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During this reporting period approximately 63 gals of oil and 850 gals of contaminated water were retrieved. The new updated totals are now as of February 28, 2008: 4,378 gals of oil and 47,674 gals of contaminated water.
ERM is reporting that, at the release location, four grids within the eleven total, may now be clean. They are reporting that Grids A-1, A-2, A-3 and D-1 exhibited concentrations below 5mg/kg over three separate sampling events. EPA OSC will evaluate the data and circumstances and discuss the need for future sampling within these grids with ERM.
No monitoring of soils was conducted this reporting period. Soil gas is monitored monthly at each of the 14 monitoring point locations. The data indicate that oxygen is readily being consumed within the treatment area.
No problems were encountered during this reporting period.
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