4:30 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Thursday, March 27 work-
Sinkhole Activity Code 1 ā€“ indicating work is allowed on sinkhole and within containment berms. Seismic monitoring indicates low levels of subsurface activity near sinkhole/Oxy 3 following Wednesday sloughing event.

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

– Moving water tank off ORW 21 (north of Sauce Piquante, west of Crawfish Stew)
– 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 1 and 32 (north of La 70, east of Gumbo St.)
– Working over ORW 39 (north of containment berm)
– Depressurizing Oxy Geismar 3A (working from Oxy 9 well pad)