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1 TABLE 3 PORT OF STOCKTON , ANALYTICAL RESULTS OF SOIL AND GROUNDWATER SAMPLES ' AUGUST 1998 SITE INVESTIGATION Site No. 3 (Site Code #1282-124) Petroleum Hvdrocarbon Constituents) Oxenates2 Boring Date Sample Depth Matrix B E T X TPH-g MTBE MTBE DIPE =TBE TAME TBA No Collected Number feet b s _ ' 133-1 817/98 S-045 105-11 0 Soil ND ND KID ND ND ND --- --- --- --- 13-1 8/7/98 S-046 16 0-16 5 Soil ND ND ND ND ND ND --- --- � - - --- --- 63-1 8/7/98 S-047 3 20 0-20 5 Soil 1 3 9 5 3 0 41 720 ND ND ND ND ND ND ' B3-1 8/7/98 S-048 35 0-35 5 Soil ND ND NOD ND ND ND --- --- B3-1 8/7198 S-049 40 0-40 5 Soil ND ND N D ND ND ND --- --- --- --- --- 133-1 8/7198 W-0173 220 Water 21 29 19 150 1,600 ND ND ND ND ND ND 133-2 8/7/98 S-040 10 0-10 5 Soil ND ND N ND ND ND --- --- --- --- 63-2 8/7/98 S-0413 15 5-16 0 Soil 84 31 88 190 2,100 ND ND ND ND ND ND ' 133-2 8/7/98 S-042 20 0-20 5 Soil ND ND kr, ND ND ND --- --- --- --- --- 133-2 8/7/98 S-043 35 0-35 5 Soil ND ND ND ND ND ND --- --- --- 133-2 8/7/98 S-044 40 0-40 5 Soil ND ND I\D ND ND ND --- --- -- - ---- == B3-2 8/7/98 W-015 130 Water 000042 ND 00012 000038 ND ND B3-2 8/7/98 W-0163 31 0-35 0 Water 0 06 0 062 0 38 0 33 2 7 ND --- --- --- --- --- ' 133-3 8/7/98 S-035 10 5-11 0 Soil ND ND KID ND ND ND --- --- ---- -- --- B3-3 8/7/98 S-036 16 0-16 5 Soil ND ND ND ND ND ND 133-3 8/7/98 S-0373 20 0-20 5 Soil 1 1 033 1 0 1 5 190 ND ND ND ND ND ND ' 63-3 8/7/98 S-038 35 0-35 5 Soil ND ND ND ND ND ND --- --- --- --- --- B3-3 8/7/98 S-039 40 0-40 5 Soil ND ND ND ND ND ND ' 133-3 8/7/98 W-014 120 Water ND ND ND ND ND ND --- --- --- --- --- Notes I ' 1 Soil and water samples were analyzed for petroleum constituents using EPA Methods 8015/6020, results for water samples are reported by the laboratory in ug/I ,ind presented here in mg/I Results for soil samples are reported in mg/kg B = Benzene, E = Ethylbenzene, T = Toluene, X = Xylene Standard detection limits for BTEX constituents are 0 ;,1 ug/I for water samples ' and 0 005 mg/kg for soil samples TPHg = Total Petroleum Hydrocarbons as Gasoline, standard detection limit for water samples is 50 ug/I and for soil samples r i 1 0 mg/kg MTBE = Methyl-t-Butyl Ether, standard detection limit for water samples is 5 0 ug/1 and for soi samples is 0 05 mg/kg 2 Soil samples S-037, S-041, and S-047, and water sample W-017 were analyzed for oxygenates using EPA Method 8260 to confirm apparent initial detection of MTBE by EPA Method ' 8015/8020, Method 8260 results are reported in ug/kg for soil samples and ug/I for water samples If MTBE result using EPA Method 8015/8020 is not confirmed by Method 8260, laboratory reports 8015/8020 result as ND MTBE = Methyl-t-Butyl Ether, DIPE = Di-isopropyl Ether, ETBE = Ethyl t-Butyl Ether, TAME -- t-Amyl Methyl Ether, TBA = tert-Butyl Alcohol i 3 Detection limits are variable on soil samples S-037, -041, and -047, and on water samples W-016 and -017 due to variable dilution factors ' See laboratory analytical data sheets for these samples in Appendix B for detection limits ti 1