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OB-4
<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 10,2011 41.79
<br /> April 4, 2011 43.57 17.4 7.32 2,050 8.12 7.51 2,250 1,400 0.16
<br /> July 11,2011 45.81
<br /> October 13,2011 46.50 17.4 7.18 2,167 7.58 2,520 1,700 0.33
<br /> January 10,2012 42.64
<br /> April 9, 2012 43.04 17.6 7.33 2,539 71.8 7.38 2,630 1,800 <0.20
<br /> July 9, 2012 42.49
<br /> October 1, 2012 40.60 17.4 7.00 2,340 68.0 7.33 2,720 1,900 2.0 0.21
<br /> January 7, 2013 41.43 17.4 7.41 1,957 45.8 7.34 2,710 1,800 0.24
<br /> April 9, 2013 41.80 18.0 7.02 2,758 54 7.59 2,720 1,800 0.4
<br /> July 8, 2013 41.13 17.6 7.39 2,858 29.9 7.54 2,780 2,000 0.1
<br /> October 7, 2013 40.05 17.4 7.06 2,709 19.3 7.42 2,860 1,900 1.5 1.3
<br /> January 6, 2014 39.57 17.4 7.74 2,641 395 7.44 2,840 1,900 0.74
<br /> April 7, 2014 40.30 17.9 7.07 2,710 88 7.44 2,770 1,900 0.55
<br /> July 7, 2014 39.99 18.0 7.25 2,551 84.7 7.56 2,830 1,800 0.38
<br /> October 6, 2014 39.11 18.0 7.06 2,354 102 7.26 2,640 1,700 1.3 0.35
<br /> January 6, 2015 40.25 17.4 7.28 2,492 77.5 7.45 2,650 1,700 0.82
<br /> April 27,2015 40.75 18.5 7.30 2,649 11.76 7.62 2,720 1,600 0.7
<br /> July 13,2015 37.90 18.8 6.96 2,373 36.2 7.68 2,570 1,400 1.0
<br /> October 5, 2015 37.75 18.8 7.27 2,716 >200 7.38 2,880 1,700 1.3 1.4
<br /> January 11,2016 39.15 17.8 7.22 1,820 9.41 7.54 2,520 1,600 0.74
<br /> April 4, 2016 39.09 18.9 6.93 1,609 16.8 7.47 2,280 1,300 1.20
<br /> July 25,2016 39.00 19.1 7.75 2,708 60 7.84 2,760 1,500 1.30
<br /> October 10,2016 38.35 18.9 6.89 2,381 11.6 7.84 2,510 1,400 0.96 2.10
<br /> January 18,2017 41.94 18.0 7.59 2,119 13.9 7.79 2,180 1,300 1.60
<br /> April 4, 2017 43.73 18.2 7.45 1,830 17.2 7.53 1,970 1,200 1.60
<br /> July 5, 2017 47.84 18.8 7.13 3,043 9.37 7.54 3,200 1,900 6.70
<br /> October 2, 2017 41.75 18.4 7.50 2,660 19.1 7.69 3,220 2,100 0.85 1.70
<br /> January 2, 2018 43.90 18.4 7.09 2,084 26.3 7.59 2,100 1,300 2.00
<br /> April 2, 2018 41.80 18.5 7.72 2,028 16.7 7.75 2,370 1,500 1.60
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