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SECOND QUARTER 2008 GROUNDWATER TREATMENT FACILITY MONITORING REPORT <br /> FORWARD LANDFILL WDR ORDER NO.R5-2003-0080- <br /> During <br /> 5.2003-0080During third quarter 2008,effluent samples will be collected monthly and analyzed for pH, <br /> specific conductivity,and VOCs.One quarterly effluent sample will be analyzed for total <br /> dissolved solids.Influent samples will again be collected during fourth quarter 2008. <br /> TABLE 3 <br /> Influent Monitoring Results <br /> Second Quarter 2008 Groundwater Treatment Facility Monitoring Report,Forward Landfill WDR Order No.R5-2003-0080 <br /> Analysis Date Parameters Units Results <br /> Field Parametersa <br /> 5/1/08 pH pH units 6.7 <br /> Conductivity µmhos/cm 1,130 <br /> Turbidity Nephelometric 0 <br /> turbidity units <br /> VOCsb <br /> 5/1/08c cis-1,2-DCE gg/L 2.6 <br /> Di-isopropylether gg/L 0.26 J° <br /> Tetrachloroethylene gg/L 5.2 <br /> Trichloroethylene gg/L 2.6 <br /> All Other VOCs gg/L Nondetect <br /> aField parameters were analyzed using a calibrated Horiba U-10 water quality meter. <br /> bVOCs were analyzed using USEPA Method SW82606. <br /> °Both extraction wells were operational when this sample was collected. <br /> dThe method detection limit and practical quantitation limit for di-isopropylether are 0.16 and 2 pg/L, <br /> respectively. <br /> Note: <br /> DCE = dichloroethylene <br /> TABLE 4 <br /> EW-1 Monitoring Results <br /> Second Quarter 2008 Groundwater Treatment Facility Monitoring Report,Forward Landfill WDR Order No.R5-2003-0080 <br /> Analysis Date Parameters Units Results <br /> VOCsa <br /> 5/1/08 cis-1,2-DCE gg/L 2.5 <br /> Tetrachloroethylene gg/L 4.9 <br /> Trichloroethylene gg/L 3.1 <br /> All Other VOCs gg/L Nondetect <br /> aVOCs were analyzed using USEPA Method SW8260B. <br /> RDD/082060023(CAH4134.DOC) 4 <br />