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• <br /> • TAB•5 <br /> GROUNDWATER ANALYTICAL RESULTS FOR <br /> VOLATILE ORGANIC COMPOUNDS BY EPA METHOD 8260b <br /> NORTH SHORE PARCELS <br /> STOCKTON DEPARTMENT OF HOUSING AND REDEVELOPMENT,STOCKTON,CALIFORNIA <br /> Results in milligrams per liter(mg/1) <br /> Volatile Organic Compounds <br /> Investigation Sample Number Sampling1,2,4- 1,3,5- N_ ro I Iso ro Ib Other <br /> 1 2-Dichloro 4-Isopropyl- Sec-butyl- Tert- N,Butyl- P PY- P PY <br /> Area Date Naphthalene Trimethyl- Trimethyl- <br /> ethane toluene benzene butylbenzene benzene benzene benzene benzene enzene VOCs <br /> 16 MW-6-16 09/29/99 <0.0005 <0.0005 0.00101 <0.0005 0.0249 <0.0005 0.00614 0.00075 <0.0005 0.00063 ND <br /> MW-7-16 09/29/99 <0.0005 0.00306 0.00502 <0.0005 0.02 0.00775 0.0348 0.00304 0.0175 0.0108 ND <br /> MW-9-16 09/29/99 <0.0005 <0.01 <0.01 <0.01 0.813 0.049 3.76 0.623 0.147 <0.01 ND <br /> MW-10-16 09/29/99 <0.0005 <0.0005 <0.0005 <0.0005 <0.002 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 ND <br /> MW-14-16 09/29/99 0.00476 <0.0005 <0.0005 <0.0005 <0.002 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 ND <br /> MW-25-16r 09/29/99 <0.0005 <0.0005 <0.0005 <0.0005 <0.001 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 ND <br /> Trip blank 09/29/99 <0.0005 <0.0005 <0.0005 <0.0005 <0.002 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 ND <br /> 1613-6-GW 05/02/00 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 <0.0005 NO <br /> 16B-7-GW 05/02/00 <0.0005 <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ <0.0005 UJ ND <br /> <0.02 1.18 0.0324 1.81 0.424 0.204 0.128 ND <br /> 21 MW-5 08/05/99 <0.02 <0.02 <0.02 <br /> Notes: <br /> VOCs=Volatile organic compounds <br /> -=Not analyzed or not applicable <br /> 4-Isopropyl-toluene=para-Isopropyl-toluene <br /> N-Propyl-benzene=Propylbenzene <br /> <0.0005=Not detected at or above indicated method reporting limit. <br /> 1 =Duplicate of MW-10-16. <br /> Analytical data qualifier codes: <br /> UJ=Not detected above reported quantitation limit. However,the reported quantitation limit is approximate due to issues identified in case narrative or data validation report. <br /> J-=Value estimated with a low bias due to issues identified in case narrative or data validation report. <br /> Page 2 of 2 <br /> 25970308.xis 08/22/00 <br />