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OB-25
<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 /> Date (FT.,MSL) (Degrees C) (pH Units) (umhos/cm) (NTUs) (pH Units) (umhos/cm) (mg/L) (mg/L) (mg/L)
<br /> January 29,1992 36.60
<br /> May 7,1992 39.29 21.8 7.60 515
<br /> August 5,1992 35.74 20.0 7.40 761
<br /> October 16,1992 37.05 18.0 7.70 740
<br /> January 29,1993 39.09 18.0 7.00 335
<br /> July 29,1993 36.93 19.5 7.00 715 82 7.40 770 480 7.5
<br /> November 18,1993 39.02 18.0 7.20 700 3.3 7.50 770 480 8
<br /> March 9,1994 40.59 18.0 6.90 680 7.5 7.40 790 480 8.9
<br /> June 9,1994 39.13 18.0 6.90 730 10.2 7.40 845 545 8.4
<br /> September 8,1994 37.32 18.0 7.10 740 13.8 7.20 925 535 8.4
<br /> December 16,1994 38.96 18.0 6.80 850 23.2 7.20 990 630 8.4
<br /> March 1,1995 39.53 18.0 7.20 885 6.7 7.20 1,040 635 8
<br /> June 9,1995 42.42 17.5 6.60 880 2.8 7.40 1,110 690 7.1
<br /> September 8,1995 38.88 19.0 7.00 830 2.7 7.20 1,170 740 8.4
<br /> November 17,1995 39.58 18.0 6.70 950 3.8 7.20 1,230 740 9.7
<br /> February 14,1996 40.37 19.0 7.10 960 7.30 1,290 755 9.3
<br /> May 9,1996 44.54 18.5 7.00 1,450 10.8 8.50 1,330 835 12.4
<br /> July 11,1996 42.13 20.0 6.90 1,300 2.5 7.60 1,380 830 11.1
<br /> November 14,1996 39.70 18.0 6.90 1,300 1.7 7.40 1,420 805 12.4
<br /> May 30,1997 44.78 19.5 7.00 1,500 16.4 8.60 1,600 965 14.6
<br /> September 5,1997 39.71 20.0 6.90 1,600 7.13 1,670 1,000 12.8
<br /> December 18,1997 41.22 17.0 6.90 1,650 0.4 7.01 1,670 1,220 2.9
<br /> March 6,1998 50.11 16.0 7.00 1,700 0.2 7.22 1,680 1,180 2.69
<br /> June 11,1998 46.31 19.0 7.00 1,600 0.8 7.26 1,820 1,280 2.68
<br /> September 18,1998 44.18 19.0 6.96 1,600 1.53 7.14 1,970 1,340 2.3
<br /> December 10,1998 43.80 17.0 6.87 2,050 0.85 6.97 1,680 1,330 2.56
<br /> March 18,1999 42.96 18.1 6.68 2,400 1.40 6.95 1,850 1,240 2.66
<br /> June 25,1999 43.67 19.7 7.00 1,753 7 7.26 1,690 1,260 2.46
<br /> September 17,1999 40.57 21.3 6.79 1,290 6.08 6.92 1,860 1,390 2.27
<br /> November 11,1999 40.65 18.2 6.86 1,847 2.04 6.91 1,950 1,150 2.22
<br /> February 10,2000 40.95 17.9 6.73 1,893 16.87 6.95 1,820 1,410 2.4
<br /> May 24,2000 43.96 18.6 6.98 1,851 19.45 6.94 1,770 1,290 2.45
<br /> August 10,2000 39.92 21.4 7.15 1,622 3.47 7.18 1,680 1,360 3.31
<br /> October 12,2000 39.27 17.2 7.20 1,842 3.05 7.60 1,800 1,320 2.75
<br /> January 10,2001 39.92 12.5 7.11 1,493 5.41 6.98 1,640 1,170 3.17
<br /> April 11,2001 38.98 17.0 7.02 1,644 3.64 7.13 1,740 1,230 2.67
<br /> July 12,2001 38.81 19.0 7.02 1,792 50 7.27 1,820 1,210 3.01
<br /> October 10,2001 38.34 18.4 4.30 2,080 9.5 6.97 1,850 1,170 2.81
<br /> January 23,2002 38.50 14.7 6.92 1,669 50 7.08 1,790 1,110 3.22
<br /> May 8,2002 40.86 15.6 7.03 1,812 4.5 7.10 1,810 1,120 3.35
<br /> July 24,2002 38.75 21.3 6.90 1,760 31.4 999 3.46
<br /> October 9,2002 38.65 20.3 6.75 1,709 5.17 7.09 1,740 1,100 3.16
<br /> January 30,2003 38.07 16.7 6.91 1,506 5.2 7.15 1,840 1,060 3.08
<br /> May 1,2003 40.70 16.4 6.95 1,845 2.38 7.26 1,920 1,090 2.75
<br /> July 23,2003 39.79 18.8 7.05 1,710 1.1 7.06 1,850 1,130 2.69
<br /> October 30,2003 39.53 20.0 6.91 1,665 1.4 7.05 1,790 1,070 3.33
<br /> January 22,2004 38.42 17.0 6.87 1,520 2.3 7.13 1,730 1,090 2.71
<br /> April 15,2004 38.99 17.3 6.72 1,533 0.75 7.01 1,640 1,060 2.49
<br /> July 15,2004 39.91 18.5 6.72 1,462 18.6 7.02 1,710 1,130 2.95
<br /> October 14,2004 38.18 17.0 7.05 1,413 7.47 7.15 1,610 1,190 2.50
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