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<br /> Table A-1
<br /> Historical Groundwater Analytical Results
<br /> San Joaquin County Human Services Agency
<br /> Analyte Concentrations(µg/L)
<br /> Well Sample Groundwater Ethyl- Total Total
<br /> No Date Elevation (ft) Benzene benzene Toluene Xylene TPH-G TPH-e Lead EDB
<br /> i
<br /> MW-1'2 12/34/88 NM ND(as) ND(0.5) ND(Q5) ND(05) ND(20 NDOM ND(M
<br /> I
<br /> MW-2'1 12/30/88 NM 28,000 3,100 25,000 10,000 59,000 41,000 795
<br /> 5121197 NM 5,400 890 314 1,400 13,000 - _ _
<br /> 12/16/97 NM 1,500 1,100 17 1,000 9,100
<br /> i
<br /> MW-2A 7125195 -29 82 7,000 3,800 3,300 11,000 79,000
<br /> 8130196 -25 47 2,300 2,500 100 3,600 22,000
<br /> 1214196 -25 13 2,000 1,900 160 2,800 17,000
<br /> 2124197 -21 90 1,900 1,300 940 2,600 19,000
<br /> 32
<br /> 5121197 -21 10 1,900 1,200 710 1,800 17,000 -
<br /> 9119197 -21 84 920 870 150 550 11,000
<br /> 12/16/97 -2201 200 160 14 50 1,400
<br /> 3117198 -1854 1,300 1,000 520 1,800 12,000
<br /> 6/18198 -17 11 1,000 1,200 350 1,300 12,000
<br /> MW-3'2 12/30/88 NM 2 8 0 73 4 2 2 6 ND(24 ND(.,,) 1,300 -
<br /> MW-3A 7125195 -30 02 ND(0.5) ND(,$) NDS, ND(o5) ND(sm
<br /> 12!3196 -25 29 NDAS) ND(Q5) ND(OS) ND(2) ND(.,�
<br /> 5/20197 -21 22 ND(MS) ND(o 5) ND(O-5) ND(2) 150
<br /> 12/16/97 -2218 ND(0.5) ND(" ND(Q,,) ND(n ND11
<br /> 6(18198 -1724 2 ND(o 5) NDS" ND(2) 240
<br /> I-TRO1ECPMLSAN]OQ1HSATBA 1JUN
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