Laserfiche WebLink
Table 2 <br /> First Quarter 2012 Groundwater Monitoring Results - Deep Aquifer <br /> Corral Hollow Sanitary Landfill <br /> (Units mg/1 unless noted) <br /> Monitoring Point MW-6 MW-7 <br /> Monitoring Date Date Conc. Date Conc. MCLS <br /> 1/23/12 Limit 1/23/12 Limit MG/L <br /> Monitoring and Field Parameters <br /> Elevations(feet) <br /> TOC Elevation _ 303.33 NR 256.48 NR NR <br /> _Depth to Groundwater 358.51 _ NR 303.17 NR _ NR <br /> Groundwater Elevation -55.18 NR -46.69 NR NR <br /> General Water Quality Parameters _T <br /> Temperature(°C)((field) 18.0 NR 18.0 NR NR <br /> H(units)(field) 7.24 3.4-10 i 7.07 4.9-8.2 6.5-8.5 <br /> Electrical Conductivity(uS/cm)(field) 1041 1,800 1603 _ 2,100 900 <br /> Turbidity(N field 37.6 66 27.8 53 NL <br /> Constituents of Concern <br /> Calcium 74 120 100 110 NL <br /> Magnesium 17 40 44 100 NL <br /> Sodium 150 200 190 210 NL <br /> Potassium 4.4 6.5 3.9 120 NL <br /> Bicarbonate Alkalinit <br /> y as HCO3 140 360 280 520 NL <br /> Carbonate Alkalinity as CaCO3 ND 24 ND 5 NL <br /> Chloride 100 140 150 200 250 <br /> Nitrate as Nitrogen 2.7 5.3 5.2 6.5 10 <br /> Sulfate 290 400 370 430 250 <br /> Total Dissolved Solids 760 820 1100 1100 500 <br /> Volatile Organic Com ounds *1260BVuZU <br /> ' All Compounds ND detect ND detect NR <br /> NR=Not Required ND=Not Detected <br /> NE=Not established,due to>50%non-detects NT=Not Tested <br /> MCL=Maximum Contaminant Levels NL=Not Listed <br /> NS=Not statistically significant decr=significantly decreasing trend <br /> I=Insufficient data for statistical analysis incr=significantly increasing trend <br /> Underlined values indicate a concentration limit exceedance. Bold values indicate a detected organic compound. <br /> [1] Not established due to statistically significant increasing trend. Concentration limit from WDRs. <br /> *Trace Concentration(estimated value) <br /> {}=Parameter also detected in one or more quality control blanks <br /> Corral Hollow Sanitary Landfill 17 Department of Public Works/Solid Waste <br /> 1s'Quarter 2012 Groundwater Monitoring County of San Joaquin—April 16,2012 <br />