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California Regional Water Quality control Board : <br /> Central Valle Region <br /> %%" z r <br /> Robert Schneider Chair <br /> Arnold Schwarzenegger <br /> Terry Tamminen <br /> Secretary for Sacramento Main Office _ Governor <br /> Environmental Internet Address: http://w .swreb.ca.gov/mgcb5 ' <br /> Protection 11020 Sun Center Drive#200 Rancho Cordova,CA 95670-6114 REM <br /> Phone(916)464-3291 Fax(916)464-4797 <br /> JAN 2 0 2004 <br /> 16 January 2004 _ )"!MENT HEALTH <br /> Mr. Ralph Moran <br /> Atlantic Richfield Company <br /> 4 Centerpointe Drive <br /> La Palma, CA 90623-1066 <br /> REVIEW OF WORK PLAN, ARCO/BP FUEL TERMINAL, 2700 WEST WASHINGTON <br /> STREET, PORT OF STOCKTON, SAN JOAQUIN COUNTY <br /> Staff of the Central Valley Regional Water Quality Control Board(Regional Board)has reviewed <br /> the 6 January 2004 Work Plan for Additional Investigation (Work Plan) submitted by URS <br /> Corporation on behalf of Atlantic Richfield Company(ARCO) for the ARCO/BP Stockton Fuel <br /> Terminal#40T in Stockton(site). The Work Plan proposes to install four groundwater <br /> monitoring wells in the A water bearing zone to help evaluate the success of nitrate and sulfate <br /> injections near the upgradient boundary of the site. ARCO will collect soil samples during the <br /> drilling to analyze for geo-technical and chemical analyses. <br /> Regional Board staff concurs with the Work Plan provided that groundwater sampling results for <br /> the newly installed wells are included along with the soil results. By 9 April 2004, please submit <br /> an investigation report detailing the field activities and sampling results as described in the Work <br /> Plan. If you have any questions, you may contact me at (916) 464-47119 or <br /> lewisd@rb5s.swrcb.ca.gov. <br /> bl Jud -P.LCP" <br /> DEVRA LEWIS <br /> Environmental Scientist <br /> cc: Ms. Margaret Lagorio, San Joaquin County Environmental Health Department, Stockton <br /> Port of Stockton, Office of Environmental and Regulatory Affairs, Stockton <br /> Mr. Robert Horwath,URS Corporation, Oakland <br /> California Environmental Protection Agency <br /> pia Recycled Paper <br />