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ECEBVIED <br /> JAN 1 7 2006 ,Condor Earth Technologies, Inc. <br /> ENVIROWOENT HEALTH 21663 Brian Lane, Sonora,CA 95370 (209) 532-0361 <br /> PERMIT/SEROUS 188 Frank West Circle,Suite I, Stockton,CA 95206(209) 234-0518 <br /> January 12, 2006 Condor Project No 1707C <br /> MONTHLY TREATED WATER DISCHARGE SELF-MONITORING REPORT <br /> DECEMBER 2005 <br /> CANEPA'S CARWASH, 6230 PACIFIC AVE , STOCKTON, CALIFORNIA <br /> DECEMBER 2005 DISCHARGE SAMPLING <br /> This is a report of the results of discharge sampling and monitoring events conducted by Condor Earth <br /> Technologies, Inc (Condor) on December 23, 2005, at the Canepa's Car Wash site The equipment began <br /> operation and discharge on November I, 2004 The total flow since the beginning of remediation <br /> operation and total daily flow discharged to the sewer is calculated and is shown in Table 1, below <br /> Report attachments include laboratory analytical reports for the December sampling(Attachment A) <br /> The final discharge point was sampled at the above-referenced site to evaluate treated water 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 verify <br /> groundwater discharge quality and operational efficiency of the treatment equipment <br /> i <br /> • LABORATORY ANALYTICAL RESULTS <br /> A treated water sample collected from the final discharge point was delivered under chain-of-custody to <br /> Argon Laboratories, of Ceres, California (Argon) The sample was analyzed for pH, Oil and Grease, <br /> Benzene, Toluene, Ethyl-benzene, Xylene (BTEX), Methyl-t-Butyl Ether (MTBE), Di-Isopropyl Ether <br /> (DIPE), Ethyl-t-Butyl Ether (ETBE), t-Amyl Methyl Ether (TAME), and t-Butyl Alcohol (TBA) The <br /> laboratory tests showed the results as not detected (ND) for all of the compounds The treated water final <br /> discharge laboratory analytical methods, results, reporting limits and discharge limits are presented in <br /> Table 2, on the following page Laboratory certificates of analysis and the chain-of-custody record are <br /> included in Attachment A <br /> OPERATIONAL PARAMETERS <br /> Table 1 Flow and Lower Explosive Limit Field Parameters <br /> Rate of)Flow <br /> Date Time Temp PH Total Flow % LEL LEL <br /> (0C) (field) (gallons) (daily gallons (hexane) (10%exceeded) <br /> average) <br /> 9/30/2004* 1400 6 88 964 350* 00 00 None <br /> 10131/2004* 1200 NM NM 350* 00 00 None <br /> 11/1/2004 1400 NM NM 350* 00 -01 None <br /> 11/30/2004 1400 NM 950 107,308 3,577 +01 None <br /> 12/31/2004 1400 NM NM 152,581 1,460 +14 None <br /> • L1=/31/200515 30 2053 771 193,015 1,304 -2 7 None <br /> r <br /> �'ot CONDOR <br />