2:25 p.m. Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Friday, Sep. 20 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

– Ending testing for the 24-hour pressure test at 174 Crawfish Stew and removing monitors

– Installing monitors at 1438 and 1465 Sauce Piquante to begin 24-hour pressure test

– Replacing blowers at 1433 Sauce Piquante and 116 Crawfish Stew

– Conducting vacuum testing of installed ventilation systems 



– Monitoring pump drawdown tests of OGRW 1 (Oxy 2 well pad) and ORW 9 (west of containment berm)

– Redeveloping and pumping out ORW 5 (off southwest corner of containment berm)

– Installing new wellheads, fitting and piping on ORWs 39 and 40 (north of containment berm) for drawdown test

– Installing CPT 78 (south of 70, near west bank of Grand Bayou)

– Installing MIHPT 79 (east of Oxy 2 well pad)

– Conducting depth log on Oxy 3A

– Drilling DPVE 22 well bore (east of community, north of La. 70) and installing 1” pressure monitoring geoprobes


Containment Berm/Roads/Sinkhole

– Continuing placement of concrete mats for overflow structure on western containment berm

– Conducting silt fence repairs and new fence installation