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MONITORING AND REPRTING PROGRAM NO. 5-00- • <br /> 2 <br /> CITY OF LODI <br /> WHITE SLOUGH WATER POLLUTION CONTROL FACILITY <br /> SAN JOAQUIN COUNTY <br /> Constituent Units Type of Sample Frequency <br /> Total Dissolved <br /> Solids mg/1 Grab Monthly <br /> Heavy Metals' µg/1 Grab Annually <br /> ' Heavy metals shall include analyses for Arsenic,Cadmium,Chromium,Copper,Lead,Mercury,Molybdenum, <br /> Nickel,Selenium and Zinc. Mercury analysis requires use of"clean technique",EPA Method 1631. <br /> 2 Samples shall be collected during the month of February. <br /> EFFLUENT MONITORING OF WASTEWATER DISCHARGED TO DREDGER CUT <br /> Effluent samples shall be collected downstream from the last connection through which wastes <br /> can be admitted into the outfall. Effluent samples should be representative of the volume and <br /> quality of the discharge from the treatment plant. Time of collection of samples shall be <br /> recorded. Effluent monitoring shah include at least the following: <br /> Sampling <br /> Constituent Units Type of Sample Frequency <br /> Flow mgd meter Continuous <br /> Turbidity' NTU meter Continuous <br /> 20°C BODS mg/1 24 hr. Composite Daily <br /> Total Suspended Solids (TSS) mg/l 24 hr. Composite Daily <br /> Settleable Solids (SS) ml/1 grab Daily3 <br /> pH pH units grab Daily <br /> Dissolved Oxygen mg/l grab Daily <br /> Total Coliform Organisms MPN/100 ml grab Daily <br /> Chlorine Residual mg/l grab Daily <br /> Temperature OF grab Daily <br /> Ammonia (as N) mg N/1 grab Weekly <br /> Oil and.grease mg/1 grab Weekly <br /> Bioassay4,5 % survival 24 hr. Composite Weekly <br /> Total dissolved solids (TDS) mg/1 grab Monthly <br /> Electrical conductivity (EC) µmhos/cm grab Monthly <br /> Cyanide µg/1 24 hr Composite Monthly <br /> Lead µg/l 24 hr Composite Monthly <br /> Mercury µg/1 24 hr Composite Monthly <br /> Zinc µg/124 hr Composite Monthly <br /> Priority Pollutants µg/1 see footnote 6 Quarterly <br /> Diazinon? µg/1 24 hr Composite Quarterly <br /> Chlorpyrifos? µg/1 24 hr Composite Quarterly <br /> Standard Minerals mg/l 24 hr Composite Annually <br />