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LEACHATE <br /> FOOTHILL SANITARY LANDFILL <br /> Units'mg/1 unless noted <br /> Sample Designation L-1 L-1 L-1 L-1 L-1 L-1 L-1 L-1 <br /> Sam lin Date 3/7/05 3/28/06 1/31/07 2/5/08 1/15/09 8/18/09 2/3/10 1/25/11 <br /> Monitorluz and Fleld Parameters <br /> General Water Ou*tity Parameters <br /> pH(std units) 6.12 6.81 6.35 8.54 6.6 6.2 6.72 7.19 <br /> Electrical Conductivity(umhos/cm) 3,470 280 3,070 1,229 2,415 2,154 1,217 1,172 <br /> Temperature CC) NT 16.4 11 18.3 17.9 23.7 18.5 20.2 <br /> Turbidity(NTU)field NT NT 13.7 51.6 NT 31.7 NT 21.6 <br /> Chloride 168 251 300 34 260 NT 66 170 <br /> Nitrate Nitrogen <0.4 0.06* 0.3 <0.02 <0.03 NT <0.026 <0.014 <br /> Total Dissolved Solids 3,650 2,280 1,900 800 1,500 NT 720 1,000 <br /> Sulfate 11 <0.2 0.3* 0.82 <0.20 NT 0.56 <0.10 <br /> Calcium,Dissolved 455 398 270 140 :120 NT 120 170 <br /> Ma esium,Dissolved 201 302 160 62 120 NT 51 77 <br /> Potassium,Dissolved 13 10 9.1 3.8 6.4 NT 4.3 7.4 <br /> Sodium,Dissolved 146 193 190 44 140 NT 54 87 <br /> Volatile Or&Mic Compounds <br /> Benzene NT NT NT 11 14 NT 15 13 <br /> Bromochloromethane NT NT NT NT NT NT <0.23 <0.24 <br /> Bromodichloromethane NT NT NT NT NT NT <0.12 <0.14 <br /> Bromofonn NT NT NT NT NT NT <0.23 <0.27 <br /> Bromomethane NT NT NT NT NT NT <0.20 <0.25 <br /> Carbon Tetrachloride NT NT NT NT NT NT <0.18 <0.18 <br /> Chlorobenzene NT NT NT NT NT NT 0.43 0.43* <br /> Chloroethane <0.2 23 15 7 6.1 NT 3.9 2.6 <br /> Chloroform 3 <0.14 <0.4 <1.7 <0.33 NT <0.072 <0,12 <br /> Chloromethane <0.23 2.1 <0.4 2.1* <0.36 NT <0.11 <0.14 <br /> Dibromochloromedtane NT NT NT NT NT NT <0.077 <0.13 <br /> 12-Dibromo-3-chloropropane NT NT NT NT NT NT <0.44 <0.44 <br /> 1,2-Dibromoethane NT NT NT NT NT NT <0.16 <0.16 <br /> Dibromomethane NT NT NT NT NT NT <0.19 <0.24 <br /> 1,2-Dichlorobenzene NT NT NT NT NT NT 0.32 0.30- <br /> 1,3-Dichlorobenzene NT NT NT NT NT NT <0.060 <0.15 <br /> 1,4-Dichlorobenzene NT NT NT 2.1* 1.7 NT 7.2 7.6 <br /> Dichlorodifluoromethane NT NT NT NT 0.56* NT <0.11 <0.099 <br /> 11-Dichloroethane 9 2.7 10 63 5 NT 1.6 1.2 <br /> 1,2 Dichloroethane(EDC) <0.18 2.4 7.9 8 9.1 NT 9 4.9 <br /> 11-Dichloroethene <0.19 0.58 65 5.9 23 NT <0.12 <0.18 <br /> cis-l2-Dichloroethene <0.17 8.1 4.2 9.4 18 NT 21 5.8 <br /> trans-1,2-Dichloroethene NT NT NT NT NT NT <0.097 <0.15 <br /> 1,2-Dichloro ro ane <0.17 0.66 <0.4 <1.8 1.2 NT 1 0.83 <br /> cis-l3-Dichloropropene NT NT NT NT NT NT <0.098 <0.14 <br /> trans-l3-Dichloropropene NT NT NT NT NT NT <0.079 <0.079 <br /> Eth(benzene 2 4.7 <0.41 7 12 NT 25 23- <br /> Hexachlorobutadiene NT NT NT NT NT NT <0.12 <0.17 <br /> Methylene Chloride 150 7.5 7.6* 12 3 NT <0.28 <0.48 <br /> Methly tert-butyl ether 10 490 100 22 190 NT 52 45 <br /> Naphthalene NT NT NT NT 0.51* NT 11 8.6 <br /> Styrene NT NT NT NT NT NT <0.093 0.44* <br /> 1,11,2-Tetrachloroethane NT NT NT NT NT NT <O.I1 <0.18 <br /> 1,122-Tetrachloroethane NT NT NT NT NT NT <0.14 <0.17 <br /> Tetrachloroethene(PCE) 4 034* <0.38 3 <0.49 NT 0.47 0.18* <br /> Toluene 38 71 1.9* 51 15 NT 47 24 <br /> 1 2 4-Trichlorobenzene NT NT NT NT NT NT <0.17 <0.19 <br /> 1,1,1-trichloroethane 16 <0.14 <0.14 <2.0 <0.46 NT <0.081 <0.11 <br /> 1,1,2-Trichloroethane NT NT NT NT NT NT <0.21 <0.16 <br /> Trichloroethe TCE 6 13 1.9* 4 0.42* NT 1.1 0.34* <br /> n:\cons w <br /> hared\projects\xls\qmr\79\791289\FH-Hist.xls • <br />