Laserfiche WebLink
l <br /> 16 August 2001 <br /> AGE-NC Project No g7_ f = <br /> 1 o1z <br /> Page 15 of 20 <br /> S 14 Cost <br /> Ground water <br /> '.extraction <br /> 'treatment <br /> hydracai-bons In the meat casts are highly _ <br /> ground water well expound water and the site geolo y dependant uoon <br /> tractions gical characteristics the type of dissolved <br /> and total depth of w ysteim tYPicallyrarige from Costs for installation of a' <br /> disposal i e ells Cance ground $8,000 to$10,000 <br /> on-site discharge tivater Is extracted based upon then <br /> waste water treatment faeilitge into municipal sewer/sto the co <br /> umber <br /> then y) <br /> If <br /> daschar izri drain system or trans water will require <br /> don-site treatment �i e activatedgcarbon-anga municipal rxn drain°rtariOn to off-site <br /> discharging pal sewer/sto <br /> d/or air strippin system Is is selected, <br /> Ing) will be necessary Prior to <br /> Based on ch,,ebC,O,nceIItrat <br /> ions ofTPactivated ~dal encountered at the site, the cost for on-s <br /> discharging fid/°r air stripping teclmolo !es <br /> ging into a municipal sta g may be be ite treatment utllizing <br /> and/ora.irsti rm dratnlsewer s Veen$0 03 and$0 05 <br /> ppirig ground water tr ysterns Insfallafaon of Per gallon when <br /> Quarterly monitonn, eatrnentsystem an on-site <br /> preparation � and samplln typicallytivauld cost between motivated carbon <br /> could cast Ing <br /> g could cost behveen $20,000 to <br /> aMraximately250, co $4,000 fo $6,000 $5,000 to $15,000 $40,000 <br /> and $83,500 gallons,the costs for utilizin wally Based annually, report <br /> g onsite trea upon the treatment of <br /> tment should rang;between$44,500 J <br /> S 2 IN SITU BZOREMEDTATZONBIOE - <br /> Bioremediation involves t __ N�3` CEA ENT <br /> nutrients toe he Introduction cit'h <br /> enhance naturall hydrocarbon <br /> degrade hydrocarbons and sy_occumngbacteria, throe grading microbes or supple...., <br /> pread laterall we11s into the ground water al <br /> Y(and vertically)by migration and r The microbes <br /> Hydrocarbon-degradin The <br /> Organic chemicals into biorn Microbes are able to <br /> ass for reproduction <br /> hydlrocar'bans <br /> are degraded fist, followed b roductjon and and assimilate the resulting <br /> y heavier com growth 'Typically, the 'Pounds ght-end hydrocarbons ' <br /> .321 Nutrient Requirements And Toxi <br /> city r <br /> The microbes re � .. <br /> quire certain essential <br /> supplemental nutrients nutrients that ' <br /> ligdild phase the are required, such as intro are usually available in <br /> quantity Is usually very low gen and Phosphorus as °end Fater. if <br /> RWQCB for the Infection ofnutnent nto However an'imonium phos <br /> reluctant to Issue ,a Waste Discharge pe phosphate In <br /> Waste Dlschar ground water, rmit Is required b <br /> ge Permits for nutrient addfiut onrmore, the R Y the <br /> QCB has been very <br /> A""Ced Geo�nv�ron►nental>Inc <br />