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Bioremediation In the Field <br /> l�t � <br /> Update on the Bioremediation Field Initiative <br /> (Continued from page I) <br /> At the Libby wood treating site, additional aquifer and soil sampling will bvine conducted in November.. Samples <br /> will be collected from an uncontamina ed trientsaand electron aor,and <br /> -ninatccceptor. ind area laddit onrtontwo ixts and edcfilm reactotron trs, two <br /> a contaminated area not receiving nu <br /> suspended growth reactors are also being operated in series. <br /> At the Park City site, the permits are in place and funding for further remedial activity has been approved by the <br /> responsible party. The <br /> demonstration is yardsofmat this <br /> and a characterization <br /> otalCvolume of 150,000 cubic ata have vyards 130,000 <br /> gaining <br /> of refined product in 50,000 cubic <br /> I <br /> contaminated ground water.The projected Costs for treatment are$S to$15 per cubic yard. <br /> o <br /> the <br /> eous <br /> } <br /> lihase <br /> quid <br /> the AUied Signal siarethe as for thedrou grhase ound-water plumes.pumes Sject is ite Cha acterization of he source rce areas ruin progress. <br /> I liquid CN APL} source g <br /> � <br /> soil temperatures this summer o <br /> The bioventing project at Fielson Air Force Base in Alaska has shown average <br /> 17'C in plots heated with warm water and enhanced solar warming using clear plastic mu,reslching. Temperatures <br /> in the unheated plot and the uncontam amo b k}kgr 4otsddl ng this summertion were 13'C aoperation nd Chant dury�ing theAs winter <br /> there was less temperature differentia g P <br /> Soperations. <br /> At HiU Air Force Base in Utah, air injection f35 cubes feetwere <br /> erlm maLninute.Theed aintfust in <br /> situ ic respirat on test as cer minute in onducted <br /> September,followed by the current rate o P <br /> in September and new soil-gas monitoring probes were installed at shaUow depths_ <br /> The field demonstration at the Brookhaven wood preserving site was initiated in dune. The white rot fungal <br /> insta <br /> Species Phanaerochaefe sordida was added to a 100 foot by 70 foot soil fu°gal°pawn mixwere t Sampling wrU <br /> wth contaminated soil only and the other with contaminated <br /> if PCP and PAHs. I <br /> continue until November to monitor the d isappe <br /> Further background information on these sites can be found in previous issues of the bulletin. <br /> Center for Environmental Research BULK IG TE FEES PAID <br /> United States POST <br /> Environmental Protection Information <br /> Cincinnati,OH 45268 EPA PERMIT NO.G-35 <br /> Agency <br /> EPA/540/N-92/004 <br /> Official Business <br /> Penafty for Private Use <br /> S300 000159216 <br /> DEBORAt� A. 'BOLTON <br /> CHEYRON CHEMICAL COMPANY <br /> 940 HENn EY STREET <br /> R1Clin D CA 94804 <br /> t <br />