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

Bayou Corne/Grand Bayou Response Activity

Tuesday, July 22 work-

Sinkhole Activity Code 2 – indicating work is not allowed on sinkhole and within containment berms. Seismic monitoring indicates increase in levels of subsurface activity near sinkhole/Oxy 3.

  

Air Monitoring/Sub-slab Sampling and Ventilation

- Conducting ventilation system inspections

 

ORW/CPT Wells

- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)

 

Containment/ Roads/ Sinkhole/Survey

- Conducting daily berm inspections

- Conducting water sampling at sinkhole inflows

- Measuring and recording aquifer monitoring well levels

- Installing permanent wellheads for passive vent wells near bubble site 26 (pond next to Oxy 2 well pad)

- Beginning installation of passive vent well at bubble site 9 (canal southwest of Bayou Corne)

- Continuing sinkhole survey

1:00 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Thursday, July 17 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Installing sampling pump for ORWs 39 and 40 (north of containment berm) – testing produced water for salinity, conductivity, dissolved solids
- Completing piping connections to divert gas flow from flare 4 to flare 3, shutting in flare 4
- Conducting maintenance on newly installed air monitor station

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Examining bubble sites to determine candidate for initial installation of gas cap equipment
- Conducting water sampling of aquifer monitoring wells, sinkhole and surface water
- Conducting sinkhole depth/profile survey

3:00 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Tuesday, July 15 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Opening ORWs back up to flare – 18 (west of containment berm), 24 (north of La 70, east of Gumbo St.), 28 (north of La 70, east of Gumbo St.), 39 (north of containment berm)
- Flushing/cleaning passive vent well at Bubble Site 23 (near original Oxy 3 well pad)
- Preparing to de-pressurize PMWs
- Cutting grass near ORWs north of La 70 and west of Bayou Corne

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Examining bubble sites to determine candidate for initial installation of gas cap equipment
- Conducting sampling of aquifer monitoring wells
- Conducting water sampling of sinkhole inflows

2:30 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Monday, July 14 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Installing passive vent well near bubble site 26 (pond near Oxy 2 well pad) and reinforcing associated monitoring structure
- Preparing to de-pressurize PMWs
- Cutting grass near ORWs north of La 70 and west of Bayou Corne

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Examining bubble sites to determine candidate for initial installation of gas cap equipment
- Conducting sampling of aquifer monitoring wells

12:10 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Friday, July 10 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections
- Relocating antenna for in-home monitoring equipment from Hwy 70 to Jambalaya

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Installing passive vent well near bubble site 26 (pond near Oxy 2 well pad)

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Logging Oxy 3 (working from Oxy 9 well pad)
- Removing silt fence

11:45 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Wednesday, July 9 work-
Sinkhole Activity Code 2 – indicating work is not allowed on sinkhole and within containment berms. Seismic monitoring has detected increased levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Performing test on PMWs 4 and 7
- Modifying passive vent well near bubble site 26 (pond near Oxy 2 well pad)
- Making electrical connections on ORW 4 (northwest of containment berm)
- Assembling caps for bubble sites

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Removing silt fence

2:20 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Tuesday, July 8 work-
Sinkhole Activity Code 1 – indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3.

Air Monitoring/Sub-slab Sampling and Ventilation
- Conducting ventilation system inspections

ORW/CPT Wells
- Continuing pumping on ORWs 4 (northwest of containment berm), 14 (Oxy 9 well pad), 15 (north of La 70, east of Gumbo Street), 48 (north of containment berm), 54 (west of Bayou Corne, south of La 70), 57 (southeast of Oxy 9 well pad)
- Performing test on PMW 8
- Installing passive vent well near bubble site 26 (pond near Oxy 2 well pad)
- Connecting ORW 54 (north of 70, west of Texas Brine facility) to water piping for discharge to sinkhole

Containment/ Roads/ Sinkhole/Survey
- Conducting daily berm inspections
- Conducting water sampling of industrial water wells and sinkhole inflows
- Installing transducers on aquifer monitoring wells