12:20 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Monday, Sep. 16 work-

Sinkhole Activity Code 1 – lowest level – no detection of significant elevation of seismic activity in area of sinkhole/Oxy 3 cavern


Sub-slab Sampling and Ventilation

– Building enclosures for ventilation systems

– Conducting ambient and in-stack monitoring of ventilation systems of all installed systems

– Wiring ventilation system at 116 Crawfish Stew


– Completing shallow aquifer monitoring well MRAA 5S (south of containment berm)

– Connecting piping on ORW 9 (west of containment berm) for drawdown test

– Installing CPT 75(north of La. 70, east of Texas Brine facility)

– Identifying areas for proposed DPVE wells in Bayou Corne community

Containment Berm/Roads/Sinkhole

– Completing construction of new northwest access road and pad

– Beginning excavation for overflow structure on western containment berm