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P <br /> FAIR <br /> close to the <br /> ce <br /> easily implemented as the water table 15 rout curtain umay alsobe <br /> (the installation of a slurry wallrequor ground water is therefore a <br /> potential <br /> remedial alternative for this Ex situ bictreatmem of lsite. <br /> potentia <br /> Ch AOLQ20� <br /> or ex <br /> situ <br /> This alternative would involve either in situ mical ax dationmeThas <br /> the hydrocarbons in ground water via ch <br /> _ technology utilizes a chemical oxidant (e.g. hydrogen peroxide) to <br /> e and <br /> oxidize the organic chemicals in grou chemical oxidarbon nt could <br /> water. For in situ treatment, the appropriate <br /> be injected directly into the affected ground water. For ex situ <br /> treatment, the ground water would be extracted and treated in a <br /> reactor vessel. <br /> ion could <br /> Both in situ and ex situ water at the ical s te•oXiAstdiscussed under ely <br /> remediate groundent referred as it would <br /> biotreatment alternative, ex situ ereatm rationpof hydrocarbons in <br /> also provide control over further mig ground water could be <br /> ground water. In addition, extraction of the <br /> ound surface <br /> easily implemented as the water table is close <br /> out cur ain may also be <br /> (the installation of a slurry wall or gr <br /> required). Ex situ chemical oxidation of the ground water is <br /> therefore a potential remedial alternative for this site. <br /> Chemical neutralization <br /> involves treating the ground water to <br /> neutralize the compounds present. Neutralization is only used or <br /> ground water affected bacidic <br /> drlkalin alternative <br /> conditions,is erather <br /> fo tees than <br /> hydrocarbons. This treatment <br /> hydrocarbons and therefore has been eliminated. <br /> 'v i <br /> For the no action alternative, no measures und water a ken t contain <br /> or treat the hydrocarbon-containing J passive response <br /> wouldalloNo <br /> wouw natural biodegredat onbe taken to remediate tto be the only treatment that <br /> would take place. <br /> It <br /> --- <br /> This alternative is easily implementable as no action is required his <br /> However, <br /> would-also-be the--least--expensive..--alterna alternative <br /> alternative would not effectively remediate ground water nor act nt <br /> the migration of affected ground water. Therefore, <br /> alternative is not considered an appropriate alternative. <br /> 6-8 <br />