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May 8, 1996 LAB No: STK 632273-2 <br /> Luhdorff & Scalmanini , Consulting Eng. Sampled May 2, 1996 <br /> Sample Site: Quarterly Water Sampling <br /> Description: South Tracy Prod Sample type: Drinking Water. <br /> JV--�. NED <br /> SCHN <br /> General Mineral Analytical Results <br /> CONSTITUENT METHOD UNITS DLR RESULTS MCL <br /> Aggressiveness Index Calc. - 0. 1 11 .8 <br /> Langlier Index (Corrosivity) 0.1 -0. 1 <br /> PH 150. 1 --- 7.4 <br /> E•C• 120. 1 umbos/cm 1 800 1600 (b) <br /> TDS (Residue at 180°C) 160.1 mg/L 40 470 1000 (b) <br /> TDS (by Summation) Calc. mg/L 1 619 <br /> MBAS 425. 1 mg/L 0.05 ND 0.5 <br /> Boron (B) 200.7 mg/L 0. 1 1 .0 <br /> Copper (Cu) 200.7 ug/L 30 ND 1000 <br /> Iron (Fe) 200.7 ug/L 30 ND 300 <br /> Manganese (Mn) 200.7 ug/L 30 ND 50 <br /> Zinc (Zn) 200.7 ug/L 30 ND 5000 <br /> NO = Not Detected greater than or equal to the DLR. DLR = Detection Limit for Reporting purposes <br /> MCL = Maximum Contaminant level (California Neatth & Safety Code, Title 22) <br /> ug/L = Micrograms Per Liter (ppb) mg/L = MiLtigrams Per Liter (ppm) <br /> (b) upper Limit, Mineralization - Secondary Drinking Water Standards. <br /> FGL NVIRONMENTA <br /> r- <br /> �' Kurt Wilkins B.S. <br /> Laboratory Director <br /> a <br /> KW:jgc <br /> i <br />