Laserfiche WebLink
Wm. J. Hunter & Associates 2220 Loma Vista Dr <br /> Registered Geologists Sacramento, CA 95825 <br /> Petroleum & Mineral Appraisers (916) 972-7941 <br /> FAX (916) 972-1683 <br /> R <br /> January 12 , 1996 JAN 2 3 9998 <br /> Michael Infurna, Sr RENS ENVIROh1MWAL WEALTH <br /> San Joaquin County PHS PERMIT/SERVICES <br /> Environmental Health Division <br /> 445 No San Joaquin Street <br /> Stockton, CA 95202 tJ Qm <br /> Ref NINTH QUARTERLY GROUNDWATER MONITORING REPORT, INCLUDING r 9� <br /> RESULTS OF SOIL/WATER PROBE INVESTIGATION CONDUCTED OCTOBER 25, <br /> 1996 , 1876 Country Club Drive, Stockton, Site Code 1844 <br /> Dear Mr. Infurna, <br /> On October 25, 1995, seven (7)/shallow soil probes were placed in <br /> Mission Street & Country Club Drive under the June 30, 1995 <br /> workplan & August 16, 1995 workplan addendum prepared by Wm J <br /> Hunter & Associates, (WJH ) On December 8 , 1995 , the ninth <br /> quarterly monitoring & sampling of the five (5) monitoring wells <br /> on the above property was performed by Del-Tech Geotechnical <br /> Support Services as directed by our office This report covers <br /> the results of those two events and includes the following <br /> 1) Details of the field work performed on 10/25/95, custody <br /> chain, and results of laboratory analyses of soil & water samples <br /> taken from the seven (7) soil probes . <br /> 2) Copies of the field logs prepared by Del-Tech detailing the <br /> purging & sampling of the five (5) monitoring wells done on <br /> 12/8/1995 ; and results of the laboratory analyses together with <br /> the chain of custody <br /> 3) A map showing the potentiometric surface & gradient based on <br /> the 1.2/8/95 sampling event, with prior gradient directions <br /> indicated <br /> 4) Maps showing the approximate lines of equal concentrations of <br /> benzene, ethylbenzene, toluene, xylene, and TPHg from laboratory <br /> analyses of water samples collected on 10/25 & 12/8/1995 <br /> 5 A table summarizing the results of laboratory analyses of <br /> water samples from the 5 monitoring wells on the property <br /> DETAILS OF FIELD WORK CONDUCTED ON 10/25/1995 UNDER WJH WORKPLAN <br /> & ADDENDUM - PLACEMENT & SAMPLING OF SEVEN (7) SOIL PROBES <br /> On June 30, 1995 WJH submitted a workplan for placing soil <br /> probes to the north and west of the Sanchez property in an <br /> 1 <br />