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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 /> KMW-7 continued <br /> Total <br /> Date Coliform EC DO ORP Hard- Calcium Magnesium Potassium Sodium Manganese Barium Nickel Zinc Bromide Chloride Fluoride Sulfate <br /> Sampled pH Bacteria (uS/cm) (mg/L) (mV) TDS(mg/L) mess (mg/L) (mg/L) (mg/L) (mg/L) Iron(mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) <br /> (per 100 (mg/L) <br /> mL <br /> 1/23/2012 8.55 ND 7,149 - - 4,330 57 13 &0 2.0 2,000 ND ND NA NA ND -- 1,200 0.2 1,120 <br /> 4/26/2012 8.51 ND 7,389 - 140 4,680 57 13 6.0 2.0 1,850 ND ND 0.179 NA ND -- 1,350 ND 1,200 <br /> 8/6/2012 8.86 ND 5,684 - 27 3,500 36 8.0 4.0 1.0 1,340 ND ND NA NA ND -- 920 ND 890 <br /> 10/29/2012 8.99 ND 3,793 - 84 2,360 18 4.0 2.0 2.0 945 ND ND NA NA ND -- 390 0.7 560 <br /> 2/4/2013 9.20 ND 3,326 - 163 2,220 18 4.0 2.0 2.0 1,120 0.10 0.02 NA NA ND -- 380 1.0 580 <br /> 5/6/2013 9.07 ND 3,806 - 196 2,390 23 6.0 2.0 2.0 1,290' 0.09 0.01 0.064 NA 0.03 -- 430 1.0 590 <br /> 8/5/2013 9.11 ND 4,138 0.40 58 2,490 NA NA NA NA 1,210 ND ND NA NA NA 1.55 510 NA NA <br /> 11/19/2013 9.42 ND 3,303 0.22 121 1,980 20 5.0 2.0 1.0 787 NO ND 0.082 NA NA 0.95 300 NA 530 <br /> 2/6/2014 9.15 ND 3,136 0.60 93 1,980 NA NA NA NA 868 ND ND NA NA NA 0.82 260 NA NA <br /> 4/28/2014 8.85 8/fi/2014 3. 4,6341 0.71 151 2,0830 40 9.A0 5.A0 1.0 1,00800 ND NDD 0086 NAA NA 0.64 600 NA 600 <br /> 80 IN A 0.. N N NA 141 608.77 22 4 248 3 NA NA NA NO is"not detected". <br /> NA is"not analyzed". <br /> -"data not available. <br /> Prior to 8/5/2013 samples collected were not filtered.Beginning 8/5/2013 samples were filtered. <br /> EKI Environment&Water,Inc. <br /> July 2023 Page 148 of 281 EKI B90088.03 <br />