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Attachment B
<br /> Historical Groundwater Monitoring Results
<br /> ^ Former Tosco Bulk Terminal,3505 Navy Drive,Stockton,California
<br /> LJ Date of rah - rotor
<br /> WELL 6ampGngl TPH-G TPH-0 benzene toluene benzene De tM1 t° Cash GW
<br /> IO Monitonn (yg/LI (yy/y (pylL) (4g/L xylenes MTBE DOPE ETDE TAME TBq melM1anel elbanol GW Elevation(a) Elevation lbl
<br /> 1 (V91L1 IV91L1 (491L) (V91L) (4NL1 (V91L) (49/LI (491L1 (491L) 11881 et mol 'feet) C°mmenls
<br /> MW-0 0025/00 2000 ND<47 10)00.50 ND<0.50 ND<0,50 NLD 50 35,000 10)0500 Npc500 1000500 _ _
<br /> 0925100(1^) _ _ _ _ 11.01 -J 90
<br /> 11/15ND 1,700 ND<4J NO<0.50 NDc0.50 ND<Dso ND<O50 20,000 270 - 10.85 -P.J4
<br /> 01/1]/)1 31,00 250 10.5 118 7.34 33.7 49 CO 020 5.59
<br /> -. 2 - 10.]8 -].6]
<br /> 06105101 23,00 - - - 43,m0 rl clg 5.8 140 NDolO
<br /> 06/16`01 150 - _ _ - 13.32 621(n) -0,11
<br /> 52,000 Np 2.00 ND<2,00 ND<2.00 ND 0.00 ND<1,)OD N0<00,00 13.47 -7.26 no dreenhi,irt odor
<br /> 09111/01 9] - - _ _ 24,00 NNI,00 ND<
<br /> 12111101 NO01,000 - _ - - 100 NDc100 10)010,00 _ NItCrolo o 142) -7.99 rrinuanhu.Doul
<br /> 18.000 ND 50 NN50 57 ND40 500.0 Npg0,00 13.53 4.22 ne oM1aeNno ode,
<br /> 0121,02 1006,00) 89 ND60 Iq<50 ND<50 ND<50 19,00 ND<50 NN50 63 ND<50 10005.00 ND<50 12A3
<br /> 0523/0 Np<50 - $.22 °s00eNn°odor
<br /> - - - 8.200 ND-100 NNIOO NDc10 NNI.00 530 NDo25,000 1320 03.29 -1.81 n
<br /> 0821/02 13,00(9) - - _ - - 9,am ND<20 N020) ND<20 NNIOp00 ND<t00 NDc5000 1L01
<br /> 11/16,02 ND-50 - - _ - 822
<br /> - 11 Um NDc20 ND<p 22 NN200 NDd.000 NO4,Om 13.86 q5]
<br /> 0920.3 ND<50 570(r) ND-31 NDo31 ND21 NO<31 9800 NN31 101321 ND21 ND<]ID 10)01,00 10)06,30 12.88
<br /> DS5gro3 ND<50 - ND<17 ND<P Np<1J ND01J 9,70 NO01] -139
<br /> 00/1W03 11 050 - ND-17 NN17 ND210 NDc1,00 NOc3.30 1325 -1."
<br /> - 8.00 NN17 ND<41 19 810 ND<1,0m ND<33.0m 1D.32 7,82 3.50
<br /> 12a]m310 ND-50 am NN10 ND<10) NOctm ND<10 20.0m ND<10 NDc100 NDc10O 7,90 M NDc200,000 1091
<br /> 0/10/04 5806(0 2000) 14 0100 NDO. NO-10 NO<200 12,000 NOc20 NOd O) -3.09
<br /> Oup-1(q 02/10,04 6500(1) 100(0 ND<10 JS ND<100 J,20 10)2,500 NO-250 9.38 -1.58
<br /> (t) (t.$) 10,0010)(1) 206(,0 11,,0Q) 10)0200(1) 10)0100(O ND<10(I) 8,60(1) NDQ.Om ND<20 9.Ja .1,56
<br /> 0520/04 1,30 140 - - - - 1$00 - ND<0.50 6,40
<br /> 00/16104 1]0 250 - - - - - 10.50 4.68
<br /> 206 NO-0.50 10)00.50 ND<O50 6,400 100050 10085.0 1026 3.08
<br /> imOddl
<br /> sr. 04 QO 70 10)00.50 8,800
<br /> 038 3.54
<br /> OP231m 333 198 10)00.50 NDc0.50 10)00.50 NO-1.0 64 10)0,0.50 1.6 10)00.50 6,00 100810 NDc50 8.6)
<br /> mNW.ir's ]3 98 _ _ -0.05
<br /> 10 NN5.0 2,500 9.0 -1.63
<br /> 1 Inolm 68 150 - - Np<5.0 ND<5.0 ND6.0 10085.0 2,800 1000500 10)0500 1D.JB
<br /> 11/3,0105 56 NO<50 - _ _ 3.51
<br /> ND<5.0 - Np<5.0 3,80 012.12 4.30
<br /> 02/0108 ND<50 0 ND<0.50 ND O60 ND<0.50 ND<1.0 2] .Oct.) 028 NDc5,0 2,400 ND<10.0) ND<S00 8.]1
<br /> 05/30/m 51 95 Npc0.50 10000.50 ND<O.m NNI.0 2.0 'O,BB
<br /> 0861/06 )4 c50 09 - _ _ - oO ND-5.0 1106 - NDa1)0 8.60 $.50
<br /> - 1.1 ND<0.5) 10)00.50 NDc0.50 ND<5.0 NDc10.00 ND<2m 9.68 -1.84 net purged
<br /> 11/16/06 NDc50 85 - - - - 1,2 NDc0.50 NDc5.0
<br /> 12.34 4.52
<br /> 0226/07 NDc50 ND<50 NDc0.50 NO<0.50 ND<0.50 NDc1.0 0.7 ND<0.50 Np<, 9'B8 -0'0] "°i purged,0528/0] ND a NNSO - )50 NU<0.50 ND<5.0 120 10)0250 9.38 -1.56 oelpur4M
<br /> - .8J - NNO.50 ND<5.0
<br /> 002)10] NDc50 ND<50 0
<br /> - 0.81 ND<0.50 ND<0,50 10,080,50 ND-5.0 10)010.006 100025012.34
<br /> not purged
<br /> 0360/0] ND-60 110 NNU.50 10000.50 Np<0.5) Npq.O 029 ND<O.m 10)00.5,0 ND<0.50 ND<5.0 NO 250 10.11 -229 not Pwgetl
<br /> 03/19/00 ND-50 130 10000.50 NDc0.50 ND<0.50 10001.0 0.83 NDc0.50 NO<0.50 NND.50 Noc5.0 NDa10 100250 0.0 229
<br /> 0521/Oil NN50 140 _ _ 013 _ -0,m
<br /> 0820/08 ND<SD 180 - - - NDc5.0 NDc10 - 9.50 -1.68
<br /> 0.84 ND<0.50 NDc0.50 NO<0.50 ND-5.0 NO<1) NO25) 9.90 -200
<br /> 11106100 ND<50 150 - - - 1,0 ND<0.50 ND<0.50 NO<Om ND90
<br /> 02109/06 NOc50 140 NNO.50 ND<0,5) NN&W NDc1A 12 ND-0.50 NO-D.60 NNOsO NN10 NNIm 9J0 106
<br /> 05.7/09 ND<5D 210 _ _ 100250 9.30 -1.48
<br /> 1.6 - 10)00.50 NDgO 8.09 -1.27
<br /> 0861,00 ND<50 140 - - - 1.1 - NDcO.m NDa10 NDc100 ND250 9.83 7}9 gµ
<br /> 03/12/119 NN50 106 - - - - 1.0 - NDc0.0 NO<10
<br /> 0/06110 NO<56 140 ND-D.50 NOc0.50 ND<0.50 NDzlg 12 ND<Or) NDoD.5D NO<0.50 36 1506 - 9.80 821
<br /> 05`06110 ND<SO 160 - 12 NO250 825 -138
<br /> 23) - _ - - - - ND<0.50 NNIO ND<1m - 860 -1.21
<br /> 08/30/10 Npc50 - - _ 0.9 ND<0.50 ND<0,50 ND .50 NNIO NDOOO ND<250 9.70
<br /> IM3/t0 ND<50 240 - 3.31
<br /> 0.9 - 100[0.50 1000 8.45 3,06
<br /> 03MIM3 NS 210 c0.5) 00,50 [0.50 01.0 1.60 0,0_06 0,0,50 [0.50 010 010
<br /> MW6 03101/93 ND050 ND<50 NO<OSO NO<O.m ND<0.50 100[0.06 250 8.48 .109
<br /> tureen 06,0419] ND<SD NDcm 10)09.50 100[0.06 10,000.50 NNO.m _ _ _ - 8.22 O.A 5.85
<br /> inteml 082853 NN50 ND<0.50 ND<D.50 NO<0.50 ND<O.m 823 -0.46
<br /> 3-20' 12/02/93 NO<50 ND<50 ND<0.50 gi ND<0.50 ND<D.m _ _ _ _ 9.80 6,06
<br /> 0,0154 ND-5D ND<50 NDc0.5) ND<0.50 NNO.m NOc0.50 - _ - - 9.50 4.81
<br /> 06,0194 NDzm ND<50 ND<0.50 NDM.50 10)00.50 NDc).SO 8'38 -7.61
<br /> 020/94 NOc50 Np 50 ND-0.50 ND<0.50 ND00.50 NDc0.50 - - _ _ - 8'98 $21
<br /> 1210254 NN50 51 10000.0 NDc0.50 11 00.50 NO<0.50 _ _ _ _ 9'83 4.80
<br /> 03A155 ND<60 110 NO<0.50 NDc).50 NO<0.50 ND00.50 _ _ - - 9.06 $26
<br /> MMV95 NN50 67 ND<0.50 ND<O.m ND<D.5D N0<0.50 _ _ - 6.48 521
<br /> 115155 NDc10 NO<50 NDc1.0 NNI.0 Npc1.D Np2.) ]./ _ - 8.18 .7,39
<br /> 02/1458 ND60 ND<50 NpcO.m ND<1 NDct ND<t I NNIO _ 920 6.01
<br /> - - - 5.83
<br /> 1:1Co"°ccP611ps non" -d9uR"en611net'51a[eddleN¢ODi III..t to 5 nd Ppp a C 101 1.,18
<br /> Page 10 0118
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