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r �■ - �r r s r r it r� ■�■ r r r�■ r� r r rr --r r� <br /> BRIG. <br /> Table 1 Additional Groundwater Analytical Data,Shell-branded Service Station,2575 Country Club Boulevard,Stockton,Califomta <br /> Sample Date DIPS ETRE TAME TB� Methanol Ethanol EDB Volaule Organics by EPA 8260 <br /> (A IL) (u�) (AgIL) (AS/L) (ugly) (u€/-) (Agd-) (Ag(L) <br /> MW-6 15 Apr-99 <2 00 <2 00 <2 00 <200 <1 000 <3 000 NA <br /> MW-6 27 Jul 99 <2 00 <2 00 <2 00 <200 <1,000 <1 000 NA <br /> MW-6 28 Oct 99 <2 00 <2 00 <2 00 <200 <1,000 <1,000 NA <br /> MW 7 02 Sep 97 <2 0 <2 0 <2 0 <100 <1 000 <500 NA Not detected <br /> MW 7 02 Dec-97 <2 0 <2 0 12 0 <100 <1 000 600 NA <br /> MW 7 29 Jan-98 <2 0 <2 0 <2 0 <100 <1 000 <500 NA <br /> M W 7 23 Apr-98 <2 0 <2 0 <2 0 <100 <1 000 600 NA <br /> MW 7 29 Jul-98 <2 0 <2 0 <2 0 <100 <1,000 <500 NA <br /> MW-7 06 Oct-98 <2 0 <2 0 <2 0 <100 <1 000 <500 NA <br /> MW 7 27-Jan 99 NA NA NA NA <2,000 NA NA <br /> MW 7 15 Apr 99 <2 00 <2 00 <2 00 <200 <,000 <3,000 NA <br /> MW 7 27 Jul 99 NA NA NA NA <1 000 NA NA <br /> MW 7 27 Jul-99 NA NA NA NA <1,000 NA NA <br /> MW-7 28 Oct-99 NA NA NA NA <1 000 NA NA <br /> Not detected except for n Butylbenzene 360,sec-Butylbenzene 100 <br /> MW 8 02 Sep 97 <100 <100 <100 <5 000 <10,000 <25,000 NA Ethylbenzene 2100 Isoproplybenzene 210 Naphthalene 280 n- <br /> Propylbenzene 790 Toluene 720 12 4-Tnmethylbenzene 5100, <br /> 1,3,5-Tnmethytbenzene 1500 and Total Xylenes 9400 ppb <br /> MW-8 02 Dec-97 <120 <120 <120 <6,200 <10 000 <31 000 NA <br /> MW 8 29 Jan 98 <670 <670 <670 <33,000 19 000 <170 000 NA <br /> MW 8 23 Apr-98 <100 <100 1 1050 <51000 53 000 <25000 NA <br /> MW 8 29 Jul 98 <67 <67 <67 <3,330 14,000 <16,600 NA <br /> MW 8 06-Oct 98 <100 <100 <100 <5 000 18 000 125,000 NA <br /> MW 8 27-Jan 99 <4 0 <4 0 <4 0 X200 <4 000 <1 000 NA <br /> MW-8 15-Apr 99 <200 <200 44-'Z <20 000 7,100 <300 000 NA <br /> MW 8 27 Jul 99 <100 <100 154 <10000 138,000 <50,000 NA <br /> MW-8 28 Oct 99 6 00 <5 00 <5 00 <500 17 600 <2 500 NA <br /> MW 8 01 Jan 00 <133 <133 <133 <13,300 28 900 <66 700 NA <br /> MW 8 18-Apr-00 <40 0 <40 0 47 lb' 2 620j <5 000 <20 000 NA <br /> MW 8 28-Jul 00 <100 <100 <100 NA <20,000 NA <100 DIPE TAME and EDB were analyzed outside of EPA <br /> recommended hold time <br /> MW-8 19 Oct 00 <2 00 <2 00 <2 00 <100 <10 000 NA NA DIPE TAME,TBA and ETBE were analyzed outside of EPA <br /> recommended hold time <br /> MW 8 11 Jan 01 <2 00 <2 00 <2 00 <200 <5 000 NA NA <br /> 0783 Page 3 of I I <br />