8:55 a.m. (8/20/13) Activity Update from the Office of Conservation

Bayou Corne/Grand Bayou Response Activity

Tuesday, Aug. 20 work-

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

– Ending pressure monitoring at 1469 Sauce Piquante and 1438 Sauce Piquante

– Taking measurements of 174 Crawfish Stew for sub-slab ventilation system

– Retrofitting ventilation system stack to the new lower profile at 135 Crawfish Stew

– Continuing pressure monitoring at 1467 Sauce Piquante, 1469 Sauce Piquante, 121 Sportsman’s Drive and 174 Crawfish Stew

– Installing sub-slab vapor monitoring probe at 174 Crawfish Stew



– Removing water on ORWs 13 (Oxy 10 well pad), 16 (west of containment berm) and 32 (south of La. 70, west of Texas Brine facility)

– Beginning installation of ORW 42 (south of La. 70, west of Texas Brine facility)

– Completing


Containment Berm/Roads/Sinkhole

– Placing clay on the south containment berm

– Placing drainage feature in the southeast corner of the south berm at Oxy 9 well pad

– Installing CPT 72 (South of Sauce Piquante)