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TABLE5 <br /> LEACHATE MONITORING SUMMARY <br /> FIRST SEMIANNUAL 2014 <br /> NORTH COUNTY RECYCLING CENTER AND SANITARY LANDFILL <br /> (Units mg/I unless noted) <br /> L-1 L-3 L-4 <br /> (Area 1 (Area 3 (Area 4 <br /> Sampling Designation Sum Sum Sum <br /> -Sampling Date 1/29/14 1/29/14 1/29/14 <br /> Monitoring and Field Parameters <br /> -Temperature °C 24.9 26.2 28.1 <br /> Electrical Conductivity(uS/cm) 4104 2125 2869 <br /> H units 5.91 5.76 6.67 <br /> Turbidity 47.3 37.7 63.7 <br /> Redox Potential -27 +65 +4 <br /> Dissolved Oxygen 1.78 1.84 1.69 <br /> Total Alkalinity as CaCO3 580 590 640 <br /> Bicarbonate Alkalinity 710 720 780 <br /> Chloride 1100 550 530 <br /> Nitrate as N ND ND ND <br /> Sulfate 4.1 ND 1.9 <br /> Hardness as CaCO3 1400 970 1100 <br /> Total Dissolved Solids 3200 1800 1700 <br /> Chemical Oxygen Demand 330 220 170 <br /> Metals <br /> Calcium 310 240 230 <br /> Magnesium 160 88 120 <br /> Sodium 290 220 170 <br /> Potassium 3.4 9.9 3.1 <br /> Volatile Organic Compounds (ug/L) <br /> Benzene 2.4 2.8 15 <br /> sec-Butylbenzene ND ND 0.23* <br /> Chlorobenzene 0.48* ND 0.26* <br /> Chloroethane 0.74 ND 1.1 <br /> 1,2-Dichlorobenzene 0.47* ND ND <br /> 1,4-Dichlorobenzene 6.8 3.7 3.3 <br /> 1,1-Dichloroethane 1.0 ND 1.5 <br /> 1,2-Dichloroethane 0.44* 3.5 4.2 <br /> Cis-1,2-Dichloroethene 1.7 ND 0.73 <br /> 1,2-Dichloropropane ND ND 0.90 <br /> Ethylbenzene 5.3 6.8 1.4 <br /> Isopropylbenzene 0.41* 1.6* 0.80 <br /> p-Isopropyltoluene 1 0.49* 3.6 0.45* <br /> North County RC&SL Public Works/Solid Waste <br /> 15`Semiannual 2014 Groundwater Monitoring 15 County of San Joaquin-July 31,2014 <br />