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CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br />CENTRAL VALLEY REGION <br />ORDER NO. 92-060 <br />NPDES NO. CA0082848 <br />WASTE DISCHARGE REQUIREMENTS <br />FOR <br />SANrJOAQUI N=COUNTFSERV I CE—AREA :31- <br />AMADOR CORPORATION <br />=CAL'-IFORNTA=STOPTWASTEWATER FACILITY <br />SAN JOAQUIN COUNTY <br />The California Regional Water Quality Control Board, Central Valley Region, <br />(hereafter Board) finds that: <br />San Joaquin County Service Area 31 submitted a Report of Waste Discharge, <br />dated 4 October 1991, and applied for authorization to discharge waste under <br />the National Pollutant Discharge Elimination System (NPDES) from the <br />California STOP Wastewater Treatment Plant. The treatment plant will be in <br />Section 13, T3N, R5E, MDB&M, as shown on Attachment A, a part of this Order, <br />on property owned by Amador Corporation. San Joaquin County Service Area <br />31 and Amador Corporation are hereafter jointly referred to as Discharger. <br />The Discharger proposes to build and operate a wastewater collection, <br />treatment, and disposal system, and provide sewerage service to the <br />California STOP commercial development. Treated wastewater will be <br />discharged to Highline Canal, a water of the United States and a tributary <br />to Dredger Cut then White Slough. <br />3. The treatment system will consist of sequence batch reactors using activated <br />sludge process, filtration, then chlorination/dechlori.nation. Sludge will <br />be dried on sand beds and disposed off-site at a �_Iandfill.f The treatment <br />plant construction is estimated to be completed ii February 1993. The <br />Report of Waste Discharge describes the proposed treated^discharge as <br />follows: <br />Monthly Average Flow: <br />Daily Peak Wet Weather Flow: <br />Design Flow: <br />Average Temperature: <br />Constituent <br />BOD <br />Suspended Solids <br />Ammonia (as N) <br />Kjeldahl Nitrogen <br />0.25 million gallons per day (mgd) <br />0.85 mgd <br />0.25 mgd <br />65 OF Summer; 55 OF Winter <br />lbs da <br />10 21 <br />10 21 <br />3 <br />12 <br />The U.S. Environmental Protection Agency (EPA) and the Board have <br />classified this discharge as a minor discharge. <br />The Board adopted a Water Quality Control Plan, Second Edition, for the <br />Sacramento -San Joaquin Delta Basin (5B)(hereafter Basin Plan) which <br />