2:40 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Friday, April 4 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 de-watering test on ORWs 4 (northwest of containment berm) and 14 (Oxy 9 well pad), 48 (north of containment berm) and OGRW 1 (Oxy Geismar 2 well pad)

– Continuing pump test on ORWs 15 (north of La 70, east of Gumbo St.) and 39 (north of containment berm)

– Troubleshooting pumps on ORWs 54 (west of Bayou Corne, south of La 70) and ORW 57 (east of Sportsman’s Drive, south of La 70)

– Removing tanks and pressure reduction operation equipment from Oxy 3A (Oxy 9 well pad)

Containment/ Roads/ Sinkhole/Survey

– Hauling clay for south containment berm re-route to bring up to grade

– Running compaction tests on south containment berm re-route