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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 /> July 12,2001 37.10 19.0 7.09 1,685 85.00 7.05 1,660 1,020 0.07
<br /> October 10,2001 35.33 19.1 7.40 1,471 31.00 7.08 1,530 850 2.12
<br /> January 23,2002 40.07 14.2 7.25 789 45.00 7.16 838 484 0.90
<br /> May 8, 2002 38.23 17.4 7.09 1,610 8.50 7.00 1,640 936 0.65
<br /> July 24,2002 37.94 20.2 6.89 1,670 31.90 1,020 <0.05
<br /> October 9, 2002 36.70 18.8 7.28 1,230 23.50 7.26 1,580 948 0.44
<br /> January 30,2003 40.70 15.2 7.14 894 45.80 7.32 1,140 619 <0.05
<br /> May 1, 2003 39.29 16.5 7.22 1,466 61.40 7.11 1,520 827 <0.05
<br /> July 23,2003 38.01 19.1 7.18 1,825 7.70 7.24 1,870 986 0.12
<br /> October 30,2003 38.95 19.3 7.22 1,834 5.20 7.29 1,960 1,080 0.06
<br /> January 22,2004 38.96 16.9 6.77 1,832 8.80 7.39 2,040 1,170 0.07
<br /> April 15,2004 38.38 16.6 7.11 1,986 10.00 7.37 2,030 1,310 0.14
<br /> July 15,2004 38.38 18.8 7.12 1,904 3.31 7.24 2,200 1,370 <0.05
<br /> October 14,2004 37.61 19.4 7.05 2,100 5.48 7.35 2,160 1,340 0.51
<br /> January 26,2005 38.59 17.6 7.17 2,190 11.30 7.20 2,200 1,400 <0.10
<br /> April 18,2005 37.53 18.1 7.12 2,150 44.70 7.10 2,200 1,400 <0.10
<br /> July 11,2005 40.66 20.3 7.16 2,540 150.00 7.30 2,200 1,500 0.88
<br /> October 11,2005 39.37 18.6 7.12 1,874 114.00 7.00 1,800 1,200 0.62
<br /> January 25,2006 48.57 16.9 7.01 3,130 291.00 7.00 2,900 1,700 1.3
<br /> April 10,2006 50.13 17.0 6.68 3,370 6.84 7.20 5,900 4,130 2.3
<br /> July 17,2006 45.23 19.2 7.30 4,000 11.20 7.10 4,200 2,700 0.48
<br /> October 16,2006 43.96 17.4 7.07 2,849 5.47 7.42 2,600 1,800 0.9
<br /> February 19, 2007 42.90 17.4 7.14 2,783 1.48 7.57 2,700 1,900 <0.88
<br /> April 23,2007 42.54 18.5 6.93 2,842 4.64 7.36 2,860 1,800 0.38
<br /> July 9, 2007 41.82 18.5 7.06 2,284 28.40 7.31 2,840 1,800 1.5
<br /> October 15,2007 39.41 18.0 6.92 2,179 85.40 7.36 2,900 2,000 1.6
<br /> January 28,2008 42.77 14.1 7.00 2,588 14.80 7.28 2,470 2,000 <0.88
<br /> April 21,2008 43.50 17.0 7.02 1,696 39.20 7.42 1,910 1,200 <0.44
<br /> July 14,2008 41.62 20.6 6.93 1,020 >200 6.96 1,370 950 <0.44
<br /> October 13,2008 40.91 16.9 6.86 1,516 43.40 7.49 1,520 1,000 <0.44
<br /> January 12,2009 40.62 16.2 7.03 1,362 160.00 7.38 1,450 940 0.007
<br /> April 9, 2009 41.10 16.8 7.21 1,665 36.70 7.29 1,840 1,200 <0.10
<br /> July 20,2009 40.39 17.5 7.12 1,664 11.60 7.54 1,680 1,100 0.24
<br /> October 5, 2009 40.93 15.4 7.28 1,805 6.30 7.54 1,900 1,400 0.026
<br /> January 11,2010 40.15
<br /> April 5, 2010 42.18 17.1 7.01 2,438 6.70 7.44 2,420 1,600 0.32
<br /> July 19,2010 40.75
<br /> October 11,2010 40.40 17.1 7.43 1,708 8.60 7.39 1,690 1,200 0.045
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