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Environmental Assessors, Inca <br /> November 8, 1993 <br /> Mr Saiyed Ali <br /> Caltrans - District 10 <br /> 1976 E Charter Way <br /> P O Box 2042 <br /> Stockton, CA 95201 <br /> Subject Sampling at Stockton Yard r <br /> Dear Mr Ali <br /> 7, <br /> Per your request, Environmental Assessors, Inc conducted the following at St.c_�_qkton`-- <br /> Maintenance Yard _ - <br /> Ln <br /> o Purged, sampled (for EPA 8015-Modified for Gasoline, and EPA 8020), and- <br /> measured groundwater levels of three monitoring wells (referred to as MWA, <br /> MWB, and MWC), and <br />. o Sampled one soil pule for EPA 8015/8020, and EPA 8015-Modified for <br /> Diesel <br /> Enclosed are the laboratory results of the analyses Results show that there are no <br /> gasoline-derlvea contaminants in the soil pile, but that diesel was detected a, a low level <br /> of 33 mg/kg Gasoline-derived contaminants exceeding water quality goals were <br /> detected in all three monitoring wells A detailed discussion of the sampling activities and <br /> the results are embodied in a report entitled "Site Investigation of Caltrans - Shop 10, <br /> Stockton California" <br /> Sincerely, <br /> Environmental Assessors, Inc <br /> Norman Sacro <br /> Project Director <br /> Enclosure <br /> 87/71-51-1 C <br /> 112E E AEosta Avenue - P 0 Box 697 - Glendora Californoa 51740 <br /> Telephone (818) 852-1629 - Fax I81 Bl B52-1630 <br />