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OB-19 <br /> Summary-Data Table <br /> Groundwater Nitrate as <br /> Elevation Temp. Field pH Field EC Field Turbidity Lab pH Lab EC Lab TDS TKN Nitrogen <br /> Graphed Date (FT.,MSL) (Degrees C) (pH Units) (umhos/cm) (NTUs) (pH Units)(umhos/cm (mg/L) (mg/L) (mg/L) <br /> January 6,2014 39.49 18.1 8.01 925 375 7.55 971 640 9.2 <br /> April 7,2014 39.77 18.8 7.20 988 20.2 7.55 967 650 12 <br /> July 7,2014 39.41 18.7 7.41 899 77.9 7.65 994 680 13 <br /> October 6,2014 38.39 19.4 7.33 940 25.2 7.42 1,040 690 0.41 9.0 <br /> January 6,2015 39.76 18.8 7.49 971 87 7.57 1,000 670 10.0 <br /> April 27,2015 40.43 24.0 7.23 1,065 7.63 1,090 670 9.5 <br /> July 13,2015 37.48 19.2 7.08 1,050 58.9 7.77 1,120 660 11.0 <br /> October 5,2015 36.77 19.8 7.46 1,060 41.9 7.57 1,120 730 0.65 11 <br /> January 11,2016 38.46 18.8 7.28 807 7.3 7.64 1,110 760 10 <br /> April 4,2016 38.39 20.0 6.99 830 36.5 7.57 1,150 660 6.6 <br /> July 25,2016 38.44 19.5 7.62 1,150 38 7.82 1,190 640 8.9 <br /> October 10,2016 37.31 19.3 6.78 1,115 98 7.79 1,180 670 0.49 8.9 <br /> January 18,2017 40.51 18.5 7.68 1,092 33.8 7.67 1,120 670 8.6 <br /> April 4,2017 42.09 18.4 7.43 1,037 60.9 7.51 1,110 710 9.3 <br /> July 5,2017 47.81 19.2 7.15 1,136 19.8 7.63 1,110 670 11.0 <br /> October 2,2017 41.99 18.9 7.64 996 33.6 7.64 1,110 740 0.26 8.3 <br /> January 2,2018 42.42 18.2 6.50 1,105 17.8 7.61 1,090 670 7.9 <br /> April 2,2018 41.31 18.9 7.86 944 41.9 7.75 1,110 700 6.8 <br />