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Monitoring and Reporting dram No. 2 <br /> J.R. Simplot Company <br /> Lathrop, San Joaquin County <br /> sulfate antimony thallium <br /> total dissolved solids nitrate boron <br /> sodium total alkalinity cobalt <br /> calcium chloride molybdenum <br /> iron potassium carbonate zinc <br /> aluminum barium mercury <br /> volatile organic compounds beryllium cadmium <br /> chemical oxygen demand chromium(all valences) copper <br /> total petroleum hydrocarbons manganese nickel <br /> magnesium vanadium arsenic <br /> bicarbonate lead selenium <br /> Concentration Limits - <br /> The concentration limits for the anthropogenic constituents volatile organic compounds and total <br /> petroleum hydrocarbons, shall consist of their respective method detection limits. Concentration <br /> limits for naturally occurring constituents in groundwater shall consist of the background <br /> concentration of each constituent of concern or the method detection limit if the constituent was <br /> not detected in the background well. The Constituents of Concern that are naturally occurring <br /> and their Concentration Limits are listed below on Table 1. <br /> TABLE 1 <br /> GROUNDWATER CONCENTRATION LIMITS <br /> EPA <br /> Analytical Concentration <br /> Constituent Units Method Limit Remarks' <br /> Inorganics <br /> Sulfate m /L 300 145 C <br /> Total Dissolved Solids(TDS) m /L 160.1 1070 C <br /> Sodium m /L 200.7 184 C <br /> Calcium m /L 200.7 183 C <br /> Chemical oxygen Demand(COD) m /L sm5220d 35 M <br /> Bicarbonate m /L sm2320b 610 M <br /> Nitrate as NO3 m 2 300 43 C <br /> Total Alkalini 4 m /L sm2320b 610 M <br /> Chloride m /L 300 111 C <br /> Potassium m /L 200.7 5 M <br /> Carbonate m /L sm2320b 1 PQL <br />