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OB-18
<br /> Groundwater Elev. Temp Field pH Field EC Field Turbidity Lab pH Lab EC Lab TDS Magnesium Calcium Potassium Bicarbonate Sodium Chloride Sulfate Nitrate
<br /> DATE Graphed Dale (FT MSL) (Degrees c) (pH Units) (umhos/cm) (NTUs) (pH Units) (umhos/cm) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
<br /> 01/27/92 TO 01/29192 January 29,1992 36.67 16.8 1,999
<br /> 05/06/92 TO 05/07/92 May 7,1992 39.47 22.5 7.00 1,953
<br /> 08/04/92 TO 08/05/92 August 5,1992 34.91 21.5 7.00 842
<br /> 10/15/92 TO 10/16/92 October 16,1992 36.75 19.3 7.20 1,700
<br /> 01/26/93 TO 01/29/93 January 29,1993 38.90 20.0 6.90 1,980
<br /> 4/27/1993 April 27,1993
<br /> 07/26/93 TO 07/29/93 July 29,1993 36.32 20.0 7.10 2,450 19.00 7.40 2,500 1,340 326 392 185 <0.4
<br /> 11/16/93 TO 11/18/93 November 18,1993 39.95 20.0 7.00 2,250 55.40 7.30 2,500 1,440 45 123 6.2 479 322 364 305 <0.4
<br /> 03/08/94 TO 03/09/94 March 9,1994 41.18 21.0 6.90 1,950 5.40 7.40 1,990 1,230 281 234 325 <0.4
<br /> 06/06/94 TO 06/09/94 June 9,1994 39.72 21.0 6.90 1,800 7.40 7.40 1,820 1,150 268 202 340 <0.4
<br /> 09/07/94 TO 09/08/94 September 8,1994 37.41 21.5 7.20 1,800 4.70 7.40 1,760 1,130 251 208 325 <0.4
<br /> 12/13/94 TO 12/16/94 December 16,1994 39.15 19.0 7.40 1,400 3.00 7.20 1,620 990 27 77 4.7 301 230 220 247 <0.4
<br /> 02/28/95 TO 03/01/95 March 1,1995 40.82 21.0 7.00 1,800 3.20 7.20 1,630 1,040 238 198 339 1.3
<br /> 06/07/95 TO 06/09/95 June 9,1995 43.65 19.0 7.20 1,700 1.40 7.70 1,570 1,010 27 74 4.7 270 218 184 288 5.3
<br /> 09/06/95 TO 09/08/95 September 8,1995 39.53 24.0 6.70 1,500 5.70 7.20 1,650 1,060 214 243 224 <0.4
<br /> 11/15/95 TO 11/17/95 November 17,1995 40.69 25.0 7.20 1,500 1.90 7.60 1,600 970 30 84 5.4 276 196 247 223 0.4
<br /> 02/13/96 TO 02/14/96 February 14,1996 42.33 24.0 7.20 1,400 7.40 1,620 1,010 204 243 231 0.9
<br /> 05/08/96 TO 05/09/96 May 9,1996 45.02 20.0 7.00 1,750 4.50 8.40 1,670 1,020 200 253 226 <0.4
<br /> 07/10/96 TO 07/11/96 July 11,1996 44.11 22.0 6.80 1,800 3.10 7.60 1,630 1,000 198 224 181 0.9
<br /> 11/12/96 TO 11/14/96 November 14,1996 39.87 23.0 6.30 1,500 1.60 7.50 1,560 960 33 88 2.7 300 197 227 220 0.9
<br /> 03/05/97 TO 03/07/97 March 7,1997 54.17 19.0 7.30 850 1.20 7.80 901 568 132 72.7 160 1.8
<br /> 05/28/97 TO 05/30/97 May 30,1997 45.83 18.5 6.90 1,300 0.10 7.20 1,330 815 172 193 138 <0.4
<br /> 09/03/97 TO 09/05/97 September 5,1997 40.49 23.0 7.10 1,500 7.15 1,460 875 186 205 171 0.4
<br /> 12/16/97 TO 12/18/97 December 18,1997 43.16 21.0 7.10 1,350 1.50 7.13 1,410 789 24 67 8 276 176 186 195 2.59
<br /> 03/04/98 TO 03/06/98 March 6,1998 50.26 15.0 7.00 1,350 1.70 7.05 1,310 851 170 142 195 4.8
<br /> 06/09/98 TO 06/11/98 June 11,1998 47.44 17.5 7.10 690 5.00 7.08 820 553 121 83 176 1.43
<br /> 09/16/98 TO 09/18/98 September 18,1998 45.32 23.5 7.36 840 0.73 7.39 1,080 616 140 103 122 2.53
<br /> 12/08/98 TO 12/10/98 December 10,1998 45.82 21.0 7.06 1,300 2.23 7.18 977 629 18 52 5 256 155 119 145 2.71
<br /> 03/16/99 TO 03/18/99 March 18,1999 48.83 17.7 6.46 1,900 35.30 6.95 1,450 941 149 211 218 0.97
<br /> 06/23/99 TO 06/25/99 June 25,1999 44.20 23.8 6.82 1,242 1.45 6.95 1,200 872 147 170 209 0.36
<br /> 09/15/99 TO 09/17/99 September 17,1999 41.52 18.7 7.11 1,062 9.72 6.99 1,370 944 198 206 197 4.12
<br /> 11/09/99 TO 11/11/99 November 11,1999 42.47 20.3 6.99 1,384 3.25 7.32 1,340 893 25 74 5 316 203 193 185 5.52
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