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MCNOR TE O Ra CERTIFICATE OFANALYSIS <br /> Analytical Laboratory <br /> 3935 N.Coronado Ave,Stockton CA.95204 Phone:(209)477.8105 <br /> Dillon&Murphy Project Number: 1123 Jacktone Road <br /> 847 N.C1uffAve,Suite A2 Project Name: 1123 Jacktone Rd Work Order No.: <br /> Lodi,CA 95241 9112504 <br /> Project Manager: Joel Montano <br /> Conventional Chemistry Parameters byAPEWEPA Methods-QualitN Control <br /> Reporting Spike Source <br /> Analyte Result Limit Units Level Result %REC RPI) Notes <br /> Blank(AK92506-BLKI) <br /> Nitrate as N ND 0.40 mg/L <br /> LCS(AK92506-BSI) <br /> Nitrate as N 1.8 0.40 mg/L 1.81 101 <br /> LCS Dup(AK92506-BSDI) <br /> Nitrate as N 1.8 0.40 mg/L 1.81 101 0.7 <br /> Matrix Spike(AK92506-MSI) <br /> Nitrate as N 5.8 0.40 mg/L 1.88 3.8 106 <br /> Matrix Spike Dup(AK92506-MSD1) <br /> Nitrate as N 5.9 0.40 mg/L 1.88 3.8 107 0.5 <br /> Reference(AK92506-SRMI) <br /> Nitrate as N U 9; 0.40 mg/L. 0.958 97 <br /> Notes and Definitions <br /> Item Definition <br /> Dry Sample results reported on a dry weight basis. <br /> ND Analyte NOT DETECTED at or below the reporting limit <br /> mgt—milligrams per Liter=ppm G-Grab Sample Comp-Grab-Composite of 4 Grab Sample during 24hrs Grab <br /> ugtL—micrograms per Liter=ppb C-Composite Sample <br /> period and composite into 1 sample prior analysis <br /> DLR=Detection Limitfor Purpose of Reporting. <br /> Exceptional sample matrices or interferences may <br /> result in higher detection limits. <br /> MCL-Maximum contaminant level(MCL)is the highest <br /> concentration ofchemicals permitted in drinking water systems <br /> RPD Relative Percent Difference <br /> %REC Percent Recovery <br /> Source Sample that was matrix spiked or duplicated. <br /> MMO-MUG-P/A-Total Coliform and E.Coli Test in Drinking Water by MMO-MUG,using Standard Method 22nd Edition. <br /> The State Board of Health requires that bacteriological results must be'ABSENCE'or less than 1.1(for MTF method)to meet drinking water requirements. <br /> Approved By <br /> Precision Enviro-Tech. o Califomia D.O.H.S.Cert.#2387 <br /> Page4of5 <br />