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TABLE 3
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES
<br /> SIERRA LUMBER
<br /> 375 West Hazelton Avenue, Stockton, California
<br /> Ground Screen Ethyl- MTBE MTBE
<br /> Well LD. Date Water Interval TPH-g Benzene Toluene Xylenes TAPE TAME ETRE TBA
<br /> bcnzenc 8020 8260
<br /> De th (ft bs )
<br /> • MW-4B 06-22-99 18.84 45 to 50 50,000' 4,900 13,000 1,700 8,700 ND<200 41 10 ND<10 ND<10 ND<50
<br /> 09-10-99 19.89 82,000' 7,300 16,000 2,500 13,000 ND<200 110 ND<55
<br /> ND<5 ND<55 ND<280
<br /> 04-28-00 18.03 64,000' 5,200 7,500 2,200 11.000 ND<200 90 ND<20 ND<20 ND<20 ND<100
<br /> 08-03-00 18.92 81,000' 5,900 11,000 2,500 12,000 ND<100 ND<I00 ND<100 ND<l00 ND<I00 ND<500
<br /> 01-18-01 20.02 66,000 5,000 9,400 2,300 9,400 ND<200 33 ND<5 ND<5 ND<5 ND<25
<br /> 04-23-01 19.91 69,000' 4,700 11,000 2,400 11,000 ND<200 ND<50 ND<50 ND<50 ND<50 ND<250
<br /> 07-24-01 20.43 61,000' 4,100 6,500 2,000 7,800 ND<200 25 ND<20 ND<20 ND<20 ND<100
<br /> 11-01-01 21.71 45,000' 4,000 1,500 2,100 5,600 ND<200 35 ND<10 ND<10 ND<10 ND<50
<br /> 02-19-02 18.55 34,000' 4,100 47 1,900 2,100 ND<50 28 6.2 ND<5 ND<5 ND<25
<br /> 05-30-02 20.22 16,000 2,800 19 1,300 160 ND<100 33 6.1 ND<5 ND<5 ND<50
<br /> 08-20-02 21.85 290' 66 ND<0.5 29 ND<0.5 - 2.4 ND<0.5 ND<0.5 ND<0.5 ND<5
<br /> 12-03-02 22.38 160' 30 0.61 24 ND<0.5 ND<5 2.7 0.52 ND<0.5 ND<0.5 ND<5
<br /> 03-17.03 21.33 ND<50 0.73 ND<0.5 0.65 ND<0.5 ND<5 1.5 ND<0.5 ND<0.5 ND<0.5 ND<5
<br /> 06-17-03 20.68 120 1.1 ND<0.5 ND<0.5 ND<0.5 2 2.7 ND<0.5 ND<0.5 ND<0.5 ND<20
<br /> 09-18-03 22.57 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 - ND<1 ND<1 ND<1 ND<1 ND<10
<br /> 12-29-03 21.46 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<20
<br /> O1-28-04 21.22 1,400 ND<2.5 ND<2.5 2.7 11 ND<2.5 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<20
<br /> 07-02-04 21.33 500 ND<0.5 ND<0.5 ND<0.5 3.6 - ND<1 ND<1 ND<l ND<l ND<10
<br /> 09-03-04 22.47 280 ND<0.5 ND<0.5 ND<0.5 14.4 - ND<1 ND<1 ND<l ND<1 ND<10
<br /> 12-07-04 23.31 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 - ND<1 ND<l ND<1 ND<l ND<10
<br /> 03-24-05 19.97 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 ND<1 ND<1 ND<1 ND<1 ND<10
<br /> 06-24-05 19.53 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 ND<1 ND<1 ND<1 ND<l ND<10
<br /> 09-29-05 20.94 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 - ND<l ND<1 ND<l ND<1 ND<10
<br /> 11-23-05 21.47 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 - ND<1 ND<1 ND<1 ND<l ND<10
<br /> 02-09-06 18.79 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 - ND<1 ND<1 ND<l ND<1 ND<10
<br /> 05-26-06 16.50 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.6 - ND<1 ND<t ND<1 ND<l ND<10
<br /> MW-5 08-25-98 16.17 10 to 35 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<5 ND<l ND<1 ND<1 ND<l ND<5
<br /> 09-16-98 16.59 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<5 ND<1 ND<I ND<1 ND<1 ND<5
<br /> 12-10-98 17.16 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<5 ND<1 ND<1 ND<1 ND<I ND<5
<br /> 03-15-99 15.98 ND<50 ND<0.5 ND<0.5 ND<0.5 ND<0.5 ND<5 ND4 ND<1 ND<l
<br /> ND<1 ND<5
<br /> Advanced GeoEr vironmental,Inc.
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