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CAMB RIA
<br /> Table I Additional Groundwater Analytical Data,Shell-branded Service Station,2575 Country Club Boulevard,Stockton,California
<br /> Sample Date DIPE ETBE TAME TBA Methanol Ethanol EDB Volatile Organics by EPA 8260
<br /> (µg/-) (lig/-) (pg/-) (lig/-) (pg2) (lig/-) (lig/-) (Hg/-)
<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 <10000 <10 000 <500 000 540 000 <2 500 000 NA
<br /> MW-5 29-Jan-98 <10 000 <10,000 <10,000 <500,000 470,000 <2 500 000 NA
<br /> MW-5 23-Apr 98 11 <10 2,600 <500 76 000 <2 500 NA
<br /> MW-5 29-Jul 98 <10,000 <10000 <10 000 <500 000 130 000 <2,500,000 NA
<br /> MW-5 06-Oct-98 <5,000 <5 000 <5 000 <250 000 89 000 <1,250,000 NA
<br /> MW-5 27 Jan 99 <10,000 <10 000 <10 000 <500 000 290,000 <2,500,000 NA
<br /> MW-5 15-Apr-99 <5 000 <5 000 5 080 <500 000 200 000 <7 500 000 NA
<br /> MW 5 27 Jut-99 <2 500 <2,500 5,100 <250 000 QO 000 <1 250 000 NA
<br /> MW 5 28 Oct-99 <2,000 <2,000 3,490 <200,000 <10,000 <1,000,000 NA
<br /> j 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 <10000 <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 <2,000 <I00 000 <20 000 NA NA DIPE TAME TBA and ETBE were analyzed outside of EPA
<br /> recommended hold time
<br /> MW-5 11-Jan-01 <200 <200 1090 <20000 <20,000 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 <I 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 <250 2200 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 <2 500 NA NA
<br /> MW-5 17-Jul-03 <20,000 <20 000 <20 000 <50,000 <500 NA NA
<br /> MW 5 16-Sep-03 <200 <200 <200 5,600 <6,000 NA NA
<br /> MW-5(DUP) 29 Jan-98 <10 000 <10 000 <10 000 <500,000 300,000 <2,500,000 NA
<br /> MW-5(DUP) 23-Apr 98 <10 <10 2,500 <500 71000 <2 500 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 <250 000 120,000 <1 250 000 NA
<br /> i
<br /> MW-6 02 Sep 97 <2 0 <2 0 <2 0 <100 <1 000 <500 NA Not deteewd
<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 <2 0 <2 0 <100 <1 000 <500 NA
<br /> MW 6 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
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