Laserfiche WebLink
Table 3 <br /> Groundwater Quality - Calendar Year 2025 <br /> Teichert Aggregates and Granite Construction -Vernalis Area, San Joaquin County <br /> (all units in mg/L unless otherwise specified) <br /> Total Total Coliform <br /> Sampling EC TDS pH Hardness Ca Mg Na K Alkalinity OH CO3 HCO3 SO4 Cl NO3 NO2 1' F 13 CU le NIn Zn Total Fecal <br /> Point Date (lis/cm) as CaCO3 as CaCO3 as OH as CO3 as HCO3 as NO3 as NO2 (tig/1.) (pg/L) (µg/L) (MPN/100 mL) <br /> Maximum Contaminant 6.5 to <br /> Level' 900* 500* 8.5+ - - - 250* 250* 45 3 2 1,000* 300* 50* 5,000* - <br /> Hall 5/14/2025 718 440 8.4 196 52 16 69 2 180 <10 -10 220 82.6 74 9.0 <0.7 --- 0.3 0.4 20 <30 <10 60 <1.1 <1.I <br /> Hall 12/1/2025 713 400 7.5 189 51 15 68 2 180 <10 <10 220 79.5 69 8.4 <0.7 --- 0.2 0.4 <10 <30 <10 QO <1.1 <1.1 <br /> Faulkner 5/14/2025 760 470 8.9 226 61 18 66 1 190 <10 <10 230 94.8 74 11.2 <0.7 - 0.2 0.4 <10 70 <10 30 <1.1 <1.1 <br /> Faulkner 12/1/2025 730 430 7.6 210 56 17 64 2 190 <10 <10 230 84.9 67 10.6 <0.7 - 0.2 0.4 <10 70 <10 20 <1.1 <1.1 <br /> S.Tracy#3 5/14/2025 867 540 8.3 252 63 23 81 2 160 <10 <10 200 182 69 15.5 <0.7 - 0.3 1.1 20 30 <10 QO - - <br /> S.Tracy#3 12/1/2025 847 490 7.4 257 65 23 71 2 180 <10 <10 220 160 61 21.3 <0.7 - 0.2 0.9 <10 260 <10 QO - - <br /> Brown's New 5/14/2025 849 570 8.9 269 70 23 77 2 190 <10 <10 240 194 43 10.1 <0.7 - 0.2 1.1 <10 <30 <10 QO - - <br /> Brown's New 12/1/2025 855 560 7.3 260 68 22 76 2 190 <10 <10 230 192 42 10.5 <0.7 - 0.2 1.0 <10 <30 <10 QO -- - <br /> Granite#5 5/14/2025 923 620 8.5 294 75 26 83 2 200 <10 <10 250 214 51 11.0 <0.7 -- 0.2 1.1 <10 <30 <10 QO -- -- <br /> Granite#5 12/1/2025 927 600 7.5 285 73 25 83 2 200 <10 <10 240 192 42 11.3 <0.7 -- 0.2 1.1 <10 <30 <10 QO -- -- <br /> Notes: <br /> 1. Maximum contaminant levels for drinking water supply. Concentrations marked"*"are secondary,i.e.,consumer acceptance limits for drinking water. For EC,TDS,chloride,and sulfate,the recommended(lower)values are given <br /> Page 1 of 1 <br />