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NEI/GTEL Client ID: EMC05CHV13 QUALITY CONTROL RESULTS <br /> Login Number: W7050440 Polynuclear Aromatics <br /> Project ID (number): 22560-203.002 Method: EPA 8310 <br /> Project ID (name): CHEVRON PIPELINE/MT VIEW TOWNNHOMES/TRACY/CA Matrix: Aqueous <br /> Laboratory Control Sample (LCS) and Laboratory Control Duplicate Results <br /> Spike LCS LCS LCS Duplicate LCS Duplicate Acceptability Limits <br /> Analyte Amount Concentration Recovery, % Concentration Recovery, % RPD, % RPD. % Recovery, % <br /> EPA 8310 Units: ug/L QC Batch:060397PAHW-3 <br /> Naphthalene 5.00 3.48 69.6 3.78 75.6 8.26 42.3 10-122% <br /> Acenaphthylene 5.00 4.19 83.8 4.65 93.0 10.4 42.8 10-139% <br /> 1-Methylnaphthalene 5.00 3.85 77.0 4.15 83.0 7.50 46 10-132% <br /> 2-Methylnaphthalene 5.00 3.62 72.4 3.92 78.4 7.96 46 10-132% <br /> Acenaphthene 5.00; 3.81 76.2 4.05 81.0 6.11 55.5 10-124% <br /> Fluorene 5.00 4.43 88.6 4.64 92.8 4.63 68.0 10-142% <br /> Phenanthrene 5.00 3.98 79.6 4.15 83.0 4.18 46.7 10-155% <br /> Anthracene 5.00 4.86 97.2 5.01 100. 2.84 41.7 10-126% <br /> Fluoranthene 5.00 4.5390:6 4.69 93.8 3.47 32.4 14-123% <br /> Pyrene 5.00 3.73 74.6 3.87 77.4 3.68 42 10-140% <br /> Benzo[a]anthracene 5.00' 3.97 79.4 4.12 82.4 3.71 34.3 12-135% <br /> Chrysene 5.00 4.26 85.2 4.39 87.8 3.01 65.2 10-199% <br /> Benzo[b]fluoranthene 5.00 4._22 84.4 4.47 89.4 5.75 38.0 10-150% <br /> Benzo[k]fluoranthene 5.00 4.01 80.2 4.51 90.2 11.7 69.3 10-159% <br /> Benzo[a]pyrene 5.00 3.68 73.6 4.02 80.4 8.83 52.8 10-128% <br /> Dibenzo[a,h]anthracene 5.00 3.04 60.8 4.03 80.6 28.0 45.8 10-110% <br /> Benzo[g,h,i]perylene 5.00 3,07 61,4 3.83 76.6 22.0 60.1 10-116% <br /> Indeno[1,2.3-cd]pyrene 5.00 3.94 78.8 4.77 95.4 19.1 42.2 10-116% <br /> Notes: <br /> "Test Procedures for Analysis of Organic Pollutants". Code of Federal Regulations. 40CFR Part 136. Appendix A. <br /> NEI/GTEL Wichita, KS <br /> W7050440:5 <br />