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M ��lr��l�^Fav► �� Condor Earth Technologies, Inc. 21663 Brian Lane Sonora CA 95370 (209)532-0361 PEPM,11111SERVICES 188 Frank West Circle, Suite 1, Stockton,CA 95206(209) 234-0518 February 10, 2006 Condor Project No 1707C I MONTHLY TREATED WATER DISCHARGE SELF-MONITORING REPORT JANUARY 2006 CANEPA'S CARWASH, 6230 PACIFIC AVE., STOCKTON, CALIFORNIA JANUARY 2006 DISCHARGE SAMPLING This is a report of the results of discharge sampling and monitoring events conducted by Condor Earth Technologies, Inc (Condor) on January 25, 2006, at the Canepa's Car Wash (Site) The equipment began operation and discharge on November 1, 2004 The total daily flow discharged to the sewer during the January 2006 monitoring period is calculated and shown in Table 1, below Report attachment includes historic flow and lower explosive limit field parameters since the beginning of remediation operation (Attachment A) and laboratory analytical reports for the January sampling event(Attachment B) The final discharge point was sampled at the above-referenced Site to evaluate treated water quality being discharged to the sanitary sewer system after treatment through an air-stripper/activated carbon serves Laboratory analytical results from the treated groundwater sample will be used to monitor and verify groundwater discharge quality and operational efficiency of the treatment equipment OPERATIONAL PARAMETERS Table 1 Flow and Lower Explosive Limit Field Parameters Temp PH Total Flow Total Flow Rate of Flow %LEL LEL Date Time oC (gallons to (gallons this (daily gallons ( } (field} (hexane) (io%exceeded) date) month) average} 1131106 1700 NM 7 9 11535,498 I80,110 5,810 2 2 None °C=degrees Centigrade NM=Not Measured * total flow through the inline flow meter was placed into the storage tank as of this date and was not discharged LABORATORY ANALYTICAL RESULTS A treated water sample collected from the final discharge point was delivered under chain-of-custody to Argon Laboratories, of Ceres, California (Argon) The sample was analyzed for pH, Oil and Grease, Benzene, Toluene, Ethyl-benzene, Xylene (BTEX), Methyl-t-Butyl Ether (MTBE), Di-Isopropyl Ether (DIPE), Ethyl-t-Butyl Ether (ETBE), t-Amyl Methyl Ether (TAME), and t-Butyl Alcohol (TBA) The laboratory tests showed the results as not detected for all of the compounds for the fourth consecutive monthly sampling event The treated water final discharge laboratory analytical methods, results, reporting limits and discharge limits are presented in Table 2, on the following page Laboratory certificates of analysis and the chain-of-custody record are included to Attachment A S Is �a CONDQR