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

Bayou Corne/Grand Bayou Response Activity

Tuesday, March 11 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

– Installing in-home detector at 138 Sportsman’s Drive

ORW/CPT Wells

– 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)

– Conducting sampling of aquifer wells

Containment Berm/Roads/Sinkhole

– Re-installing light pole at entrance to Texas Brine facility

– Stockpiling clay for south containment berm