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GRANITE CONSTRUCTION 2098357638 06/24/02 10:33am P. 026 <br /> 819 Striker Avenue.Suite 8 <br /> Sequoia Sacramento,CA 95834 <br /> (916)921-9600 <br /> FAX(916)921-0100 <br /> Analytical www-sequolatabs.com <br /> TQF <br /> Kleinfelder-Stockton Project: Granite Burnpile <br /> 2825 East Myrtle Street Project Number: 20-1108-33 Reported: <br /> Stockton CA,95205 Project Manager: Doug Heard 08/15/01 17:24 <br /> Semivolatile Organic Compounds by EPA Method 8270C -Quality Control <br /> Sequoia Analytical-Walnut Creek <br /> Reporting Spike source GAREC RPD <br /> E <br /> yte Result Limit Units Level Result %REC Limits RPD limit Notes <br /> Batch 1HO2022-EPA 3550B Sonication <br /> Blank(1H02022-BLKI) Prepared:08/02/01 Anal Led:08/04/01 - -.- <br /> Surrogate:2,4,6-Trtbromophenol 3.04 mg/kg 5.00 60.8 19-122 <br /> Surrogate:p-Terphenyl-d14 3.61 3.33 108 /8-137 <br /> LCs lxbzoz2-BSI Pre aced:08/o2/Ol Analyzed:08/03/01 <br /> 2.68 0.10 mg/kg 3.33 80.5 31-137 <br /> Acenaphthene , <br /> 4-Chtoro-3-methylphcnol 4.05 0.10 " 5.00 81.0 26-103 <br /> 2-Chlorophenol 3.68 0.10 " 5.00 73.6 25-102 <br /> 1,4-Dichlorobenzene 2.46 0.20 " 3.33 73.9 28-104 <br /> 2,4-Dinitrotoluene 2.48 0.20 3.33 74.5 28-89 <br /> 4-Nitrophenol 2.90 0.50 5.00 58.0 11-114 <br /> N-Nitrosodi-n-propyiamine 2.82 0.10 " 3.33 84.7 41-126 <br /> Pentachlorophenol 3.82 0.50 5.00 76A 17-109 <br /> Phenol 3.59 0.10 5.00 71.8 26-90 <br /> Pyrene 3.16 0.20 " 333 94.9 35-142 <br /> 1,2,4-Trichlorobenzene 2.71 0.20 3.33 --81.4 38-107 <br /> _ ----- 3'.'-7 <br /> - ..... ._._._._ . <br /> Surrogate:2-Fheoropheno!_-__---•^•_. 3.57 " 5.00 71.4 ?5-121 <br /> Surrogate:Phenol-d6 3.50 5.00 70.0 24-113 <br /> Surrogate:Nitrobenzene-d5 2.35 3.33 70.6 23-120 <br /> Surrogate:2-Ftuorobiphenyl 2.73 " 3.33 82.0 30-115 <br /> Surrogate.p-Terphenyl-d14 3.26 3.33 97.9 18-137 <br /> LCS Dup(1H02022-BSDI) Prepared:08/02/01 Analyzed:08/04/01 _-_- <br /> Acenaphthene _ 2.71 0.10 mg/kg 3.33 81.4 31-137 1.11 40 <br /> 4-Chloro-3-methylphenol 4.08 0.10 " 5.00 81.6 26-103 0.738 40 <br /> 2-Chlorophenol <br /> 3.63 0.10 5.00 72.6 25-102 1.37 40 <br /> 1,4-Dichlorobenzene 2.43 0.20 3.33 73.0 28-104 1.23 40 <br /> 2,4-Dinitrotoluene 2.48 0.20 333 74.5 28-89 0.00 40 <br /> 4-Nitrophenol 2.82 0.50 " 5.00 56.4 11-114 2.80 40 <br /> N Nitrosodi-n-propylamine <br /> 2.84 0.10 3.33 85.3 41-126 0.701 40 <br /> Pentachlorophenol 3.80 0.50 5.00 76.0 17-109 0.525 40 <br /> Phenol 3.52 0.10 " 5.00 70.4 26-90 1.97 40 <br /> Pyrene 3.72 0.20 3.33 112 35-142 16.3 40 <br /> 1,2,4-Trichlorobenzme 2.75 0.20 3.33 82.6 38-107 1.47 40 <br /> Surroga[e:2-Fluorophenol - - 3.G3 - - 5.00 71.6 25-111 <br /> Surrogate:Phenol-d6 3.56 5.00 71.2 24-113 <br /> Surrogate:Nitrobenzene-d5 2.41 3.33 72-4 23-120 <br /> Sequoia Analytical-Sacramento The results in this report apply to the samples analyzed to accordance with the chain of <br /> custody document.This analytical report must be reproduced in its entirety. <br /> Page 17 of 20 <br />