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MWS <br /> • (<0.50) <br /> 03 Roosevelt <br /> Elementary <br /> Pri3cilla's School <br /> Cleaning <br /> Roosevelt <br /> Elementary <br /> School <br /> hoof <br /> Services 10 <br /> ove'h'-'!!--RG_ctr_iQL;ne <br /> MW-4 <br /> i`!i (<0.50) <br /> m- EAST MAIN STREET <br /> n! <br /> C3 IVW-1/VW-2/VW-3 MW-2 <br /> C, (29,000) (1,200) <br /> MW_6 <br /> (9,600) <br /> MW-10A~ <br /> P e <br /> (0.92) C 'D' <br /> VW-4/ -5/VW- <br /> (6,400) 0 B. <br /> - <br /> ispenser A .1 MW_8 <br /> MW-12 X 0 _/(2.0) -`4Y <0.50)* ( MW-3 <br /> 050) <br /> <0.60) <br /> VW-7 <br /> 6. <br /> MW-11 Undergro -4 <br /> —(2.2) Stora <br /> 8-1 Remediati.r". <br /> Trench <br /> Station <br /> Building ................ <br /> rane 1 <br /> (<0.50) MW-7 <br /> \*Mw'.9 CAphult (NS) <br /> (<0.50) <br /> CNO <br /> D1r3t <br /> 0 50 <br /> -EXPLANATION,- Approximate Scale In Feet <br /> MW-9*Groundwater Monitoring Well **% Line Of Equal Concentration Of <br /> VW-6-4-Vapor Extraction Well soao."__4 Benzene Measured In Parts Per <br /> Billion <br /> (7,500) Benzene Concentrations Measured Not Used To Construct Contours <br /> In Parts Per Billion NS Not Sampled <br /> Wells Sampled 12/22/00 <br /> Source: Figure Modified From Drawing Provided By Acton. Mickelson, von Dam, Inc. <br /> And Survey By Ron Archer Civil Engineer, Inc. <br /> HORIZON ENVIRONMENTAL INC. BENZENE ISOCONCENTRATION MAP FIQUR <br /> Project" Number. 1474.43 Drawn By: D. Alston/C.B. BEACON STATION NO. 12474 <br /> Prepared By: R. Smith Date: 02/01 3440 EAST MAIN STREET <br /> STOCKTON. CALJFORNIA <br /> Reviewed By: G. Barker i Revised Date: <br />