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TABLE 5
<br /> HISTORICAL GROUNDWATER ANALYTICAL DATA
<br /> Cohn Property
<br /> Stockton,California
<br /> Sample Date of TPH as Aromatic Volatile Organics Seven Fuel Ox aenates
<br /> ID Sampling Gasoline Benzene Toluene Ethyl- Total DIPE ETRE MTBE TAME TBA Ethanol Methanol
<br /> Benzene Xylenes
<br /> IL 1L 1L 1L IL 1L !L /L /L /L IL IL
<br /> MW-2 11/16/98 82 000 19,000 18,000 1 300 8,200 <1,000 <1,000 <1,000 <1,000 <1 000
<br /> 417199 272,000 38,700 53,700 4,040 22,600 <66 7 <66 7 <66 7 <66 7 <6 670
<br /> 5130100 480 000 56 000 74 000 4 400 29 000 <500 <500 <500 <500 <5 000
<br /> 12/14/00 - --- -- --- --- --- --- --- ---
<br /> 6/19101 --- --- - - --- --- --- --- - -
<br /> 9126101 350 000 26 000 46 000 4 000 25 000 <250 <250 <250 <250 <2 500
<br /> 12118'01 -- - - -- --- --- - --- ---
<br /> 414102 -- --- --- -- - --- -- -- --- -
<br /> 6125/02 - - - - - - - - - -
<br /> 9124/02 - - - - - - - -
<br /> 1214/02 - - - - - -- --- - - -
<br /> 313103 --- --- --- --- --- --- --- --- --- ---
<br /> 6111/03 280 000 22 000 43 000 3 000 23 000 <400 <400 <400 <400 <4 000
<br /> 919103 300 000 23 000 40 000 3 700 23 000 <400 <400 <400 <400 <4 000
<br /> 12!3103 260,000 28 000 41 000 4 000 24 000 <400 <400 <400 <400 <4 000
<br /> 3126/04 160 000 21 000 31 000 2 900 16 000 <400 <400 <400 <400 <4 000 <4 000 <40 000
<br /> 6122104 150 000 25 000 26 000 2 400 18 000 <2 500 --- --- --- -- - -
<br /> 9123104 130 000 25 000 22 000 3200 20,000 <2,500 - - - - - -
<br /> 1217104 130 000 25 000 20 000 3,400 21 000 <2 500 -- - - - -
<br /> 314105 120 000 25 000 21 000 4 800 27 000 <250 - - -- - - ---
<br /> 6130105 130,000 19,000 15,000 4,600 24,000 <0 50 <0 50 <0 50 <0 50 27
<br /> MW-3 11/16/98 100 000 8 300 30 000 3 500 22 000 <1 000 <1 000 <1 000 <1 000 <1 000
<br /> 417199 131 000 16,200 18 500 3 840 19,800 <200 <200 <200 <200 <20 000
<br /> 5130100 150 000 1,900 9100 4 300 27 000 <200 <200 <200 <200 <2,000
<br /> 12/14/00 230 000 4200 15 000 4 700 28 000 <200 <200 <200 <200 <2 000
<br /> 6119101 110,000 1,400 7,700 3,400 21,000 <100 <100 <100 <100 0,000
<br /> 9126/01 210 000 7 600 23 000 4 600 27 000 <250 <250 <250 <250 <2 500
<br /> 12118'01 170,000 17,000 26,000 2,700 15,000 <400 <400 <400 <400 <4 000
<br /> 414/02 200 000 10,000 22,000 5 300 31 000 <400 <400 <400 <400 <4,000
<br /> 6125102 240,000 14 000 22 000 4 700 28,000 <400 <400 <400 <400 <4,000
<br /> 9124102 280 000 29 000 36 000 3 800 23 000 <400 <400 <400 <400 <4,000
<br /> 1214102 230,000 21 000 19 000 4 400 24,000 <400 <400 <400 <400 <4 000
<br /> 313103 190,000 16,000 11 000 5 300 25,000 <200 <200 <200 <200 <2 000
<br /> 6111103 160,000 13 000 4 100 4,700 27 000 <200 <200 <200 <200 <2,000
<br /> 919103 260 000 18,000 18 000 4 800 28,000 <200 <200 <200 <200 <2 000
<br /> 1213103 140,000 15 000 3,100 4,400 23,000 <200 <200 <200 <200 <2 000
<br /> 3126104 100,000 5,900 8 700 4 800 26,000 <200 <200 <200 <200 <2 000 <2 000 <20 000
<br /> 6122104 120,000 7,200 15,000 3,700 24,000 <1,000 - - --- --- --- -
<br /> 9/23/04 67,000 5,200 1,500 4,000 20,000 <1,000 - - - - - -
<br /> 1217/04 68,000 5,600 510 4,400 22,000 <500 --- --- - -
<br /> 314105 88 000 4,400 11 000 5,600 30 000 <100 --- --- - - - --
<br /> 6130/05 110,000 3,300 8,500 5,200 25,000 <0 50 <0 50 <0 50 <0 50 <50
<br /> APEX ENVIROTECH INC
<br /> SECOND QUARTER 2005
<br /> Page 2 of 9 COH01 001
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