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Table 2: // (/�►//� Exney <br /> Current Groundwater Monitoring and Analytical Data ARCADIS '�n..mte,SCetnmrrie°d <br /> Former ARCO Service Station No.6100 <br /> TOC Depth <br /> Date Elevation ".to SPH GW (GRO <br /> Sample 0 Thickness Elev. pgfL) <br /> M It Z (ft-MSL) (feet) (feet) (ft-MSL) <br /> MW-18 02/27/17 274.91 - - - <50 <0.50 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 - 4.29 <br /> MW-19 02/24/17 VOL 278.34 104.48 0.00 173.86 - - - - - - - - - - - - - - Insufficient water to sample <br /> MW-20 02/24/17 288.95 109.88 0.00 179.07 <50 4.50 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 4.24 <br /> Domestic Well _....... <br /> DW 02/27/17 <50 <0.50 -0.50 -0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 - -- <br /> Notes: <br /> Freq.=Frequency of Sampling Schedule <br /> ANN=Annual sampling schedule <br /> W=When water is present <br /> M=Monthly sampling schedule <br /> GRO=Total Petroleum Hydrocarbons as gasoline <br /> B=Benzene <br /> T=Toluene <br /> E=Ethylbenzene <br /> X=Total xylenes <br /> MTBE=Methyl tertiary butyl ether <br /> TBA=Tertiary butyl alcohol <br /> DIPE=Dkisopropyl ether <br /> ETBE=Ethyl tertiary butyl ether <br /> TAME=Teri-amyl methyl ether <br /> 1,2-DCA=1,2-Dichloroethane <br /> D.O.=Dissolved Oxygen <br /> SPH=Separate-phase hydrourbons <br /> TOC=Top of casing(surveyed) <br /> Calc.GW Elev.=Calculated groundwater elevation=TOC-Depth to Water+0.75'(Measured SPH Thickness);assuming a speck gravity of 0.75 for SPH <br /> ft-MSL=feet above mean sea level <br /> mg/L=Milligrams per liter <br /> pg/L=Micrograms per liter <br /> <=Analyte was not detected above the specified method reporting limit <br /> -=Not measured or analyzed <br /> DRY=Well dry during gauging;not sampled <br /> INA=Well inaccessible;not sampled <br /> VOL=Well not sampled due to insufficient volume of water in well <br /> NSP=Well not sampled per monitoring program <br /> NP=Well not purged prior to sampling <br /> NS=Not sampled <br /> HD=The chromatographic pattern was inconsistent with the profile of the reference fuel standard. <br /> \\arcadis-us.com\ofricedata\Roseville-CA\Prolects\ENV\BP\CA-06100\6 Deliverables\Work Plan\Revaed Work Plan\Tables\Table 2 and 3-Current and Historical GW Data 10 2017.x1sx 2/2 <br />