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PUBLIC HEALTH SE.K"VICES op... <br /> SAN JOAQUIN COUNTY <br /> 4 <br /> JOGi KHANNA M.D.,M.P.H. <br /> Health Officer <br /> P.O. Box 2009 . (1601 East Hazelton Avenue) . Stockton,California 95201 �4tixoaa�P _ <br /> (209) 468-3400 <br /> ly 18, 1989 copy Richard Dunn <br /> :_tephens Marine, Inc. <br /> -. 0. Box 570 <br /> '�tocktan Ca 95201 <br /> '.:E : Stephens Anchorage 4950 W. Brookside ; Stockton 95208 <br /> w.ite Code 1028 <br /> :e <br /> have reviewed the preliminary workplan for the assessment ,. of <br /> :-otvntial soil and groundwater contamination at the above <br /> efErenced facility. Although the workplan lacks sufficient <br /> .nformation, if the fallowing concerns are included in the <br /> rroblem Assessment Report, work can commence at the site. <br /> 1 : Waterwork should evaluate the possibilty of water level , <br /> fluctuation to ensure that water levels will not fall <br /> below or rise above the screened intervals. <br /> 2: The workplan does not include a detailed sampling plan. <br /> Selected soil samples shall be submitted to the <br /> laboratory for benzene, toluene, xylene, ethyl benzene <br /> and total petroleum hydrocarbons detected as gasoline . <br /> and diesel . (Refer to table 2 of the Tri-Regional : <br /> Staff Recommendation Guidelines for Minimum <br /> Verification Lab Analysis. ) <br /> ;: Residual contaminates remaining at the conclusion of . <br /> the investigation attempt shall be addressed in a 'soils <br /> remediation plan. The soil remediation plan shall <br /> include a feasibility study for each option proposed. <br /> 1'. Complete the current Authorization To Release form or <br /> similar facsimile. <br /> Tri-Regional Staff Recommendations and the LUFT manual shall be <br /> -ollowed as guidance documents in preparing work plans and <br /> "-reports_ <br /> A Division of San Joaquin County Health Cam Services <br /> f 'ONO <br />