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MONITORING AND REPORTING PROGRAM <br /> CITY OF TRACY <br /> WASTEWATER TREATMENT PLANT <br /> SAN JOAQUIN COUNTY <br /> Sampling <br /> Constituent Units Type of Sample Frequency <br /> Ammonia (as N) mg/l Grab Weekly <br /> Standard Minerals' mg/l Grab Yearly <br /> pH pH Units Grab Daily <br /> Bioassay' % Survival Continuous Weekly <br /> Total Coliform MPN/100 ml Grab Daily <br /> Organisms <br /> Chlorine Residual mg/l Grab Daily <br /> Flow mgd Continuous Daily <br /> Oil and Grease mg/l 24 hr. Composite Weekly <br /> Temperature °F/°C Grab Daily <br /> Standard Minerals include calcium, magnesium, hardness, sodium, <br /> potassium, alkalinity, sulfate, chloride, boron, nitrate, <br /> dissolved solids, specific conductance. <br /> ' The test shall be golden shiner. <br /> HOLDING POND MONITORING <br /> Constituents Units Type of Sample Frequency Location <br /> Dissolved Oxygen mg/l Grab Weekly Each Pond <br /> RECEIVING WATER MONITORING <br /> All receiving water samples shall be grab samples. Receiving water samples <br /> shall be taken from the following: <br /> Station Description <br /> R-1 Old River 500 feet upstream from the point of discharge. <br /> R-2 Old River 500 feet downstream from the point of discharge. <br /> R-3 Old River 5 miles downstream from the point of discharge. <br /> Sampling <br /> Constituents Units Station Frequency <br /> Dissolved Oxygen mg/l R-1 , R-2, R-3 Twice Weekly <br /> PH pH Units R-1 , R-2 Twice Weekly <br /> Turbidity Turbidity Units R-1 , R-2 Twice Weekly <br /> Temperature °F (°C) R-1 , R-2 Twice Weekly <br /> Ammonia (as N) mg/l R-1, R-2 Weekly <br /> Flow Direction East or West R-1, R-2, R-3 Twice Weekly <br />