11:55 a.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Wednesday, Oct. 16 work-

Sinkhole Activity Code 1 –lowest level, indicating little seismic activity detected near sinkhole/Oxy 3

Sub-slab Sampling and Ventilation

– Conducting ventilation system inspections

 ORW/CPT Wells

– Monitoring pump drawdown tests of OGRW 1 (Oxy 2 well pad)

– Re-starting pump test on ORW 40 (north of containment berm)

– Installing flare lines and beginning flaring on ORWs 7 and 26 (west of containment berm)

– Installing power poles for Geophone 1 (Oxy 2 pad) and 60’ geophone well on Chevron property (east of Oxy 2, west of Grand Bayou), laying out fiber optic lines

– Installing MIHPT 96 (south of containment berm)

– Installing CPT 98 (west of Bayou Corne, south of La 70)

Containment Berm/Roads/Sinkhole

– Stockpiling clay and limestone on site for potential containment berm needs

– Surveying DPVE 47 settlement plates, geophone well locations and CPT 98 site