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<br /> Table 2 ,
<br /> Fuel Oxygenates Analytical Data
<br /> Former BP Retail Site No 11191 `
<br /> 1469 E Hammer Lane, Stockton, CA
<br /> Well Date Ethanol TBA MtBE DIPE EtBE TAME 1,2-DCA ED
<br /> Number Sampled (pg/L) (pg1L) (pg/L) (pg/L) (pgll-) (pg/L) WIL) (pg/Ll Comments
<br /> MW-1 112312002 - 45 110 -- -- - ND<10 ND<10
<br /> 4/11/2002 10 37 - - ND<10 ND<10
<br /> 7/31/2002 -- 2,900 9 300 - - -- ND<1 0 ND<1 0
<br /> 10/11/2002 - -- 10 000
<br /> 01/30/2003
<br /> 44/10/2003 - 4,900
<br /> 07/1112003 <100,000 - 9,900
<br /> 10/17/2003 <50,000 <10,000 13,000 <500 <500 <500 - --
<br /> 01/26/2004 <20,000 <4,000 10,000 <200 <200 <200 - -
<br /> 04/27/2004 <50,000 <10,000 11,000 <500 <500 <500 -0 --
<br /> <25,000 <5,000 12,000 <250 <250 <25 - L
<br /> 07!01!2004 -
<br /> 10/04/2004 <50,000 <10,000 9,900 <500 <500 <500 -- ~
<br /> 01/1212005
<br /> <50,000 <10,000 9,400 <500 <500 <500 --
<br /> 0511112005 <20,000 <4,000 4,800 <100 <100 <100 -- --
<br /> MW-2 1/312002 - 800 1,900 -- - - ND<10 ND<10
<br /> 1110/2002 - 630 1,800 - - - ND<10 ND<10
<br /> 4/11/2002 - 300 1,300 -- - - ND<10 ND<l0
<br /> 7/31/2002 - 1,400 4,500 - -- ND<10 ND<10
<br /> 10/11/2002 -- - 11,000
<br /> 01/30/2003 - 4,900 J - - - --
<br /> 04/10/2003 -- - 3,900 J -- - --
<br /> 07/11/2003 <10,000 -- 1,600 - -
<br /> W11712003 <50,000 <10,000 22,000 <500 <500 <500 --
<br /> 01/26/2004 <20 000 <4,000 980 <200 <200 <200 - -
<br /> 04/27/2004 <10,000 <2,000 2,800 <100 <100 <100 -- -
<br /> 07/0112004 <50,000 <10,000 15,000 <500 <500 --
<br /> 10104l2004 <5,000 <1,000 1,500 <50 <50 <50 - -
<br /> 01/12/2005 <50,000 <10,000 9,800 <500 <500 <500 -- -
<br /> 0511112005 <2,500 <500 720 <12 <12 <12 --
<br /> MW-3 1/3/2002 - 13,000 27 000 -- -- -- NO-<1 0 ND<1 0
<br /> 411112002 -- 3,500 18,000 -- - - ND<10 ND<10
<br /> 7/31/2002 -- 14,000 30 000 -- - ND<1 0 ND<1 0
<br /> 10111/2002 - -- 44,000 - - "- -
<br /> Pagel of 4
<br /> Report Date June 15,2005
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