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<br /> CAMBRIA
<br /> Table 1 Additional Groundwater Analytical Data,Shell-branded Service Station,2575 Country Club Boulevard,Stockton,California
<br /> Sample Date DIPE ETBE TAME TBA Methanol Ethanol EDS Volatile Organics by EPA 8260
<br /> (A&(L) (AgIL) (Ag(L) (Ag/ ) (Ag(L) WIL) (AgIL) (Ag(L)
<br /> MW 5 02-Sep-97 <12 500 <12,500 <12,500 <625,000 600,000 <3,120 000 NA Not detected except for Benzene 13000 ppb
<br /> MW 5 02 Dec-97 <10 000 <10,000 <10,000 <500,000 540,000 62,500,000 NA
<br /> MW 5 29-Jan 98 <10,000 <10,000 <10,000 <500 000 470,000 Q,500,000 NA
<br /> MW 5 23-Apr-98 11 <10 2,600 <500 76,000 4,500 NA
<br /> MW-5 29-Jul-98 <10,0W <10000 <10,000 0500,000 130,000 <2,500 000 NA
<br /> MW-5 06-Oct-98 <5,000 <5 000 <51000 Q50,000 89,000 <1,250,000 NA
<br /> MW-5 27-Jan-99 <10,000 <10,000 <10 000 <500,000 290,000 62,500,000 NA
<br /> MW-5 15-Apr 99 <5,000 <5,D00 5,080 <500,000 200,000 61,500 000 NA
<br /> MW-5 27-Jul-99 <2,500 <2500 5,100 <250,000 020,000 <1,250000 NA
<br /> MW-5 28-Oct-99 62.,000 <2,000 3,490 <200,000 <10,000 <1,000,000 NA
<br /> MW-5 28-Jan-00 <1,250 <1,250 3,020 <125,000 <10,000 <625,000 NA
<br /> MW-5 18-Apr-00 <500 <500 920 28,200 <20,000 <250,000 NA
<br /> MW-5 28-Jul-00 <10,000 <10 000 <10,000 NA <20,000 NA <10,000 DIPE,TAME,and EDB were analyzed outside of EPA
<br /> recommended hold time
<br /> MW-5 19-Oct-00 <2 000 <2,000 62,000 <100,000 <20,000 NA NA DIPE,TAME,TBA,and ELBE were analyzed outside of EPA
<br /> recommended hold time
<br /> MW-5 11-Jan-01 <200 0200 1,090 <20,000 620,000 NA NA
<br /> MW-5 12-Apr-01 <100 <100 457 <10,000 <20,000 NA NA
<br /> MW 5 30-Oct-01 <200 <200 1,600 28,000 <1,000 000 NA NA
<br /> MW-5 09-Jan-02 <100 <100 770 30 000 <400,000 <1,000 NA
<br /> MW-5 18-Jul-02 <100 <100 120 4,900 <10,000 NA NA
<br /> MW-5 11-Oct-02 <250 Q50 2,200 20,000 <50,000 NA NA
<br /> MW-5 06-Jan-03 <50 <50 540 19,000 <10,000 NA NA
<br /> MW-5 10-Apr-03 <25 <25 220 14,000 <Moo NA NA
<br /> MW-5(DUP) 29-Jan-98 <10,000 <10,000 <10,000 <500,000 300,000 Q,500,000 NA
<br /> MW-5(DUP) 23 Apr-98 <10 <10 2 500 <500 71,000 62,500 NA
<br /> MW-5(DUP) 29 Jul-98 <10,000 <10,000 <10,000 <500,000 170,000 <2,500,000 NA
<br /> MW-5(DUP) 06-Oct-98 <5,000 <5,000 <5 000 <250000 120,000 <1,250,000 NA
<br /> MW-6 02-Sep-97 610 <2 0 <2 0 <100 <1,000 <500 NA Not detected
<br /> MW-6 02-Dec-97 <2 0 <2 0 <2 0 <100 <1,000 <500 NA
<br /> MW-6 29-Jan-98 <2 0 Q 0 <2 0 <100 <1 000 <500 NA
<br /> MW-0 23-Apr-98 <2.0 <2 0 <2 0 <100 <1,000 <500 NA
<br /> MW-6 29-Jul-98 <5 0 <5 0 <5 0 <250 <1,000 <1,250 NA
<br /> MW-6 06-Oct-98 <2 0 <2 0 <2 0 <100 <1,000 <500 NA
<br /> MW-6 27-Jan-99 <2 0 Q 0 <2 0 <100 621000 <500 NA
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