12:45 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Monday, March 10 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

– Continuing ORW 21 pump test (north of Sauce Piquante, west of Crawfish Stew) and surveying settlement rods at site
– Conducting de-watering test on ORWs 4 (northwest of containment berm0, 14 (Oxy 9 well pad), and 30 (north of containment berm, south of La 70)
– Doing workover on ORW 26 (northwest of containment berm, south of La 70)
– Setting up for pump test on ORW 23 (east of Gumbo St/Sauce Piquante intersection)

Containment Berm/Roads/Sinkhole
– Conducting survey of north containment berm and original south containment berm
– Grading and compacting new south containment berm
– Stockpiling clay for south containment berm