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�•� ti4 <br /> Table 2 - Water Sample Analytical Results <br /> Tosco 76 Branded Facility No. 11 195 <br /> 16500 South Interstate 5 <br /> Lathrop,California <br /> Sample Date TPHg Benzene Toluene Ethyl- Xylenes MtBE MtBE Ethanol TBA DIPE ELBE TAME Lead <br /> Location Collected Benzene by 8020 by 8260 <br /> and ID (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (Ppb) (Ppb) (Ppb) (ppb) (ppb) (ppb) (ppb) <br /> Former Gasoline UST Complex Excavation <br /> SW 12/30/98 8,400 310 1,500 160 1,600 83,000 100,000 ND ND ND ND 460 ND <br /> CW 12/30/98 60,000 1,500 14,000 1,700 12,000 83,000 130,000 ND ND ND ND 870 ND <br /> Water Disposal <br /> W-STI 2/1/99 600' 8.0 5.7 6.3 37 12,000 -- -- -- -- -- -- <br /> Sample Date PCBs VOCs Corrosivity Ignitability Reactivity Total Total MtBE Fish CAM 17 <br /> Location Collected Sulfides Cyanide by 8240 Bioassay Metals <br /> and ID (ppb) (ppb) (pH) (C) (ppb) (ppb) (ppb) (ppb) (ppb) <br /> Water Disposal <br /> Water-Ref 12/17/98 ND ND2 7 >95 C ND ND ND 59,000 Pass ND <br /> ANALYTICAL LABORATORY: ANALYTICAL MFjHQRS: <br /> Sequoia Analytical(EL.AP#1271 & 12 10) TPHg = Total Petroleum Hydrocarbons as gasoline according to EPA Method 8015 Modified <br /> MtBE=Methyl tertiary butyl ether according to EPA Methods 8020 and/or 8240 and/or 8260 <br /> TBA=Tertiary butyl alcohol according to EPA Method 8260 <br /> DIPE=Diisopropyl ether according to EPA Method 8260 <br /> EXPLANATION: EtBE=Ethyl t-butyl ether according to EPA Method 8260 <br /> TAME=Tert-amyl methyl ether according to EPA Method 8260 <br /> ppb=parts per billion PCBs=Organochlorine Pesticides and PCBs according to EPA Method 8080 <br /> ND=Not Detected VOCs=Volatile organic compounds according to EPA Method 8240 <br /> --=analysis not requested <br /> �=Laboratory report indicated gasoline and unidentified hydrocarbons C6-C12 <br /> 2=Analytes were reported as not detected except for 2.5 ppb benzene,240 ppb ethylbenzene and 26 ppb xylenes. <br /> 3=Analytes were reported as not detected except for 0.40 ppm of barium, 0.022 ppm of chromium (Ill), 0.011 ppm of cobalt,0.019 ppm of copper,0.016 ppm of molybdenum, <br /> 0.024 ppm of nickel,0.061 ppm of vanadium,and 0.078 ppm of zinc. <br /> 140193.03 1 4/15/99 <br />