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TABLE3
<br /> SUMMARY OF HISTORICAL GROUNDWATER GAUGING AND LABORATORY ANALYTICAL DATA
<br /> Former Tosco Bulk Terminal No.10013
<br /> 3505 Navy Drive,Stockton,CA
<br /> Approximate
<br /> TOC Cons6vaed Depth to Groundwater TPH-D TPAG(PNL) Bewene Toluene Ethylbervene Total Xylenes MTBE DME ME LAME TBA Methanol Ethanol
<br /> Well Elevation Total Groundvater Elevation (p8/1,) (pg/L) (pg/L) ug/L) (tWL) (pg/L) (pJL) (p8/L) (pg)L) (p8R-) (48/L) (pati)
<br /> Numbar Sample Dale feet above Depth( p (feTOC)et w (feetabove
<br /> MSL) (feet below TOC) MSL)
<br /> TOC) EPA Method 8015M EPA Method 8260B
<br /> MW-8 12/02/94 3.11 25 1141 -8.30 450 ND<50 ND<050 ND 0.50 ND<050 ND<O.SO
<br /> MW-8 03/31/95 3.11 25 6.89 -578 260 ND<50 ND<050 ND<0.50 ND<0.so ND<0.50
<br /> MW-8 06/02/95 3.11 25 1052 -241 210 ND<50 ND<0.50 NIX0,50 ND<0.50 N 'so
<br /> 7iW-8 11/01/95 3.11 25 12.29 -9.18 130 4,600 ND<5 ND<5 ND<5 ND<50 14,000 - - - - -
<br /> MW-8 02/14/96 3.11 25 964 -6.53 60 1,300 ND< ND<5 ND¢5 ND<5 2,100
<br /> -
<br /> MW-8 05/14/96 3.11 25 9.89 -6.78 9D 2,800 ND<0.50 NIXI ND<t ND<t 4,900
<br /> MW-8 09/10/96 3.11 25 1075 _264 160 550 ND<0.50 ND<I.0 ND<I.0 ND<10 10,000 _
<br /> MW-8 1121F16 3.11 25 11.22 -8.11 1W 6,500 ND<.5 ND6u ND<5.0 pl 6u 15,001) _
<br /> MW-B 04/16/97 3.11 25 10.13 -702 ND<100 6,700 ND<.5 ND<5.0 NDc5.0 ND<9.0 11,000
<br /> -
<br /> M -B 08/06/9] 3.11 25 10.79 -7.68 _
<br /> W -_
<br /> MW-8 08/0]/9] 3.11 25 - - 500 ND<0 NDN.50 ND<I.0 NIX)0 ND<IO 4,200
<br /> MW-8 0123/98 3.11 25 9.00 -5.89 370 5,600 ND<0.50 ND<I.0 ND<10 NIXI.O 4,600 _
<br /> MW-8 07/10/98 3.11 25 9.68 -6.5] 100 ID,000 ND<0.50 ND<10 ND<IO ND<L0 9,400 _
<br /> MW-8 09/17/96 3.11 25 10]8 _7.6] 130 3,300 ND<0.50 ND<m NO<I O ND<l 0 1,800 _
<br /> MW-8 12/30/98 3.11 25 9.28 -6.17 67 15,000 ND<I.0ND<1.0 ND<10 ND<IO 13,000 _
<br /> MW-8 02/16/99 3.11 25 10.75 -7.64 ND<10 16,000 ND<10 ND<1.0 ND<I.0 ND,lu 19,000 _
<br /> MW-8 06/30/99 3.11 25 1070 -759 ND<100 26,000 N1X50 ND<50 ND<5.0 ND<5.0 27,000 _
<br /> MW-8 0827/99 3.11 25 12.02 -891 ND<00 54 ND<I.0 ND<10 ND<1.0 ND<1.0 16,000 _
<br /> MW-8 1123/99 3.11 25 -- - ND<50 ND<00 ND<0.3 N[><0.3 NDm.3 ND<0.6 69,000
<br /> MW-6 02/18/00(1) 3.11 25 967 -6.56 -
<br /> MW-B 04/26/00 3.11 25 10.56 -7.45 ND<47 1,800 ND<0.50 ND 30 ND<0.50 ND M 39,000 _
<br /> MW-8 08/25/00 3.11 25 11.01 -790 ND 47 2,000 ND<0.50 ND<0.50 ND<0.50 ND<0.50 35,0110 ND<500 ND<500 ND W
<br /> MW-8 0925/00(m) 3.11 25 10.85 -274 - - - - 2,700 - -
<br /> MW-8 I 11/151W 3.11 1 25 870 1 -559 ND<47 1,700 ND 0.50 ND<0.50 ND'D.50 NDm.50 28,000
<br /> MW-8 01/17/01 3.11 25 10.78 -767 250 31.000 11 14 7 34 49,200 - - - - - --
<br /> MW-6 06/05/01 621 25 13.32 _7.11 - 23,000 43,000 ND<1.0 5.8 140 ND<10
<br /> MW-8 06/15/01 621 25 1347 _726 - 150 - - - - 52,000 ND<,000 ND<,000 ND<,000 NDWO,000 ND<1,01ID N57OQ00
<br /> MW-8 09/04/01 6.21 25 1420 -7.99 - 97 - - - - 24,000 ND<I,000 ND<I,000 ND<I,000 ND<100,W ND<I,500,
<br /> MW-B 12/11/01 6.21 25 13.59 -7.38 - ND<1000 - - - - 18,000 ND<40 ND<40 57 NDW00 580 ND<I0,000
<br /> MW-8 02/21/02 6.21 25 1243 -6.22 69 ND6,000 ND<50 ND<50 ND<50 ND<0 19,000 ND<50 ND<SO 63 ND<500 ND<5,000 ND<500
<br /> MW-8 0522/02 11.29 25 1320 -191 - ND<50 - - - - 6,200 N1X100 N0<100 ND<lW NIXL000 530 ND<5,ODD
<br /> MW-8 0821/02 11.29 25 14.01 -272 - 13,000(9) - - - 9,SOD 1D 00 14D<00 I ND<00 ND<10,000 N1 100 ND<5WW
<br /> MW-8 11/14/02 1129 25 1386 -257 - ND<50 - - - - 11,000 N13<0 ND<0 22 N13<00 ND<1,000 ND<4,OW
<br /> 1,W-6 1 0220/03 11.29 25 1266
<br /> -1 1 570(r) ND60 ND l NDGiI NDGiI ND<l 9,800 ND l ND<I ND61 Np<10 ND<1,000 ND<6,300
<br /> MW-8 05/30/03 1129 25 13.25 -1.96 - N 0 ND<17 ND<17 ND<17 ND<17 9.700 ND117 M 17 ND<19 ND<310 NIX1,000 ND<,300
<br /> MW-8 08/13/03 7.82 25 10.32 1-2.68
<br /> .50 - ND60 - - - - 6,000 ND<17 ND<17 19 610 NIKI,000 ND<3,000
<br /> MW-8 12/22/031r] 782 25 1091 .09 620(r) ND<50 ND<100 ND<100 ND<IOD ND<I00 20,000 N1X1110 ND<lW ND<I00 7,900 NA ND<OO,DO
<br /> MW-8 02/10/04 7.82 25 9.38 .56 200(r) 5,800(r) ND<100 N0<100 ND<100 ND<00 12,000 ND<00 ND<I00 ND<100 7,200 ND<,500 ND<50
<br /> Dup-Ilc) 02/10/04 7.82 25 938 .56 I80(r) 6,500(r) ND<I 00(t) 75(t.a) ND<100(t) 200(1) 12,000([) ND<00(Q ND<I00(Q ND<I00(t) 8,600([) ND<,000 ND<00
<br /> MW-8 0520/04 7.82 25 10.50 140 1,300 - - 1500 ND< 6,400MW-8 08/16/04 782 25 10.70 88 250 170 - - - 200 ND<0.50 ND<O.SO ND<0.50 4,400 ND<50 N1X5.0
<br /> Page 16of33 ATC Project No.075.75119.0888
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