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Table A-Historical Groundwater Monitoring Data (6/21/99 through 11/9/05) <br /> B T E X TEPH PNAs DTW Groundwater <br /> Elevation <br /> Detection <br /> limits: DATE 0.3 0.3 0.3 0.6 0.05 mg/L(diesel) 0.25 mg/L <br /> Sample mg/L mg/L mg/L mg/L 0.25 mg/L(kerosene) <br /> Location 0.50 mg/L(motor oil) <br /> TOC Elev. <br /> SE Sump 11/16/00 ND NO ND NO NO NO <br /> 2/14/01 ND NO NO NO ND ND(0.002) <br /> 5/15/01 ND NO NO NO ND NO(0.002) <br /> 8/28/01 NO NO NO NO 0.13(weathered NA <br /> 11/14/01 ND NO NO NO NO NA <br /> 2/11/02 ND NO ND ND NO NA <br /> <0.05(diesel) <br /> 5/14/02 <0.5 <0.5 <0.5 <1.0 <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 8/14/02 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 11/12/02 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 2/11/03 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil <br /> <0.05(diesel) <br /> 5/12/03 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 8/19/03 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 12/8/03 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil <br /> <0.05(diesel) <br /> 2/9/04 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> <0.05(diesel) <br /> 5/14/04 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil) <br /> 8.4'(diesel) <br /> 8/6/04 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil <br /> 0.35`(diesel) <br /> 11/24/04 NA NA NA NA <0.20(kerosene) NA <br /> <0.20(motor oil <br /> 1.1'(diesel) <br /> 2/8/05 NA NA NA NA <0.25(kerosene) NA <br /> <0.50 motor oil <br /> <0.05(diesel) <br /> 5/13/05 NA NA NA NA <0.25(kerosene) NA <br /> <0.50 motor oil <br /> <0.05(diesel) <br /> 8/18/05 NA NA NA NA <0.25(kerosene) NA <br /> <0.50(motor oil <br /> <0.05(diesel) <br /> 11/9/05 NA NA NA NA <0.25(kerosene) NA <br /> <0.50 motor oil <br /> Nates: All measurements are in feet. <br /> -Prior to 05109/05,elevations were relative to an assumed benchmark elevation of 100 it above mean sea level. <br /> Wells resurveyed on 05/09105 relative to NAD83 and NGVD29 datum.Reporting of February and March 2005 monitoring event incorporated 05/09/05 survey data. <br /> TOC=Top of casing <br /> DTW=Depth to water <br /> Analytical: <br /> Unit Conversions: B,T,E,X=benzene,toluene,ethyl benzene,xylenes <br /> ug/L=micrograms per liter,parts per billion TEPH=total extractable petroleum hydrocarbons,quantified as kerosene,diesel,and motor oil <br /> mg/L=milligrams per liter,parts per million PNAs=polynuclear aromatics <br /> ND=not detected at or above the laboratory reported detection limit <br /> ND(X)=not detected at or above a raised laboratory reported detection limit of X <br /> NA=not analyzed <br /> =Sample chromatographic pattern does not resemble the fuel standard used for quantitation. <br /> PA1000_prj\1838 PLOF Diesel Line\1838C\Reports\Reports\4th qtr 2005\Table A 111005 Page 5 of 5 <br />