ARCHIVED REPORTS_SITE CHARACTERIZATION REPORT 1999

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TABLE 3 SOIL ANALYTICAL RESULTS-METALS SOUTH SHORE PARCELS STOCKTON DEPARTMENT OF HOUSING AND REDEVELOPMENT STOCKTON,CALIFORNIA Results in milligrams per kilogram(mg/kg) Investigation Sample Sampling Sampling Sample Metals Depth Area Number Date Location (feet) Al As Sb Ba Be Cd Cr Co Cu Pb Hg Mo Ni Se Ag Tl V Zn Hex Cr Analytical Method 200.7 200.9 200.7 200.7 200.7 200.7 200.7 200.7 200.7 200.7 245.5 200.7 200.7 200.9 200.7 200.9 200.7 200.7 7196 __. 21313-3-1.0 9/17/99 3 .....___ 1_0 11,000 17 <20 170 <0.50 <2.0 30 11 27 76 0.10 <3.0 41 <5.0 <2.0 <1.0 44 100 <0.1 2BB-3-6.0 9/17/99 - 3 _6.0 23,000 79 <20 290 0.83 <2.0 - 48 15 33 7.2 <0.10 <3.0 32 <5.0 <2.0 <1.0 100 T55 - 2BB-3-10.0 9/17/99 - 3 10.0 13,000 3.2 <20 75 0.50 <2.0 27 8.5 16 4.8 <0.10 <3.0 -17 <5.0 <2.0 <1.0 46 41 2BTP-1-1:0 9/15/99 1 1.0 13,000 3.8 <20 94 0.58 <2.0 30 10 25 6.1 <0.10 <3.0 21 <1.0 <2.0 <2.0 45 38 -- - 2BTP-1-6.0 9/15/99 1 6.0 17,000 4.0 <20 220 0.79 <2.0 47 19 36 17 <0.10 <3.0 36 <1.0 <2.0 <2.0 62 <O.l 213TP-1-10.0 9/15/99 1 10.0 13,000 3.8 <20 96 0.52 <2.0 33 11 20 5.6 <0.10 <3.0 22 <1.0 <2.0 <2.0 48 36 Geometric Mean 16471 5.6 ND 164.4 0.6 ND 37.9 12.9 27.6 13.7 0.1 ND 28.1 ND ND ND 59.3 60.0 ND - - _ Maximum 26000 17.0 ND 380.0 0.9 ND 55.0 19.0 38.0 110.0 0.2 ND 41.0 ND ND ND 100.0 130.0 ND Minimum 11000 3.2 ND 75.0 <0.50 ND -27.0 8.5 16.0 4.8 <0.10 ND 17.0 _ND ND - ND 44.0 - 36.0 ND Geometric Std.Dev. 1.32 1.69 ND v 1.61 _1.31 ND 1.25_ 1.26 1.29 3.29 1.38 ND 1.31 ND ND ND 1.28 1.52 ND Count 12 12 ND 12 12 ND 12 12 12 12 12 ND 12 ND ND ND 12 12 ND H-statistic 1.93 2.14 ND 2.14 1.93 ND 1.84 1.84 1.93 3.29 1.93 ND 1.93 ND ND ND 1.93 2.03 ND -_ 95%UCL Lognormal 20147.60 8.93 ND 250.34 0.75 ND 44.01 15.07 33.15 90.79 0.10 ND 34.01 ND ND ND 70.70 84.73 ND 3 3TP-1-1.0 9/15199 1 1.0 15,000 11 <20 400 0.88 <2.0 40 12 120 630 9.1 <3.0 29 <1.0 3.2 <2.0 49 310 <0.11 3TP-1-6.0 9115199 1 ^- 6.0 19,000 4.0 <20 410 0.74 <2.0 44 15 34 21 0.66 <3.0- 30 <1.0 <2.0 <2.0 67 59 3TP-2-1.0 9/15/99 2 1.0 13,000 6.5 <20 340 1.00 <2.0 29 10 45 340 0.47 <3.0 25 <1.0 <2.0 <2.0 51 I80 <0.1 3TP-2-6.0 9115/99 2 - 6.0 13,000 3.3 <20 150 0.57 <2.0 37 15 27 240 <0.10 <3.0 26 �<_1.0 <2.0 <2A 57 39 3TP-3-1.0 9/15/99 3 1.0 11,000 5.3 <20 120 0.52 _ <2.0 41 13 31 10 0.15r<3.0 30 <1.0 <2.0 <2.0 51 72 <Q.1 3TP-3-6.0 9115199 3 6.0 18,000 12 <20 210 0.78 <2.0 57 17 43 15 0.19 -43 <1,0 <2.0 <2.0 83 60 - 3TP-4-1.0 9/15/99 4 1.0 71900 4.0 20.0 1,300 <0.5 2.0 40 21 320 71p 0.63 190 <I.0 <2.0 <2.0 200 1100 <0.l _ 3TP-4-6.0 9/15/99 4 6.0 17,000 5.1 <20 240 0.68 <2.0 43 19 39 16 <0.10 38 <1.0 <2.0 <2.0 67 64 - 3B-1-1.0 9/16/99 1 1.0 12,000 5.8 <20 200 0.50 <2.0 34 11 36 200 2.20 <3.0 25 <1.0 <2.0 <2.0 51 190 - 3B-1-6.0 9/16/99 1_ 6.0 21,000 4.4 <20 190 0.76 <2.0 46 14 31 6.5 <0.1 _ <3.0 34 <1.0 <2.0 <2.0 70 50 - 3B-1-10A 9116/99 1 10.0 21,000 8.6 <20 160 0.78 <2.0 51 15 34 7.3� <0.1 <3.0 34 _-<1.0 <2.0 <2.0 66 61 - 313-2-1.0 9/16/99 2 t.0 14,000 5.4 <20 190 0.55 <2.0 41 12 33 54 0.16 <3.0 32 <1A <2.0 <2.0 55 220 - 3B-2-6.0 9/16199 2� 6.0 24,000 7.0 <20 260 0.83 <2.0 51 17 35 69 <0.1 _ <3.0 - Y 38 <1.0 <2.0 <2.0 56 - 313-2-10.0 9/16/99 2 10.0 21,000 8.4 <20 95 0.85 <2.0 55 I5 34 6.8 <0.1 <3.0 37 <I.0 <2,0 <2.0 62 51 - 3MW-1-5,0 10112/99 1 5.0 - 30 __ __ __ Geometric Mean 15538 6.0 14.5 238.0 0.68 1.45 42.8 14.4 44.6 40.6 0.2 ND 36.3 ND L5 ND 67.5 102.5 ND -- ---- Maximum 24000 12.0 20.0 1300.0 1.00 2.00 57.0 21,0 320.0 710.0 9.1 ND 190.fl ND 3.2 ND 200.0 `11Q0.0 ND Minimum 7900 3.3 <20 95 <0.5 <2.0 29 10 27 6.5 <0.1 ND 25 ND <2.0 ND 49 39 - ND Geometric Std.Dev. 1.36 1.47 1.10 1.91 1.33 1.10 120 1.23 1.95 5.77 4.56 ND 1.66 ND 1.24 ND 1.44 2.58 ND 1 Count 14 14 14 14 14 14 14 14 14 15 14 ND 14 ND 14 ND 14 14 ND -H-statistic 1.89 1.99 1.76 2.34 1.89 1.76 1.82 1.82 2.34 4.08 3.71 ND 2.09_ ND 1.82 ND 1.99 2.80 ND 95%UCL Lognormal 19187.141^ _ 7.98 15.23 445.80 0.82 1.52 --47.86 16.37 86.11 1273.34 3.63 ND 55.23 ND 1.71 ND 88.28 334.83 ND� Page 3 of 4 SOMA 99-2218 DRAFT 12/10/99