4:00 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity
Tuesday, July 29 work-
Sinkhole Activity Code 2 – indicating work is not allowed on sinkhole and within containment berms. Seismic monitoring indicates 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)
– Managing water produced from passive vent wells in bayou
– Monitoring flow rate and water production from passive vent wells

Containment/ Roads/ Sinkhole/Survey
– Conducting daily berm inspections
– Sampling sinkhole in-flow water
– Installing passive vent well near bubble site 47 (north west of containment berm)

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11:10 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Monday, July 28 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)

– Managing water produced from passive vent wells in bayou

– Re-setting screen for passive vent well at bubble site 5 (near Bayou Corne/Grand Bayou intersection)

– Monitoring flow rate and water production from passive vent wells

Containment/ Roads/ Sinkhole/Survey

– Conducting daily berm inspections

– Replacing data cards on seismic monitoring equipment

– Installing passive vent well near bubble site 47 (north west of containment berm)

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