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Lancaster <br /> Laboratories Analysis Report <br /> 2425 New Holland Pike,PO Box 12425,Lancaster,PA 17605-2425.717-656-2300 Fax:717-656.2681•www.lawasterlabs.com <br /> Page 1 of 2 <br /> Quality Control Summary <br /> Client Name: Chevron Environmental Mgt. Co. Group Number: 1128950 <br /> Reported: 02/09/09 at 12:03 AM <br /> Matrix QC may not be reported if site-specific QC samples were not <br /> submitted. In these situations, to demonstrate precision and accuracy at <br /> a batch level, a LCS/LCSD was performed, unless otherwise specified in the <br /> method. <br /> Laboratory Compliance Quality Control <br /> Blank Blank Report LCS LCSD LCS/LCSD <br /> Analysis Name Result Program Units %REC %REC Limits RPD RPD Max <br /> RL <br /> Batch number: 090210036A Sample number(s) : 5581542-5581543 <br /> TPH-DRO water C10-C25 N.D. 50. ug/l 68 76 57-118 12 20 <br /> Batch number: 09021WAL026 Sample number(s) : 5581542 <br /> Naphthalene N.D. 0.05 ug/1 83 92 68-100 11 30 <br /> Acenaphthylene N.D. 0.01 ug/l 89 92 69-126 4 30 <br /> Acenaphthene N.D. 0.01 ug/l 89 92 68-116 4 30 <br /> Fluorene N.D. 0.01 ug/l 94 96 49-145 1 30 <br /> Phenanthrene N.D. 0.01 ug/l 102 107 71-124 4 30 <br /> Anthracene N.D. 0.01 ug/l 100 105 68-122 6 30 <br /> Fluoranthene N.D. 0.01 ug/l 92 108 67-133 16 30 <br /> Pyrene N.D. 0.01 ug/l 108 106 68-128 1 30 <br /> Benzo(a)anthracene N.D. 0.01 ug/l 98 101 80-119 3 30 <br /> Chrysene N.D. 0.01 ug/l 102 105 80-124 2 30 <br /> Benzo(b)fluoranthene N.D. 0.01 ug/l 107 115 75-123 7 30 <br /> Benzo(k)fluoranthene N.D. 0.01 ug/l 104 114 72-122 9 30 <br /> Benzo(a)pyrene N.D. 0.003 ug/l 97 104 70-116 7 30 <br /> Indeno(1,2,3-cd)pyrene N.D. 0.01 ug/l 86 94 66-136 9 30 <br /> Dibenz(a,h)anthracene N.D. 0.003 ug/l 88 96 60-138 8 30 <br /> Benzo(g,h,i)perylene N.D. 0.01 ug/l 78 84 58-138 8 30 <br /> Batch number: 09028WAD026 Sample number(s) : 5581543 <br /> Naphthalene N.D. 0.05 ug/l 72 78 68-100 9 30 <br /> Acenaphthylene N.D. 0.01 ug/l 85 93 69-126 9 30 <br /> Acenaphthene N.D. 0.01 ug/l 81 88 68-116 9 30 <br /> Fluorene N.D. 0.01 ug/l 113 114 49-145 1 30 <br /> Phenanthrene 0.016 0.01 ug/l 88 89 71-124 1 30 <br /> Anthracene N.D. 0.01 ug/l 83 83 68-122 0 30 <br /> Fluoranthene N.D. 0.01 ug/l 78 72 67-133 7 30 <br /> Pyrene N.D. 0.01 ug/l 100 129* 68-128 25 30 <br /> Benzo(a)anthracene N.D. 0.01 ug/1 87 88 80-119 1 30 <br /> Chrysene N.D. 0.01 ug/l 93 95 80-124 2 30 <br /> Benzo(b)fluoranthene N.D. 0.01 ug/l 96 86 75-123 11 30 <br /> Benzo(k)fluoranthene N.D. 0.01 ug/l 105 89 72-122 16 30 <br /> Benzo(a)pyrene N.D. 0.003 ug/l 87 87 70-118 1 30 <br /> Indeno(1,2,3-cd)pyrene N.D. 0.01 ug/l 94 129 66-136 32* 30 <br /> Dibenz(a,h)anthracene N.D. 0.003 ug/1 94 133 60-138 34* 30 <br /> Benzo(g,h,i)perylene N.D. 0.01 ug/l 91 119 58-138 27 30 <br /> IBatch number: 090300003A Sample number(s) : 5581542-5581543 <br /> TPH-DRO water C10-C25 w/Si Gel N.D. 32. ug/l 61 60 45-114 2 20 <br /> *-Outside of specification <br /> (1)The result for one or both determinations was less than five times the LOQ. <br /> (2)The unspiked result was more than four times the spike added. <br />