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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-25
<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 /> 5/25/2005 7.57 130 910 -- -- 640 NA 47 34 3.0 138 ND 0.28 0.637 ND 0.114 ND 140 NO 89
<br /> 6/27/2005 7.63 ND 990 - - 650 NA 41 25 ND 100 0.10 0.25 ND ND ND ND 120 ND 80
<br /> 11/4/2005 7.12 2 1,405 0.03 77 780 320 60 45 1.2 160 NO 0.54 0.026 0.0022 ND 0.49 150 0.45 150
<br /> 2/9/2006 7.29 ND 1,396 0.08 116 930 370 67 49 1.5 170 ND 0.66 0.034 0.0029 ND 0.58 160 0.45 170
<br /> 5/1/2006 6.82 NO 1,476 0.06 -24 910 390 72 52 1.5 200 ND 0.69 0.042 0.0042 ND 0.59 170 0.40 190
<br /> 7/31/2006 6.80 80 1,137 0.03 110 700 270 50 36 1.2 140 ND 0.62 0.030 ND ND 0.39 120 0.39 140
<br /> 7/31/2006 6.80 80 1,137 0.03 110 720 260 49 33 1.1 140 ND 0.64 0.030 ND NO 0.39 120 0.39 140
<br /> 10/23/2006 6.62 4 1,095 0.04 121 690 350 65 45 1.6 130 ND 0.49 0.031 0.0019 0.003 0.48 120 0.46 130
<br /> 1/31/2007 7.00 ND 3,300 0.08 96 2,000 1,400 250 180 2.0 230 ND 3.8 0.13 0.0012 NO 1.7 710 0.27 460
<br /> 5/1/2007 7.08 ND 2,393 0.08 128 1,500 740 130 99 1.9 220 ND 1.2 0.084 0.0011 ND 1.2 420 0.30 290
<br /> 7/30/2007 7.10 NO 2,076 0.77 34 1,500 610 110 81 1.4 190 ND 1.1 0.074 0.0012 NO 0.99 350 0.36 230
<br /> 11/7/2007 7.30 ND 1,872 0.08 15 1,200 590 110 75 1.6 180 ND 1.3 0.076 0.00089 ND 0.81 310 0.36 220
<br /> 2/4/2008 7.10 11 1,811 0.20 96 1,100 550 110 69 1.3 170 NO 1.0 0.061 0.0021 NO 0.74 310 0.38 230
<br /> 4/23/2008 7.19 ND 1,797 0.15 189 1,000 440 77 60 1.5 200 ND 0.65 0.057 0.0016 ND 0.72 260 0.39 180
<br /> 8/18/2008 7.27 NO 1,709 0.35 172 800 420 75 56 1.6 200 ND 0.98 NA NA NA 0.62 230 NA 180
<br /> 11/25/2008 7.21 ND 1,377 0.22 23 870 350 64 46 1.6 170 ND 0.91 NA NA NA 0.45 150 NA 120
<br /> 2/11/2009 7.20 NO 1,546 0.29 99 850 380 70 49 1.5 180 ND 0.80 NA NA NA 0.46 140 NA 140
<br /> 4/13/2009 7.27 2 1,648 0.03 115 960 410 74 54 0.95 180 ND 0.76 NA NA NA 0.46 150 NA 140
<br /> 7/28/2009 8.11 ND 1,672 0.39 114 1,020 400 71 54 1.0 244 0.06 0.68 NA NA NA 0.43 192 NA 157
<br /> 10/20/2009 7.70 ND 1,730 0.50 73 1,080 470 87 61 1.0 226 0.06 1.3 NA NA NA 0.49 221 NA 191
<br /> 1/26/2010 8.33 ND 1,809 1.24 28 1,180 490 89 65 1.0 220 0.06 0.85 NA NA NA 0.38 260 NA 214
<br /> 5/4/2010 7.31 4 1,688 0.07 104 1,160 530 95 71 1.0 255 ND 1.1 NA NA NA 0.48 251 NA 213
<br /> 8/24/2010 7.20 ND 1,889 0.15 112 1,210 520 97 68 1.0 252 0.06 1.4 NA NA NA 0.53 280 NA 250
<br /> 10/21/2010 7.25 23 2,090 0.64 357 1,260 590 108 79 2.0 290 0.08 1.6 NA NA NA 0.55 290 NA 260
<br /> 1/26/2011 7.19 ND 2,032 0.21 310 1,250 550 101 72 1.0 245 ND 1.0 NA NA NA 0.63 340 NA 300
<br /> 4/25/2011 7.22 ND 1,641 0.23 188 1,000 400 73 54 1.0 246 0.06 0.94 NA NA NA 0.33 144 NA 144
<br /> 8/17/2011 7.08 ND 1,879 3.07 252 1,090 430 77 58 2.0 303 0.06 0.85 NA NA NA 0.36 182 NA 146
<br /> 10/26/2011 7.22 ND 2,273 0.21 376 1,250 490 86 67 2.0 291 0.07 0.66 NA NA NA 0.66 266 NA 181
<br /> 1/25/2012 7.16 ND 1,830 0.39 217 1,050 420 75 56 2.0 278 NO 0.58 NA NA NA 0.45 182 NA 156
<br /> 5/1/2012 7.24 ND 1,791 2.75 83 1,020 400 72 53 1.0 242 NO 0.69 NA NA NA 0.44 200 NA 160
<br /> 7/26/2012 7.37 ND 1,793 0.93 -36 1,070 380 67 53 1.0 266 NO 0.85 NA NA NA 0.43 205 NA 157
<br /> 10/24/2012 7.29 ND 1,768 0.28 177 1,010 370 66 49 2.0 239 NO 1.0 NA NA NA 0.43 193 NA 156
<br /> 1/30/2013 7.42 ND 1,734 0.12 200 1,060 380 69 50 2.0 248 NO 0.84 NA NA NA 0.46 225 NA 159
<br /> 4/29/2013 7.29 7 1,734 0.10 311 970 400 73 53 1.0 234 NO 1.0 NA NA NA 0.51 249 NA 157
<br /> 7/31/2013 7.45 ND 1,739 0.25 169 1,040 380 70 51 ND 228 NO 1.0 NA NA NA 0.53 248 NA 172
<br /> 11/20/2013 7.23 ND 1,871 0.12 26 1,090 430 77 57 2.0 245 NO 1.1 NA NA NA 0.57 298 NA 180
<br /> 2/3/2014 7.48 ND 1,976 0.35 103 1,150 480 85 fi5 1.0 238 ND 1.2 NA NA NA 0.76 298 NA 179
<br /> 4/23/2014 7.15 ND 2,063 0.32 188 1,270 570 104 75 1.0 232 0.11 1.5 NA NA NA 0.95 376 NA 198
<br /> NO is"not detected".
<br /> NA is"not analyzed".
<br /> City of Lathrop-MWM-25 City of Lathrop-MWM-25
<br /> Total Dissolved Solids NOs+NOt Nitrogen
<br /> 5,000 20
<br /> 4,000
<br /> �15
<br /> 3,000 E
<br /> 10
<br /> O
<br /> 0 2,000 �
<br /> O
<br /> 1,000 z 5
<br /> 0 0
<br /> m`8�m�i Si0000000000����������NNNNN mq'goo8000gqo�`"'«""O�°f°'N'ryrvrvrvn
<br /> -',Date Date
<br /> EKI Environment&Water,Inc.
<br /> July 2023 Page 99 of 281 EKI B90088.03
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