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TABLE 2 <br /> ANALYTICAL RESULTS GROUND WATER <br /> SHELL SERVICE STATION (WIC No 20.1-752.1-0808) <br /> . 7910 LOWER SACRAMENTO ROAD, STOCKTON, CALIFORNIA <br /> (All results in parts-peri-nullton) <br /> Monitonug Date Total Petroleum Aromatic Volatile Organics <br /> Well Collected Hydrocarbons <br /> Gasoline Benzene Toluene Etlryl- Total <br /> benzene X%lenes <br /> MW 1 < 00006 < < < <br /> 05/11/90 < 00011 < < < <br /> 10/11,90 c < < < < <br /> 02x01191 < < < < < <br /> 05/08/91 < < < < < <br /> 08/24f91 < < < < < <br /> 11/21/91 < < < < < <br /> 02/20/92 < < < < < <br /> 06/12/92 --- — -- -' <br /> 08112/92 < < < < < <br /> 11/05/92 - -- -- <br /> 02119l93 < < < < < <br /> 08126,93 < < < < < <br /> 02115x94 < < < < < <br /> 08/16'94 < < < < < <br /> 02122195* < < < < < <br /> n[W-2 08/15/89 < < < < < <br /> 05/11/90 < < < < < <br /> 10/11/90 < < < < < <br /> 02/01/91 c < < < < <br /> 05/08191 < < < < < <br /> 48!20191 < < c < < <br /> 11121/91 < < < < < <br /> 02120/92 < < < < < <br /> 06112!92 < < < < 00019 <br /> 08/12/92 < < < < < <br /> 11/05192 < - < < < <br /> 02/19/93 < < < < < <br /> 08/26/93 < < < < < <br /> 02/15/94 < < < < < <br /> 0811694 < < < < < <br /> 02122195* < < 00009 < < <br /> MW-2D 02(22195* < < 0 001 i < < <br /> ( Dup ) <br /> NOTES = Beiow Pracbrai quantitation Reporting+imits per'Tri Regional Board Staff Recommendations for Preliminary Evaivabon <br /> and Investigation of Underground-rank Sites (August 10 1990) (POL far BTEX=0 0005 ppm TPH as gasoline and diesel=0 05 ppm l <br /> . = Not sampled due to change from quarterly to semiannually <br /> D = Duplicate sample <br /> Laboratory,(NET Inc)reported persistent toluene and xylene in laboratory supplied tnp blanks and nnse water Equipment blank <br /> and laboratory method blank contained toluene(0 0007 and 0 00034 respac4veiy)and xylenes(BDL and 0 00048 respectively} <br /> Sampies collected through 11/21/91 by Delta Environmental Consultants Inc of Rancho Cordova Califomra <br /> Samptes collected from 02110/92 through 11105/92 by EMCON Assaaate5 of Sacramento California <br /> Samples collected after 11/05/93 by Stame Tech Sevices Inc of San Jose California <br /> Fugro <br /> 9347 1231/May 1995 <br />