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CVvATC <br /> 0 A S S O CI A T E S I N C <br /> SELF-MONITORING RESULTS <br /> From the date of its startup, December 20, 2002, through December 30, 2003, the groundwater <br /> treatment system had an average flowrate of 0 56 gallons per minute (gpm) and 800 gallons per <br /> day (gpd) and a total discharge of 238,305 gallons During the reporting period for December <br /> 2003, the groundwater treatment system had an average flowrate of 0 52 gpm and 749 gpd and a <br /> discharge of 21,714 gallons The LEL did not exceed 10% during the December 2003 <br /> monitoring period <br /> The final treated groundwater sample (Effluent) collected on December 30, 2003, contained no <br /> detectable concentrations of total petroleum hydrocarbons, TPHg, BTEX, MTBE, ETBE, TBA, <br /> TAME, DIPE, 1,2-DCA, or EDB The final treated groundwater sample (Effluent) collected on <br /> November 21, 2003 indicate that pH was within the required range Results of the monthly self- <br /> morutonng program are summarized in Table 1 and analytical data is attached <br /> If you require any additional information, please contact our office at (2.09) 579-2221 <br /> Respectfully submitted, <br /> ATC Associates Inc <br /> Drew Van Allen <br /> Senior Project Manager ,' ;d�w� <br /> ' FMF � Sri 7r <br /> ''� <br /> �� � <br /> Orf 1�O. Zvi.?„ &V <br /> J e Romsey, P E Y E � <br /> CA Registered Civil Engineer No 47410 <br /> 01 L i. <br /> cc Mr and Mrs Raymond Farmer ` ` <br /> Mr Jeff Wong, SCJEHD <br /> s 1625961reportslwaterdischargel12_03 doc 2 <br />