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L) a <br /> flEC 3 0 2004 Condor Earth Technologies, Inc. <br /> 21663 Brian Lane,Sonora,CA 95370 (209) 532-0361 <br /> ENV1RONMD11 HEALTH 188 Frank West Circle, Suite 1, Stockton,CA 95206 (209)234-0518 � <br /> k'tlSl�lll l�ot_s�f«L� ' <br /> i <br /> December 15,2004 Condor Project No 1707 C <br /> i <br /> MONTHLY GROUNDWATER DISCHARGE SELF-MONITORING REPORT- <br /> NOVEMBER 2004 <br /> CERTIFICATION, CALIBRATION AND SAMPLING PRIOR TO INITIAL DISCHARGE <br /> CANEPA'S CARWASH, 6230 PACIFIC AVE., STOCKTON, CALIFORNIA <br /> NOVEMBER 2004 DISCHARGE PERMIT <br /> This is a report of the results of the final discharge sampling and monitoring events conducted by Condor <br /> Earth Technologies, Inc (Condor) on September 30, and November 22, 2004, at the Canepa's Car Wash <br /> site The equipment began operation and discharge on November 1, 2004 Report attachments include <br /> laboratory analytical reports prior to discharge, laboratory analytical reports for November, and LEL <br /> meter and flow-meter calibration and certification forms (Attachment A and Attachment B) <br /> The final discharge point was sampled at the above-referenced site to evaluate groundwater quality being <br /> discharged to the sanitary sewer system after treatment through an air-stripper/activated carbon series <br /> Laboratory analytical results from the treated groundwater sample will be used to monitor and venfy <br /> groundwater discharge quality and operational efficiency of the treatment equipment <br /> OPERATIONAL PARAMETERS <br /> Table 1 Flow and Lower Explosive Limit Field Parameters <br /> Time Temp pH Total Flow Rate of Flow % LEL LEL <br /> Date o average)(gallons) (daily gallons o <br /> (*C) (field) (hexane) (10% exceeded) <br /> 9/30/2004* 1400 6 88 964 350* 00 0 0 None <br /> 10/31/2004* 12 00 NM NM 350* 00 0 0 None <br /> 11/1/2004 1400 NM NM 350* 00 -01 None <br /> 11/30/2004 1400 NM 950 107308 3577 0 1 None <br /> °C=degrees Centigrade NM=Not Measured <br /> * total fla.. through the inline flow meter was placed into the storage tank as of this date and was not discharged <br /> LABORATORY ANALYTICAL RESULTS <br /> Treated groundwater samples collected from the final discharge point was delivered under chain-of- <br /> c.ustodv to the Stockton office of FGL Environmental, of Santa Paula, California (FGL) The sample was <br /> • analyzed for pH, Total Petroleum Hydrocarbons (TPH), Benzene, Toluene, Ethyl-benzene, Xylene <br /> (BTEX), Methyl-t-Butyl Ether (MTBE), Di-Isopropyl Ether (DIPE), Ethyl-t-Butyl Ether (ETBE), t-Amyl <br /> Methyl Ether (TAME), t-Butyl Alcohol (TBA), Cadmium, Chromium, Copper, Lead, Nickel, Zinc, and <br /> Total Toxic Organics (TTO) The groundwater final discharge laboratory analytical methods results, <br /> %4 CONDOR <br />