Laserfiche WebLink
E <br /> T <br /> CONDOR EARTH TECHNOLOGIES INC. <br /> 188 Frank West Circle <br /> Suite I <br /> Stockton, CA 95206 <br /> July 25,2002 (209) 234-0518 <br /> FAX (209) 234-0538 <br /> Mr. David Rosso <br /> California State University Stanislaus Condor Project No. 3024 <br /> Multi-Campus Regional Center <br /> 1252 North Stanislaus Street <br /> Stockton, CA 95202 <br /> E <br /> cc: ; Mr.Nuel Henderson,Jr.,'SJCEHD <br /> Subject: Second Quarter Groundwater Monitoring Report(June 2002),California State University x <br /> Stanislaus Multi-Campus Regional Center, 1252 North Stanislaus Street,Stockton,CA <br /> Dear Mr. Rosso: <br /> This is a report of the results of the second quarter 2002 groundwater monitoring <br /> event conducted on June <br /> a <br /> .28, 2002, at the above-referenced site. Maps indicating the site location, estimated groundwater gradient, <br /> and laboratory analytical results (Figures 1, 2, and 3, respectively) are attached to this report. `Also <br /> attached are site background information, historical monitoring data, field forms, and laboratory <br /> analytical results. This report has been submitted to the San Joaquin County Environmental Health <br /> Department(SJCEHD), as referenced above. <br /> i <br /> Summary of June 2002 Quarterly Groundwater Monitoring Results <br /> Field Activity <br /> Number of groundwater wells 3 Number of groundwater wells sampled 3 <br /> E Number of groundwater wells ; Date monitored 6128/02 <br /> measured for water level <br /> Site Hydrology <br /> Approximate average depth to 37 19 feet Average increase(+)/decrease(—) in -0.33 feet <br /> groundwater depths to groundwater since last sampling <br /> Approximate flow direction Southeast <br /> Groundwater Contamination <br /> Wells containing free product None Wells with detected odors 1 - <br /> Number of wells with no detectable Number of wells with concentrations at or <br /> petroleum hydrocarbons 1 above MCL 2 <br /> Maximum Analyte Detection Value: <br /> Benzene Benzene(Ag/L) 4.7 <br /> Nature of contamination: MTBE MTBE(µg/L) 190 <br /> 1,2-DCA 1,2-DCA(ug/L) 93 <br /> ~ TPH-G TPH-G(�tg/L) 480 <br /> ENVIRONMENTAL GEOLOGICAL ENGINEERING GEOTECHNICAL <br /> http://www.condorearth.cam <br />