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Surface and Subsurface Contamination Report Page 1 I <br /> VELASQUEZ PROPERTY September 5,2008 <br /> ' WKA No. 8237.01 <br /> Groundwater in the area was said to range from approximately 45 to 80 feet bgs. The San <br /> Joaquin County Environmental Health Department decided that additional sampling was not <br /> warranted given that soil sampling an analysis revealed no soil contamination below 15 feet bgs <br /> and groundwater was not encountered in the depths explored. The documentation indicates that <br /> the excavated soil was put back into the"pit." A copy of the documentation received by WKA <br /> ' concerning the former USTs is included in Appendix D of this report. <br /> 4.3 Environmental Record Sources <br /> EDR®was contacted to provide a summary of facilities listed on regulatory agency databases <br /> (EDR®, 2008d). Table 1 (attached) is a summary of the researched ASTM required Standard <br /> Environmental Record Sources, as well as several Additional Environmental Record Sources, as <br /> defined in Sections 8.2.1 and 8.2.2 of the ASTM Standard. For additional reference, the <br /> Executive Summary of the EDR®report is included in Appendix E. A copy of the entire EDR® <br /> report is included on the CD attached to the back cover of this report. <br /> 4.3.1 Site-Related Database Search Results <br /> ' Review of the EDR®report indicates the site is listed as Hershel Vance Auto Repair and P&J <br /> Radiator Service with a site address of 4125 East Main Street. According to the EDR®two <br /> underground gasoline storage tanks (USTs)were removed from the site in 1990. According to <br /> the EDR®the case was soil only and is closed. This is consistent with the information ` ( <br /> ' concerning the former USTs detailed in Section 4.2.9 of this report. <br /> 4.3.2 Federal Database Search Results <br /> Two federally listed facilities were identified by EDR®within one-mile of the site. One facility, <br /> California Paint Body and Auto is listed as a small quantity generator on the Resource <br /> Conservation and Recovery Act database. No violations were indicated at this facility in the <br /> EDR®report. The second facility, Marley Cooling Tower Company, is listed on the <br /> CORRACTS database and is located approximately 4,000 feet north of the site. <br /> According to DTSC: <br /> Marley Cooling Tower Company(MCTC) purchased the land referred to as the South <br /> Yard in 1943. In 1966, MCTC expanded its operations by constructing a pressure <br /> treatment unit in the area referred to as the North Yard. The unit consisted of two retort <br /> vessels used to treat wood products with a solution containing chromium, arsenic and �`� <br />