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Monitoring and Reporting_ .ogram No. 7 <br /> J.R. Simplot Company <br /> Lathrop, San Joaquin County <br /> Table 3 <br /> Leachate Monitoring <br /> Report in Sampling <br /> Parameter/Constituent Units of Frequency <br /> Leachate Flow Rate gallons/day Continuously <br /> Specific Conductivity) µmhos/cm Monthly <br /> pHl Standard pH units Monthly <br /> Total Dissolved Solids mg/1 Quarterly <br /> Sodium mg/1 Quarterly <br /> Chloride mg/1 Quarterly <br /> Sulfate mg/1 Quarterly <br /> Nitrate mg/l Quarterly <br /> Chemical Oxygen Demand mg/1 Annually <br /> Volatile Organic Compoundsz µg/l Annually <br /> Minerals mg/1 Annually <br /> Metals mg/l Annually <br /> Field measurements. <br /> 2 Analyze using EPA Method 8260B. Report all peaks. <br /> 3Those minerals listed under Table 2, Groundwater Monitoring. <br /> 4Those metals listed under Table 2, Groundwater Monitoring. <br /> All LCRSs shall be tested annually to determine if there is any blockage in the pipes and to <br /> demonstrate operation in conformance with WDRs. The results of these tests shall be reported to <br /> the Regional Board and shall include comparison with earlier tests made under comparable <br /> conditions. <br /> 3. Class H Surface Impoundments Monitoring <br /> The Class II Surface Impoundments shall be sampled and analyzed as specified in Table 4 <br /> below. The results of this monitoring shall be reported with the corresponding quarterly <br /> groundwater monitoring reports. <br />