Laserfiche WebLink
OATC <br /> ASSOCIATES I NC <br /> SELF-MONITORING RESULTS <br /> From the date of its startup, December 20, 2002, through October 24, 2003, the groundwater <br /> treatment system had an average flowrate of 0 58 gallons per minute (gpm) and 836 gallons per <br /> day (gpd) and a total discharge of 201,337 gallons During the reporting period for October <br /> 2003, the groundwater treatment system had an average flowrate of 0 13gpm and 182 gpd and a <br /> discharge of 2,137 gallons The LEL did not exceed 10% during the October 2003 monitoring <br /> period <br /> Final treated groundwater samples (Effluent) collected on October 24, 2003, contained no <br /> detectable concentrations of total petroleum hydrocarbons, TPHg, BTEX, MTBE, ETBE, TBA, <br /> TAME, DIPE, 1,2-DCA, or EDB Final treated groundwater samples (Effluent) collected on <br /> October 24, 2003 indicate that pH was within the required range Results of the monthly self- <br /> monitoring program are summarized in Table 1 and analytical data is attached <br /> If you require any additional information, please contact our office at (209) 579-2221 <br /> Respectfully submitted, <br /> ATC Associates Inc <br /> ,b , v 'A*- <br /> Drew Van Allen : � <br /> Senior Project Manager �� <br /> E' NONE <br /> fir,)MSEY <br /> ?-rL #o. X414iv zu <br /> arme Homsey,P E F.xp. o-� <br /> CA Registered Civil Engineer No 47410 <br /> cc Mr and Mrs Raymond Farmer `' 6, <br /> Mr Jeff Wong, SCJEHD Ur ` <br /> • <br /> S 1625961regortslwaterdsschargc\08 03 doc 2 <br />