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ALTH SERVICES �004� N <br /> PUBLIC hr, <br /> . <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DIVISION <br /> Karen Furst, M.D ., M.P.H., Health Officer . ..cq P. . <br /> 304 East Weber Avenue, Third Floor • Stockton, CA 95202 ` F. 6 <br /> 209/468-3420 <br /> OCT 2 01997 <br /> FLOYD BARNES <br /> 9744 FOUNTAIN VALLEY <br /> STOCKTON CA 95209 <br /> Re : Barnes Trucking Site Code: 2506 <br /> 1 81 7 Fresno Ave <br /> Stockton CA 95206 <br /> San Joaquin County Public Health Services , Environmental Health Division (PHS / EHD) has <br /> prepared a summary of recent regulatory directives which were issued in response to site <br /> conditions encountered during the field investigation which was conducted on September 25 <br /> and 26 , 1997. <br /> The field investigation was conducted to determine the extent of soil and / or groundwater <br /> contamination which may have resulted from the operation of former underground storage <br /> tanks . The lateral and vertical extent of the contamination was significantly greater than had <br /> been previously estimated . As a result, PHS / EHD requested that the following samples which <br /> were collected at depths below ground surface (bgs), undergo laboratory analysis . <br /> Soil Sample Depths (feet bgs) Sample Depths (feet bgs) Sample Depths (feet bgs) <br /> Boring TPH / BTEX Analysis Lead Analysis Oxygenates Analysis <br /> SBI 109 20, 25 , 30 10, 25 10 , 25 <br /> SB2 (MW1 ) 259 309 35 <br /> SB3 20 , 30 <br /> SB4 (MW2) 201 30 <br /> SBS—TS,-20-923;3 2020 <br /> SB6 (MW3 ) 20, 25 , 35 <br /> The field observations of PHS / EHD staff, indicated that it was likely that additional investigation <br /> will be required to determine the lateral and vertical extent of the soil and groundwater <br /> contamination . A report of the field investigation should be submitted by December 5 , 1997 <br /> which includes any recommendations for additional field investigation and or monitoring . <br /> If you have any questions, please do not hesitate to contact me at (209) 468-0337. <br /> Donna Heran , REHS, Director <br /> Environmental Health Division <br /> Mary Meays , Senid REHS Margaret Lagorio, REHS <br /> Site Mitigation Unit Supervisor <br /> cc: Pat Anderson , Central Valley Regional Water Quality Control Board <br /> cc: Martin Clark, State Water Resources Control Board , Cleanup Fund Unit <br /> cc: Doug Guenther, Clearwater Group, 520 Third Street, Suite 104 , Oakland CA 94607 <br /> A Division of San Joaquin County Health Care Services <br />