5:35 p.m. Activity Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Monday, July 29 work –
Sinkhole Activity Code 1 – lowest level, indicating little seismic activity detected near sinkhole/Oxy 3
– Sub-slab pressure monitoring at 107 and 135 Crawfish Stew
– Began cutting concrete slab at 1467 Sauce Piquante for vent system excavation
– Stem wall coring and sub-slab probe installation at 116 and 135 Crawfish Stew
– Performing under-slab vapor monitoring at 108 Crawfish Stew
ORW/CPT Wells
– Well work on ORW 2 (north side of La. 70, west of Texas Brine facility) and ORW 13 (near Oxy 9 well pad)
– Completing CPT-60 (near ORW 29, north side of La. 70, west of Texas Brine facility entrance)
– Completing CPT-106W (swamp location south of community, east of Bayou Corne)
– Mobilizing barge to CPT 108W (southwest of community, west of Bayou Corne)
Containment Berm/Roads/Sinkhole
– Placing clay on south berm
– Placing limestone on southern portion of west berm
– Compacting and aerating south berm in preparation for density testing