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TABLE 10 <br /> SLUDGE MONITORING PROGRAM <br /> City of Manteca <br /> Monitoring <br /> Parameter Units Required <br /> Sludge Productiona tons Monthly <br /> Sludge Loading Rates lbs/acre Annual <br /> Solids Contenta Percent Weekly Grab Sample <br /> pHa Standard Monthly Grab Sample <br /> Total Nitrogens Lbs/ton Monthly Grab Sample <br /> Priority Pollutantsb mg/L Semi-Annual Composite Sample <br /> Total Metals mg/kg Semi-Annual Composite Sample <br /> Other Compoundsad mg/kg Semi-Annual Composite Sample <br /> Grit Productions cy Annual <br /> Screenings Production cy Annual <br /> a Proposed addition to Manteca's sludge monitoring program. <br /> b Listed in 40 CFR 122 Appendix D, Tables H and III (excluding total phenols). <br /> c Suggested methods for analysis of sludge are provided in EPA publications titled "Test <br /> Methods for Analysis of Waste: Physical/Chemical Methods" and "Test Methods for <br /> Organic Chemical Analysis of Municipal and Industrial Wastewater." Recommended <br /> analytical holding times for sludge samples should reflect those specified in 40 CFR <br /> 136.3 (e). <br /> d Aldrin/dieldrin (total), Benzo(a)pyrene, Chlordane, DDT/DDE/DDD (total), Dimethyl <br /> nitrosamine, Heptachlor, Hexachlorobenzene, Hexachlorobutadiene, Lindane, <br /> Polychlorinated biphenyls, Toxaphene, Trichloroethylene. Some of the compounds <br /> listed are included in the test for priority pollutants. <br />