southern berm route
– Continuing to haul and place sand for construction of access road for Oxy 9 well pad to ORW-57 (southeast of containment berm, east of Bayou Corne)
– Installing inclinometer south of sinkhole
– Collecting surface water samples around sinkhole