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OB-19
<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 Date (FT MSL) (DegmwC) (pH Units) (umhos/cm) (NTUs) (pH Units)(umhos/cm (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mglL) (mg/L)
<br /> 01/27/92 TO 01/29/92 January 29,1992 36.65 16.0 7.70 2,164
<br /> 05/06/92 TO 05/07/92 May 7,1992 39.75 21.5 6.70 1,242
<br /> 08/04/92 TO 08/05192 August 5,1992 35.07 22.5 6.90 1,953
<br /> 10/15/92 TO 10/16/92 October 16,1992 35.55 19.0 7.30 1,800
<br /> 01/26/93 TO 01/29/93 January 29,1993 36.79 17.5 6.90 1,750
<br /> 4/27/1993 April 27,1993
<br /> 07/26/93 TO 07/29/93 July 29,1993 36.45 19.0 6.80 2,350 31.00 7.20 2,500 1,430 280 376 200 <0.4
<br /> 11/16/93 TO 11/18/93 November 18,1993 40.23 21.0 7.00 2,200 8.90 7.10 2,500 1,450 67 143 5.3 781 291 325 210 <0.4
<br /> 03/08194 TO 03/09/94 March 9,1994 41.13 18.0 6.60 2,300 7.60 7.00 2,220 1,430 258 254 205 <0.4
<br /> 06/06/94 TO 06/09/94 June9,1994 43.11 16.5 6.70 2,100 14.80 . 7.10 2,190 1,390 268 252 210 <0.4
<br /> 09/07/94 TO 09/08/94 September 8,1994 37.55 20.0 7.00 1,850 3.70 7.20 1,850 1,200 215 210 225 <0.4
<br /> 12/13/94 TO 12/16/94 December 16,1994 39.10 18.5 7.40 1,400 7.10 7.10 1,830 1,190 51 119 4.2 526 200 204 240 <0.4
<br /> 02/28/95 TO 03/01/95 March 1,1995 39.70 19.0 7.00 1,900 2.00 7.10 1,900 1,220 238 174 200 <0.4
<br /> 06/07/95 TO 06/09/95 June 9,1995 42.64 20.5 6.90 1,950 1.20 7.70 1,940 1,260 50 123 4.4 604 231 214 250 0.4
<br /> 09/06/95 TO 09/08/95 September 8,1995 40.89 22.0 6.80 1,800 0.90 7.30 1,900 1,240 232 200 222 0.9
<br /> 11/15/95 TO 11/17/95 November 17,1995 39.67 21.0 7.00 1,800 5.50 7.40 1,880 1,210 50 120 4.5 682 219 188 205 0.9
<br /> 02/13/96 TO 02/14/96 February 14,1996 41.35 20.0 7.40 1,800 7.50 1,900 1,200 228 217 222 3.1
<br /> 05/08/96 TO 05/09/96 May 9,1996 45.58 17.5 7.20 2,000 13.60 8.20 1,910 1,200 222 271 222 5.8
<br /> 07/10/96 TO 07/11/96 July 11,1996 43.31 20.5 7.10 1,850 2.50 7.80 1,910 1,200 228 276 243 <0.4
<br /> 11/12/96 TO 11/14/96 November 14,1996 42.64 22.0 6.90 1,800 1.40 7.60 1,910 1,160 48 115 4.3 463 236 266 226 0.9
<br /> 03/05/97 TO 03/07/97 March 7,1997 53.46 15.0 7.20 1,600 0.70 7.90 1,480 955 181 165 185 <0.4
<br /> 05/28/97 TO 05/30/97 May 30,1997 46.57 18.5 7.20 1,400 0.20 7.40 1,480 930 180 185 163 <0.4
<br /> 09/03/97 TO 09/05/97 September 5,1997 40.89 21.0 7.20 1,550 7.37 1,560 930 189 202 165 <0.4
<br /> 12/16/97 TO 12/18/97 December 18,1997 43.14 18.5 7.30 1,500 0.90 7.41 1,760 1,080 36 96 6 461 178 176 179 3.25
<br /> 03/04/98 TO 03/06/98 March 6,1998 49.32 15.0 7.10 1,650 0.70 6.66 2,080 1,310 214 273 153 0.97
<br /> 06/09/98 TO 06/11/98 June 11,1998 46.46 18.0 7.20 1,300 2.20 7.30 1,500 974 182 196 256 2.76
<br /> 09/16/98 TO 09/16/98 September 16,1998 44.97 26.0 7.29 1,500 0.50 7.38 1,530 902 168 136 128 0.46
<br /> 12/08/98 TO 12/10/98 December 10,1998 45.41 17.8 6.94 1,700 35.90 7.19 1,330 933 26 84 5 317 193 171 178 1.59
<br /> 03/16/99 TO 03118/99 March 18,1999 48.98 18.5 6.63 2,000 31.70 7.11 1,530 1,020 162 233 212 1.62
<br /> 06/23/99 TO 06/25/99 June 25,1999 47.30 20.6 7.31 1,428 0.79 7.19 1,360 1,030 163 165 229 5.68
<br /> 09/15/99 TO 09/17/99 September 17,1999 45.75 22.8 6.97 1,086 4.72 7.13 1,350 944 202 169 184 2.71
<br /> 11/09/99 TO 11/11/99 November 11,1999 40.82 19.5 7.21 1,389 2.36 7.41 1,290 869 22 79 4 382 203 164 137 5.52
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