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TABLE3 <br /> SUMMARY OF HISTORICAL GROUNDWATER GAUGING AND LABORATORY ANALI'T[CAL DATA <br /> Former Tosco Bulk Terminal No.10013 <br /> 3505 Navy Drive,Stockton,CA <br /> Approximate �1t_', J . <br /> TOC- -Constructed Depth to Groundwater' •�TPH D --_ (µP! Bennet=e Toluene•. Ethylb_T=ne :Total Xylenes MTBE LTBE TAME THA Methanol Ethanol-. <br /> �P 71)G Ll L (uB2) DIPE(µ! ) (pflL� � (µms-) (µR11-) (µB2) <br /> vdell Elevation -Total Well Groundwater Elevallon - (µg/L) (µgi ), (µB2) •(pFn-) (µBH-): <br /> Sample Date <br /> Number -_ (feet above _Depth (feet below. (Cect�above ..- <br /> MSL) (feet below. TOC) ,n 1t�. ;� <br /> TOC EPA Method 8015M k <br /> .• a E 60 <br /> Meilroif 82 <br /> MW-I9C 05/06/10 2.16 72 4.87 -2.71 ND<50 ND150 ND150 ND<50 ND<50 ND<I0 5 10 -- 5'_ ND-100 --- <br /> MW-18C 08/30/10 2.16 72 6.06 -3.90 1,900 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<I.0 7 to -- 62 ND<I00 NDQ50 <br /> MW-18C 12/03/10 2.16 72 5.72 -3.56 150 10.50 10.50 <QSp <1.0 9 11 - --- 53 1100 Q50 <br /> MW-18C 02/18/11 2.16 72 4.62 -2.46 74 <br /> MW-IBC 05/11/11 2.16 72 5.23 -3.07 75 --- -- --- - --- 11 --- --- -�- <10 --- --- <br /> MW-19C 09/08/11 2.16 72 5.90 -3.74 150 39 10.50 10.50 10.50 <br /> <I.0 6.9 7.1 - -- 56 1100 Q50 <br /> 37 <br /> MW-18C 12107/11 2.16 72 5,92 -3.76 150 -- _- 10.50 10.50 <IO II 6.0 110 1100 Q50 <br /> MW-18C 03/05/12 216 72 5.48 -3.32 150 150 <0.50 -- - <br /> MW-19C 05/30/03 II 20 70 13.64 -2.44 440(r) 69 ND<O 50 ND<0.50 ND<0.50 N13<0 50 35 ND<O 50 ND<O 50 ND<0.50 49 --- ND<100 <br /> MW-19C 08/13/03 11.20 70 14.90 -3.70 360(r) ND<50 ND<0.50 ND<O.50 ND<0.50 ND<0.50 29 ND<0.50 ND<0.50 ND<0.50 11 --- ND<1000 <br /> MW-19C 12/22/03 11.20 70 14.40 -3.20 280(r) ND<50 NDm.50 ND<0.50 ND<0.50 ND,*,50 29 ND<0.50 ND<0.50 ND<0.50 ND<IO --- ND<1000 <br /> MW-I9C 02/10/04 11.20 70 13.92 -2.72 140(,) ND<50 0.34(u) 0.43(u) 0.19(u) 0.86(u) 26 ND<l0 ND<O.50 ND<0.50 15 ND<50 ND<5 <br /> MW-19C 05/20/04 11.20 70 14.34 -3.14 --- -- -'- -- --- --- --- -- -- -- --- --- <br /> MW-19C 08/16/04 11.20 70 15.05 -3.85 430 NDQO NDm.50 ND14.50 ND<0.50 ND<0.50 ND<0.50 -- -- -- ND<5.0 ND<50 ND<5.0 <br /> MW-19C 11/29/04 11.20 70 14.61 -3.41 -- -- -- --- --- -- --- --- --- --� <br /> MW-19C 02/17/05 1120 70 12.75 -1.55 88(x) ND<50 ND<0.50 ND<0.50 ND<0.50 ND<IO I --- -- --- 5 ND<500 ND<50 <br /> MW-19C 05/17/05 11.20 70 13.43 -2.23 - -- - -"- --- --- --- -- --- -- <br /> Mw-I9C 08/30/05 11.20 70 14.67 -3.47 29 ND<50 ND<0.50 ND<0.50 ND<O 50 ND<I O ND<50 -- --- -- ND<5.0 ND<500 ND150 <br /> MW-19C 8130/05dup 11.20 70 - --- -- ND<50 - -- --' -- <br /> -- --- <br /> MW-19C 11/30/05 11.20 70 15.07 -3.87 - -�' -- --_ - -- -- -- I --- --- <br /> MW-I9C 02/02/06 11.20 70 12.71 -1,51 ND<50 ND<50 I ND<0.50 ND<0.50 ND<0.50 ND<I.0 3 --- --- --- ND<5.0 ND<I0,000 ND<I00 <br /> MW-19C 05/30/06 11.20 70 12.93 -1.73 --- - -- --- - -- - -- --- -- --- <br /> MW-19C 08/31/06 11.20 70 14.34 -3.14 ND<50 ND<50 ND<30.50 ND<0.50 ND<0.50 ND<I.0 13 --- - -- 38 ND<I0,000 ND-250 <br /> MW-19C 11/16/06 11.20 70 14.48 -3.28 -- -- --' -- --- --- -` - �-MW-19C 02/26/07 1120 70 13.84 -2.64 ND<50 ND<50 ND<0.50 ND<0.50 ND<O 50 ND<l0 1 --- -- -- 12 120 NDQ50 <br /> MW-19C 05/29/07 11.20 70 14.27 -3.07 -- -- -- -- -- -- --- <br /> MW-19C 08/27/07 11.20 70 14.78 -3.58 90 ND<50 ND<0 50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 -- -- --- ND<5.0 ND<10,000 ND-250 <br /> MW-19C 11/30/07 11.20 70 14.70 1 -3.50 -- -- �- - <br /> MW-I9C 03/19/08 1 11.20 70 13.66 -2.46 67 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<I.0 I ND<50 ND<50 ND150 ND<10 ND<10 NDQ50 <br /> MW-19C 05/21/08 11.20 70 14.03 -2.83 -' - "-- --- -- <br /> MW-I9C 08/28/08 1120 70 14.49 -3.29 56 ND<50 NDm.50 NDm.50 ND<0.50 ND<l0 ND<O 50 -- -- ND<10 ND<10 ND<250 <br /> MW-I9C 11!06/08 11.20 70 14.59 -3.39 -- -- --- --" -- -- <br /> --- -- --- --- <br /> MW-19C 1 02/09/09 11.20 70 13.80 -2.60 65 ND<50 INDm.50 ND�.50 ND<0.50 ND<1.0 ND<0.50 -- -- -- ND<10 ND<I00 NDQ50 <br /> MW-19C 05/07/09 1 11.20 70 13.75 -2.55 -- -- - -- -- `- --- <br /> MW-19C <br /> --MW-19C 1 08/31/09 1 10.60 70 14.45 -3.85 ND<50 ND<50 ND�cO.50 ND<O.50 ND<0.50 I ND<1.0 1 - -- --- ND<10 I NDQ50 <br /> MW-19C 11/12/09 10.60 70 14.32 -3.72 -- -- --- - -- <br /> - - - <br /> MIX-19C 02/03/10 1060 70 13.30 -2.70 ND<50 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<I.0 1 -- -- -- ND<IO 1,200 ND<250 <br /> MW-19C 05/06/10 10.60 70 12.20 -1.60 -- - --- --- <br /> --- <br /> MW-19C 08/30/10 1060 70 14.44 -3.84 180E_ ND<0.50 ND<0.50 ND10.50 ND<l0 ND10.50 -- -- -- ND 10 ND<100 ND<250 <br /> MW-19C 12103/10 10.60 70 13 07 -2.47 -- <br /> • Page 29 of 33 ATC Projea No 075 75118 11888 <br />