Laserfiche WebLink
Table 2 <br /> First Semester 2011 (1St Quarter 2011) Groundwater Monitoring Results <br /> Foothill Sanitary Landfill <br /> (Units mg/I unless noted) <br /> Sampling Designation MW-1 MW-2R MW-3 MW-4 MW-5 Conc. <br /> Sampling Date 1/25/2011 1/25/2011 1/26/2011 1/26/2011 1/26/2011 Limits <br /> Monitoring and Field Parameters <br /> Elevations feet <br /> TOC Elevation 258.43 299.62 320.75 341.57 256.52 NR <br /> Depth to Groundwater 207.76 255.71 273.08 285.41 217.12 NR <br /> Groundwater Elevation 50.67 43.91 47.67 56.16 39.40 NR <br /> General Water Qualily Parameters <br /> Temperature -C field 17.5 17.9 19.8 17.6 16.9 NR <br /> H units field 6.91 7.12 7.21 7.60 7.56 5.8-8 <br /> Electrical Conductivity 307.1 201.4 269.3 247.3 243.7 430 <br /> uS/cm field <br /> Turbidity NTU field 12.6 16.9 16.9 24.6 14.7 73 <br /> Constituents of Concern <br /> Calcium 22 15 22 22 21 24 <br /> Magnesium 11 8.2 12 11 11 13 <br /> Sodium 15 12 17 15 15 17 <br /> Potassium 4.0 3.2 3.6 4.1 3.6 4.7 <br /> Bicarbonate Alkalinity as 130 100 130 130 130 180 <br /> HCO3 <br /> Carbonate Alkalinity as ND ND ND ND ND 0.81 <br /> CaCO3 <br /> Chloride 5.9 4.6 7.4 6.2 6.2 10 <br /> Nitrate as Nitrogen 1.7 2.8 2.7 1.8 1.8 1.8 <br /> Sulfate 7.8 1.6 5.9 7.8 8.5 8.7 <br /> Total Dissolved Solids 220 180 220 210 200 260 <br /> Volatile Organic Com ounds 82608 u /L <br /> 1,1-Dichloroethene ND ND 0.55 ND ND detect <br /> Trichloroethene ND ND 1.2 ND ND detect <br /> All Other Compounds ND ND ND ND ND detect <br /> NE = Not Established <br /> ND = Not Detected <br /> NM = Not Measured <br /> NR = Not Required <br /> I = Insufficient data for statistical analysis <br /> *=Trace concentration (estimated value) <br /> Bold values indicate VOC detections <br /> Underlined values indicate concentration limit exceedances <br /> LW-1 sampling/testing is not part of the monitoring program <br /> [1] Not established due to>50% non-detects <br /> 1 Parameter also detected in one or more quality control blanks. <br /> Foothill Sanitary Landfill 14 Department of Public Works/Solid Waste <br /> 1s`Semester 2011 Groundwater Monitoring County of San Joaquin-July 31,2011 <br />