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MONITORING AND REPORTING PROGRAM FOR <br />SAN JOAQUIN COUNTY AND THE CITY OF TRACY <br />CORRAL HOLLOW SANITARY LANDFILL <br />CLASS III LANDFILL <br />SAN JOAQUIN COUNTY <br />C <br />-2- <br />GROUND <br />WATER MONITORING <br />The following detection monitoring program shall be <br />facility to determine compliance with the "water <br />implemented at the <br />standards". The monitoring <br />network shall consist <br />quality protection <br />of a "background" <br />monitoring wells, MW -2 (deep aquifer) and downgradient monitoring wells, <br />MW -land MW3 (deep aquifer) and MW -4 and MW -5 (perched aquifer). Wells <br />shall constitute the "points of compliance" with respect to ground water. <br />The locations of these wells are shown on Attachment "B". Samples from <br />all monitoring wells be <br />shall <br />constituents at the indicated <br />analyzed for the following parameters and <br />frequencies: <br />Samplina <br />Parameter/Constituent <br />Report in <br />Units of <br />& Reporting <br />Freauencv <br />Specific <br />Conductance (field) <br />umbos/cm <br />Quarterly <br />PH (field) <br />Total Organic Carbon <br />pH units <br />mg/l <br />Quarterl <br />Quarterly <br />Total Dissolved Solids <br />mg/l <br />Quarterly <br />Chloride <br />Sulfate <br />mg/l <br />Quarterl <br />Dissolved Ironl <br />ma/1 <br />mg/l <br />Quarterly <br />CarbonateQuarterly <br />Bicarbonate <br />mo /l <br />Alkalinity <br />mg/l <br />Quarterly <br />Quarterly <br />Nitrate (as N) <br />mg/l <br />Quarterly <br />Sulfides (includingH2S) <br />Volatile Organics <br />presence or absence <br />u0/1 <br />Quarterly <br />Aluminuml <br />m/i <br />-/l <br />Annually <br />Annually <br />Antimonyl <br />Arsenic <br />mg <br />mg/l <br />Annually <br />Annually <br />Cadmiuml 1 <br />Total Chromium (III.LVI) <br />mg/l <br />mg/l <br />Annually <br />Chromium (VI) <br />mg/1 <br />Annually <br />Annually <br />Copper <br />Lead <br />mg/l <br />Annually <br />Manganese 1 <br />mg/l <br />Annually <br />Mercur <br />mg/l <br />mg/l <br />Annually <br />Annually <br />Nickel <br />Selenium <br />mg�l <br />Annually <br />Silver' <br />Tha <br />Thal iuml <br />g <br />mg/l <br />Annually <br />Annually <br />Zinc <br />mg/l <br />Annually <br />mg/l <br />Annually <br />C <br />-2- <br />