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s � <br /> • AE 2 , <br /> ANALYTICAL RESULTS GROUNDWATER <br /> 4445 PERSHING AVENUE, STOCKTON, CALIFORNIA <br /> Monitoring Date Total Aromatic Volatile Organics EDB Total Lead Organic Coliform <br /> Well Petroleum (ppb) (ppm) Lead Total/Fecal <br /> Hydrocarbons (ppm) (MPN/100 ml) <br /> Gasoline Benzene Toluene Ethyl Total <br /> (ppm) (ppm) (ppm) benzene Xylenes <br /> (ppm) (ppm) <br /> MW-3 07/23190 < < < < < <c0 01 --- --- -- -- <br /> 10/09190 < c c < < «0 01 --- <<1 0 --- --- <br /> 01/09/91 < < < < < «0 01 - --- --- 51 <br /> 04/09/91 < c < < < «0 01 -- «1 0 -_.. — <br /> 07/17/91 015 c < < < «0 01 <<1 0 --- --- -- <br /> 10l08l91 < < < < < «0 01 0 008 - --- --- <br /> 01121/92 < < < < < «0 01 0 012 --- — — <br /> 04/21/92 < < < < < «0 02 -- --- -- --- <br /> 07/13/92 < < < < < –_ - <br /> 10/08/92 < < < < < -- – --- — — <br /> 01/11/93 OBS OBS OBS OBS OBS OBS OBS OBS OBS OBS <br /> 04/28/93 0 160 < < < 000063 --- --- --- – — <br /> 08/26/93 0 072 00033 000095 00029 00063 --- --- --- --- <br /> 10/01/93 <br /> --10/01/93 < < c < < --- - <br /> 11/22/93 < c < < < __ __ ___ __ — <br /> 02/15/94 < < c < < --- - --- --- ._ <br /> 05/10/94 < < < < < --- --- --- – -- <br /> 08/16/94 < < < < < --- --- -_- <br /> 11/10/94 < < < < < – ___ ___ — <br /> MW-3D 04/28/93 0160 < < < <DUP.) 08/28/93 0 074 00032 1_000076 1 0 0029 1 110062 --- — — — -- <br /> NOTES EDB = Ethylene drbromrde <br /> < - Below Practical Quantdatron Reporting Limits per Irl Regional Board Staff Recommendations for Prelinanary Evaluation and Investigation of <br /> Underground Tank Sites (August 10 1990)(PQL for BTEX=0 0005 ppm TPH as gasoline and diesel=0 05 ppm) <br /> MPN7100 ml - Most probable number per 100 milliliters of sample <br /> Not analyzed <br /> OBS = Obstructed <br /> << = Less than indicated detection Itmd/mpn as mdreated on laboratory analytical report <br /> D - Duplicate sample <br /> ppm = Parts-per million <br /> ppb = Parts-per billion <br /> Fugro <br /> 89 016/November 1994 <br />