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MONITORING AND REPORTING PROG -13- <br /> COUNTY OF SAN JOAQUIN <br /> NORTH COUNTY RECYCLING CENTER AND SANITARY LANDFILL <br /> CLASS III LANDFILL <br /> SAN JOAQUIN COUNTY <br /> GROUND WATER CONCENTRATION LIMITS <br /> Concentration Limits <br /> ('nnctitttent � <br /> µmhos/cm 472 <br /> Specific Conductance (EC) <br /> H pH units 4.93 - 9.03 <br /> p 303 <br /> Total Dissolved Solids (TDS) mg/L 127 <br /> Alkalinity. Bicarbonate mg/L <br /> 26 <br /> Chloride mg/L Detect <br /> VOCs (EPA 8260 and 8270) µg/L D <br /> mg/L -1® <br /> Sulfate 0.1 <br /> Nitrate as Nitrogen mg/L <br /> mg/L 0.25 <br /> Aluminum. Dissolved 0.25 <br /> Antimony, Dissolved mg/L <br /> 0.025 <br /> Arsenic, Dissolved mg/L 0.122 <br /> Barium, Dissolved mg/L 0.025 <br /> Beryllium, Dissolved mg/L 0.269 <br /> Boron, Dissolved mg/L 0.015 <br /> Cadmium, Dissolved mg/L <br /> 33 <br /> Calcium, Dissolved mg/L 0.025 <br /> Chromium. Total Dissolved mg/L 0.05 <br /> Cobalt, Dissolved mg/L 0.05 <br /> Copper. Dissolved mg/L <br /> 0.389 <br /> Iron, Dissolved mg/L .).O1 <br /> Lead, Dissolved mg/L . <br /> Magnesium. Dissolved mg/L 13 <br /> Manganese. Dissolved mg/L <br /> 0.025 <br /> 0.0025 <br /> Mercury, Dissolved mg/L 0.05 <br /> Molybdenum, Dissolved mg/L 0.1 <br /> Nickel, Dissolved mg/L <br /> it <br /> Potassium. Dissolved mg/L 0.025 <br /> Selenium, Dissolved mg/L 0.05 <br /> Silver. Dissolved mg/L 19 <br /> Sodium, Dissolved mg/L 0.025 <br /> Thallium, Dissolved mg/L 0.25 <br /> Tin, Dissolved mg/L <br /> 0.25 <br /> Vanadium. Dissolved mg/L 0.646 <br /> Zinc, Dissolved mg/L <br /> * To be monitored quarterly for 1-year in order to determine a concentration limit. (TBA) <br />