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_EP.No 5-00-119 <br /> TTp,CKVIENT B <br /> MONITORING AND REPORTING PROGRAM <br /> ENERAL ORDER FOR DISCHARGE TO <br /> URFACE WATERS OF GROUND WATER <br /> =ROM CLEANUP OF PETROLEUM FUEL POLLUTION <br /> if other constituents of concern are iaennflec as berg present or potentially being present in groundwater <br /> discaarged under this Order, then this Orcer may be revised or a new monitoring and reporting progi-am <br /> issued to include monitormg requirements for those constituents <br /> RECEIVING WATER MONITORING <br /> All receiving water samples shall be grab samples Receiving water samples shall be taken from the <br /> following <br /> Station Descriotion <br /> R - 1 upstream from the point of discharge at a location approved by staff <br /> R- 2 downstream from the point of discharge at a location approved by staff <br /> Sampling <br /> Constituents Units Station Freouency <br /> Estimated flow cls R-1, R-2 Monthly <br /> Dissolved Oxygen mg-11 R-1,R-2 Monthly <br /> PH pH Units R-1, R-2 Monthly j , , o <br /> Temperature OF R-1, R-2 Monthly <br /> Specific Conductivity µmhos/cm R-1, R-2 Monthly <br /> Turbidity NTU R-1, R-2 Monthly <br /> Total Dissolved Solids mgfl R-1, R-2 Quarterly J� <br /> In conducting the receiving water sampling, a log shall be kept of the receiving water conditions <br /> throughout the reach bounded by Stations R-1 and R-2 Attention shall be given to the presence or <br /> absence of <br /> a Floating or suspended matter b Discoloration <br /> c Bottom deposits d Aquatic life <br /> e Visible films, sheens, or coatings f Fungi, slimes or objectionable growths <br /> g Potential nuisance conditaons <br /> Notes on receiving water conditions shall be summarized in the monitoring report <br /> THREE SPECIES CHRONIC TOXICITY MONITORING <br /> Chronic toxicity monitoring shall be conducted to determine whether the effluent is contributing toxicity <br /> to the receiving water The testing shall be conducted as specified in EPA 60014-91-002, or later <br /> amendment Chronic toxicity samples shall be collected at the last point of discharge prior to its <br />