Laserfiche WebLink
e(�1l U is 1455 McDowell Blvd,North Ste D <br /> Petaluma, <br /> 94954 <br /> (707)792-1865 <br /> FAX(707) 42Analyticafl www.sequoialabs.com <br /> URS Corp-Sacramento Project: Arco Site 5469,Stockton,CA P309139 <br /> 2870 Gateway Oaks Drive Suite 300 Project Number: WR36605 Reported: <br /> Sacramento CA,95833 Project Manager: Jay Johnson 10/16/03 19:28 <br /> Anions by EPA Method 300.0 - Quality Control <br /> Sequoia Analytical -Petaluma <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 3090210-General Preparation <br /> Blank(3090210-BLKI) Prepared&Analyzed:09/09/03 <br /> Nitrate as NO3 ND 890 ug/1 <br /> Sulfate as SO4 ND 1000 " <br /> Laboratory Control Sample(3090210-BS1) Prepared&Analyzed:09/09/03 <br /> Nitrate as NO3 44100 890 ug/l 44300 100 90-110 <br /> Sulfate as SO4 9640 1000 10000 96 90-110 <br /> Matrix Spike(3090210-MSI) Source: P309139-10 Prepared:09/09/03 Analyzed:09/10/03 <br /> Nitrate as NO3 45800 1800 ug/l 44300 1200 101 80-120 <br /> Sulfate as SO4 51900 2000 10000 42000 99 80-120 <br /> Matrix Spike Dup(3090210-MSD1) Source: P309139-10 Prepared:09/09/03 Analyzed:09/10/03 <br /> Nitrate as NO3 44900 1800 ug/l 44300 1200 99 80-120 2 20 <br /> [fate as SO4 52400 2000 10000 42000 104 80-120 l 20 <br /> atch 3090212-General Preparation <br /> Blank(3090212-BLK1) Prepared&Analyzed:09/10/03 <br /> Nitrate as NO3 ND 890 ug/l <br /> Sulfate as SO4 ND 1000 " <br /> Laboratory Control Sample(3090212-BSI) Prepared&Analyzed:09/10/03 <br /> Nitrate as NO3 45900 890 ug/l 44300 104 90-110 <br /> Sulfate as SO4 10200 1000 10000 102 90-110 <br /> Matrix Spike(3090272-MSI) Source: P309106-03 Prepared&Analyzed:09/10/03 <br /> Nitrate as NO3 2290000 89000 ug/l 2220000 53000 101 80-120 <br /> Sulfate as SO4 671000 100000 500000 170000 100 80-120 <br /> Sequoia Analytical-Petaluma The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document.Unless otherwise stated,results are reported on a wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> Page 36 of 38 <br />