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Table 2.2 <br />Detection Monitoring Results and Compliance Summary <br />Austin Road Landfill <br />Anai e <br />Units <br />Concentration Limit <br />MDL <br />AMW-2 <br />5/31/11° <br />AMW-6 <br />5/31/11 <br />AMW-7 <br />5/31/1 1 <br />AMW-12 <br />5/16/11 <br />AMW-13 <br />5/16/11 <br />AMW-14 <br />5/16/11 <br />Field Parameters <br />H <br />pH units <br />6.71 -8.35 <br />- <br />7.47 <br />7.84 <br />7.82 <br />7.59 <br />7.53 <br />7.53 <br />Specific Conductance <br />µmhos/cm <br />1459 <br />- <br />930 <br />462 <br />539 <br />921 <br />921 <br />977 <br />Temperature <br />°C <br />21.4 <br />- <br />18.1 <br />20.3 <br />21.1 <br />17.8 <br />18.8 <br />18.3 <br />Turbidity <br />NTU <br />559 <br />- <br />3 <br />3 <br />2 <br />3 <br />7 <br />27 <br />Monitoring Parameters <br />Arsenic <br />mg/L <br />0.006686 <br />- <br />0.0035 <br />0.0043 <br />0.0041 <br />0.0040 <br />0.0038 <br />0.0037 <br />Barium <br />m L <br />0.225 <br />- <br />0.13 <br />0.16 <br />0.19 <br />0.26* <br />0.26* <br />0.26* <br />Bicarbonate <br />m L <br />490.5 <br />- <br />370 <br />160 <br />200 <br />320 <br />400 <br />320 <br />Calcium <br />mg/L <br />140.7 <br />- <br />86 <br />40 <br />49 <br />86 <br />80 <br />83 <br />Carbonate <br />m L <br />25 <br />- <br /><2.5 <br /><2.5 <br /><2.5 <br /><2.5 <br /><2.5 <br /><2.5 <br />Chloride <br />m L <br />77.39 <br />- <br />36 <br />35 <br />38 <br />74 <br />38 <br />85* <br />Chromium, Hexavalent <br />m L <br />0.004837 <br />- <br />0.0030 <br />0.0050* <br />0.0057* <br />0.0027 <br />0.0035 <br />0.0031 <br />Magnesium <br />m /L <br />63.42 <br />- <br />41 <br />19 <br />24 <br />42 <br />43 <br />42 <br />Nitrate as N <br />m L <br />125 <br />- <br />14 <br />2.7 <br />5.6 <br />11 <br />11 <br />13 <br />Oil and Grease <br />m L <br />2.6 <br />- <br /><5.0 <br /><5.6 <br /><5.0 <br /><5.0 <br /><5.0 <br /><5.0 <br />Potassium <br />rngAL <br />10.63 <br />- <br />8.5 <br />6.4 <br />8.2 <br />4.8 <br />6.5 <br />5.4 <br />Sodium <br />m /L <br />78.74 <br />- <br />56 <br />23 <br />27 <br />47 <br />45 <br />44 <br />Strontium <br />m /L <br />1372 <br />- <br />0.88 <br />0.4 <br />0.55 <br />0.93 <br />0.9 <br />0.92 <br />Sulfate <br />m L <br />149.7 <br />- <br />69 <br />24 <br />23 <br />60 <br />61 <br />71 <br />Total Dissolved Solids <br />m L <br />1014 <br />- <br />650 <br />330 <br />390 <br />610 <br />610 <br />630 <br />Volatile Petroleum Hydrocarbons <br />ug/L <br />25 <br />- <br /><50 <br /><50 <br /><50 <br /><50 <br />12J <br /><50 <br />Volatile Organic Compounds <br />i,l-Dichloroethane <br />ug/L <br />Detect <br />0.11 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />0.33J <br /><0.50 <br />cis-1,2-Dichloroethene <br />ug/L <br />Detect <br />0.085 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />0.21J <br /><0.50 <br />Dichlorodifluoromethane <br />ug/L <br />Detect <br />0.099 <br /><0.50 <br />0.40J <br /><0.50 <br /><0.50 <br />0.68* <br /><0.50 <br />Tetrachloroethene <br />ug/L <br />Detect <br />0.13 <br /><0.50 <br />0.90* <br /><0.50 <br /><0.50 <br />8.6* <br />1.3* <br />Trichloroethene <br />ug/L <br />Detect <br />0.085 <br /><0.50 <br />0.111 <br /><0.50 <br /><0.50 <br />2.2* <br />0.12J <br />Trichlorofluoromethane <br />ug/L <br />Detect <br />0.13 <br /><0.50 <br /><0.50 <br /><0.50 <br /><0.50 <br />1 0.39J <br /><0.50 <br />f Denotes the sampling date. <br />JDenotes detections above the method detection limit but at or below the laboratory reporting limit. <br />* Denotes a downgradient value exceeding the concentration limit. <br />