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Mr Chuck Carmel <br /> July 10, 1992 <br /> Page 2 <br /> hydrocarbons being discharged is in compliance with the City of Stockton Wastewater <br /> Discharge Permit issued for this site <br /> W = QxCx120x10-5 <br /> where <br /> Q = Average flow rate, gprn <br /> C = Concentration, pg/1 <br /> W = Average amount of chemical discharged, lbs/day <br /> 120 x 10-5 = (minutes/day x lbs/gallon)/1,000,000,000** <br /> W = 432x10-5xCforQ = 36gpm <br /> **Use 1,000,000 for determination of average lbs/day of TPH <br /> The next monthly status letter will include the interval May 16 through June 15, 1992 <br />. Please call me at (916) 444-0123 if you have any questions regarding the groundwater <br /> extraction system at ARCO Station 2133 <br /> Sincerely, <br /> BROWN AND CALDWELL CONSULTANTS ��RD GE oma v <br /> ct,V•� •°�.�J <br /> JAY CRAIG } YJ <br /> LUCAS <br /> Steven D Misner Lucas �• No 4301 f r <br /> Project Manager California Re + as ` #4301 <br /> OF GF��� <br /> SDM JL.mkw <br /> Enclosure <br /> cc- Ms. Mary Meays, San Joaquin County <br /> Ms Elizabeth Thayer, Regional Water Quality Control Board <br /> Mr Frank Tucker, City of Stockton <br /> Mr Chris Winsor, ARCO Products Company <br /> Brown and Caldwell 6673VCORRMP+6673-04 i<i <br /> Consultants <br />