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Appendix C-Historical Water Quality City of Lathrop
<br /> Consolidated Treatment Facility
<br /> Monitoring and Reporting Program 115-2016-0028-03 Rev3
<br /> MWM-5
<br /> Total
<br /> Data Coliform EC DO ORP Hard- Calcium Magnesium Potassium Sodium Manganese Barium Nickel Bromide Chloride Fluoride Sulfate
<br /> Sampled PH Bact1eria 00 (uS/cm) (mg/L) (mV) TDS(mg/L) nesL (mg/L) (mg/L) (mg/L) (mg/L) Iron(mg/L) (mg/L) (mg/L) (mg/L) Zinc(mg/L) (mg/L) (mg/L) (mg/L) (mg/L)
<br /> mg/)
<br /> mL
<br /> 5/20/2005 9.50 23 1,700 - -- 1,100 NA 132 16 8.6 214 NO NO 0.305 ND NO NO 410 ND 200
<br /> 6/27/2005 7.71 ND 2,000 - - 1,300 NA 170 49 ND 180 0.12 0.79 0.26 ND ND ND 490 ND 280
<br /> 11/2/2005 7.62 23 2,223 6.50 4 1,500 730 200 72 5.7 190 ND 1.90 0.21 0.006 0.0041 0.83 440 0.26 260
<br /> 2/7/2006 7.11 22 2,460 1.23 -37 1,700 810 200 76 7.6 200 0.75 2.20 0.22 0.010 ND 0.78 470 0.30 270
<br /> 5/4/2006 7.10 900 2,467 2.61 -2 1,500 820 200 80 5.7 210 0.46 2.30 0.23 0.014 0.0047 0.83 440 0.27 270
<br /> 8/8/2006 7.28 4 2,346 3.96 105 1,700 790 190 75 5.2 210 0.038 1.50 0.20 0.0013 0.0030 0.82 450 0.29 270
<br /> 10/30/2006 7.03 13 2,540 3.33 -28 1,600 830 200 80 5.3 230 0.74 2.00 0.23 0.0029 0.0042 0.88 490 0.33 310
<br /> 2/5/2007 7.12 8 2,618 2.83 -13 1,600 790 180 82 5.4 220 0.78 2.20 0.23 0.0011 ND 0.78 480 0.25 290
<br /> 5/7/2007 7.06 ND 2,541 3.03 4 1,700 830 200 82 4.3 200 0.45 1.40 0.20 0.0038 0.0075 0.86 500 0.27 300
<br /> 8/2/2007 7.13 50 2,520 1.40 7 1,800 810 200 77 5.6 190 0.15 1.60 0.20 0.0017 ND 0.88 510 0.28 320
<br /> 11/12/2007 6.90 2 2,610 1.29 -8 1,700 830 210 77 3.8 180 0.37 2.10 0.20 0.0018 ND 0.83 480 0.26 310
<br /> 2/7/2008 7.21 ND 2,698 5.90 -7 1,700 800 190 79 4.0 200 0.58 2.10 0.20 0.0039 0.0037 0.69 440 0.27 280
<br /> 4/29/2008 7.09 NO 2,093 2.14 -10 1,300 660 160 64 3.1 170 0.57 1.20 0.16 0.0025 0.0032 0.70 440 0.29 270
<br /> 4/29/2008 7.09 ND 2,093 2.14 -10 1,300 660 160 64 3.2 170 0.57 1.20 0.16 0.0022 0.0029 0.77 400 0.29 270
<br /> 8/25/2008 7.24 ND 2,063 0.94 16 1,300 580 140 57 3.3 150 0.18 1.10 NA NA NA 0.67 360 NA 230
<br /> 11/24/2008 7.14 ND 1,840 1.54 35 1,200 590 140 59 3.3 160 0.18 1.40 NA NA NA 0.66 340 NA 210
<br /> 2/17/2009 7.10 4 1,776 2.06 5 1,100 530 130 51 2.9 160 0.19 0.78 NA NA NA 0.61 330 NA 210
<br /> 4/15/2009 7.14 2 1,850 3.20 88 1,100 510 120 52 2.7 140 0.054 0.49 NA NA NA 0.67 320 NA 200
<br /> 7/29/2009 7.42 4 1,967 5.05 170 1,040 540 134 49 3.0 157 0.12 1.05 NA NA NA 0.45 307 NA 194
<br /> 10/22/2009 7.40 27 1,847 2.90 35 940 540 132 52 3.0 156 0.12 1.50 NA NA NA 0.46 313 NA 191
<br /> 2/1/2010 7.2 4 1,813 3.90 109 1,040 530 130 50 3.0 144 0.31 0.82 NA NA NA 0.37 291 NA 183
<br /> 4/22/2010 7.92 240 1,631 3.90 77 980 540 132 50 3.0 158 0.11 0.39 NA NA NA 0.37 281 NA 183
<br /> 8/26/2010 7.21 ND 1,481 0.91 332 950 500 125 46 3.0 140 0.21 0.98 NA NA NA 0.43 263 NA 169
<br /> 10/21/2010 7.33 ND 1,590 7.49 175 940 520 129 49 3.0 153 0.19 1.0 NA NA NA 0.42 272 NA 175
<br /> 1/24/2011 7.11 ND 1,576 2.47 331 960 530 133 49 3.0 137 0.06 0.63 NA NA NA 0.45 304 NA 175
<br /> 4/25/2011 7.10 ND 1,674 2.34 -7 1,000 560 139 51 3.0 144 0.22 0.38 NA NA NA 0.52 310 NA 190
<br /> 8/18/2011 7.03 ND 1,762 2.95 86 1,070 570 141 52 3.0 154 0.25 0.50 NA NA NA 0.48 325 NA 191
<br /> 10/27/2011 7.27 ND 1,894 5.92 373 1,040 600 150 54 3.0 155 0.23 0.61 NA NA NA 0.50 336 NA 196
<br /> 1/24/2012 7.18 ND 1,803 4.64 20 1,060 580 144 54 3.0 171 0.22 0.58 NA NA NA 0.50 349 NA 193
<br /> 5/3/2012 7.17 ND 1,929 10.01 34 1,100 620 154 57 3.0 175 0.18 0.49 NA NA NA 0.45 356 NA 199
<br /> 8/1/2012 6.81 2 1,915 4.21 2 1,150 590 143 56 3.0 177 0.06 0.41 NA NA NA 0.49 365 NA 192
<br /> 10/25/2012 7.19 240 1,945 6.60 -57 1,090 570 141 54 3.0 171 0.23 0.69 NA NA NA 0.44 343 NA 185
<br /> 1/31/2013 7.22 NO 1,962 3.83 17 1,120 600 147 56 3.0 177 0.15 0.52 NA NA NA 0.43 379 NA 195
<br /> 5/2/2013 7.47 34 2,015 4.90 154 1,180 650 161 60 3.0 187 ND ND NA NA NA 0.34 395 NA 203
<br /> 8/2/2013 7.20 2 2,047 3.43 68 1,240 640 158 60 3.0 170 0.08 0.36 NA NA NA 0.51 450 NA 240
<br /> 11/21/2013 7.16 ND 2,142 4.23 96 1,270 660 164 fit 3.0 195 0.22 0.54 NA NA NA 0.42 470 NA 250
<br /> 11/21/2013 7.16 ND 2,142 4.23 96 1,250 690 170 64 3.0 196 0.27 0.63 NA NA NA 0.42 460 NA 250
<br /> 2/4/2014 7.09 ND 2,197 1.05 43 1,280 650 160 61 3.0 185 0.18 0.46 NA NA NA 0.53 420 NA 220
<br /> 4/24/2014 7.26 NO 2,260 4.97 194 1,350 710 177 66 4.0 201 0.17 0.01 NA NA NA 0.60 430 NA 196
<br /> 8/5/2014 123 23 2,262 2.74 -193 1,460 710 176 67 4.0 203 1.03 7.73 NA NA NA 0.58 430 NA 183
<br /> NO is"not detected".
<br /> NA is"not analyzed".
<br /> City of Lathrop-MWM-5 City of Lathrop-MWM-5
<br /> Total Dissolved Solids NOa Nitrogen
<br /> 5,000
<br /> 20
<br /> 4,000
<br /> 15
<br /> 23,000 E
<br /> E O 10
<br /> m 2,000
<br /> o =
<br /> 1,000 z 5
<br /> 0 0
<br /> oho oho
<br /> -,»>A-,I-,I AI IA I
<br /> ADate IA IA I I-,I-, »A
<br /> -, Date
<br /> EKI Environment&Water,Inc.
<br /> July 2023 Page 29 of 281 EKI B90088.03
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