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Get-N-Go.Mart -4- -May 7, 2009 <br /> Claim No. 13850 <br /> 1 <br /> • The source of the UST release has been identified and removed. <br /> • Free-phase product in groundwater has been removed to the.full extent <br /> practicable; in accordance with the`UST Regulations (Title 23, CCR, <br /> Section 2655). <br /> • Contaminants remaining in the vadose zone cannot migrate in soil vapor , <br /> or leach at concentrations that would cause groundwater to exceed water <br /> duality objectives. <br /> • There are no existing water supply wells, surface waters or other <br /> receptors threatened by the remaining contaminants in soil or <br /> groundwater. <br /> • Pollutants remaining in groundwaterdonot create or threaten to create <br /> risk to human health and safety, or to future beneficial use(s) of the <br /> groundwater. <br /> • The plume size is stable and sufficiently delineated in lateral and vertical <br /> extent and contaminant concentrations detected in groundwater show a <br /> decreasing trend with time. <br /> • There are no current or anticipated uses of the impacted groundwater <br /> within the timeframe projected to meet water quality objectives. <br /> In summary, the remaining mass of hydrocarbons in soil and groundwater is <br /> minor, the extent of contamination is defined, the groundwater plume is shrinking, <br /> and Water Quality Objectives will be achieved in a few years._ ., <br /> Kirk Larson, P.G. <br /> Date Robert Trommer, C.H.G.- Date <br /> Technical Review'Unit 'S f> Chief, Technical Review'Unit' <br /> (916) 341-5663 .- - ,(916) 341-5684 " a <br /> r •yam �# N `;i-r: A ., `�..} .. .r w � #-.. w i .. .iJI 7k <br /> .. <br /> � 4 A <br /> ell -TA i <br /> Calllornia Environmental Protection Agency <br /> Z,*Recycled Paper <br />