4:00 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Tuesday, Sep. 3 work-

Sinkhole Activity Code 3 – highest level – though seismic activity has not been elevated, work within berms/directly on sinkhole is being suspended as a precaution while new safety protocols based on observations from the most recent slough-in are finalized

Sub-slab Sampling and Ventilation

– Continuing ambient and in-stack gas monitoring on sub-slab ventilation systems

– Ending pressure monitoring and removing monitor from 1428A Jambalaya

– Measuring port locations at 1433, 1438, 1467, 1469 Sauce Piquante / 1418 Jambalaya / 116, 107,174 Crawfish Stew/ 121 Sportsman’s Drive

ORW/CPT Wells

– Setting flare for ORWs 3 and 46 (east of Bayou Corne, south of La. 70)

– Installing CPT 15 (south of containment berm)

– Testing dual-phase vacuum extraction system for removal of gas from shallow sands

Containment Berm/Roads/Sinkhole

– Work on/within containment berms suspended pending approval of revised safety protocol