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j <br /> i <br /> fi <br /> April 23, 1997 LAB No: STK 732038-6 <br /> Luhdorff & Scalmanini , Consulting Eng. Sampled April 9, 1997 I <br /> i <br /> i <br /> Sample Site: Quarterly Water Sampling <br /> E <br /> Description: Browns #1 Sample type: Drinking Water <br /> General Mineral Analytical Results <br /> CONSTITUENT METHOD UNITS DLR RESULTS MCL <br /> Aggressiveness Index Calc. --- 0.1 11 .2 <br /> Langlier Index (Corrosivity) 0. 1 -0.7 <br /> pH 4500-H B --_- 6.6 <br /> E.C. 2510B umbos/cm 1 880 1600 (b) <br /> TDS (Residue at 180°C) 2540C mg/L 40 560 1000 (b) j <br /> TDS (by Summation) Calc. mg/L 1 698 <br /> 5540C m L 0.05 ND 0.5 <br /> MBA <br /> S 9/ j <br /> Boron (B) 200.7 mg/L 0.1 1 .2 <br /> Copper (Cu) 200.7 ug/L 50 ND 1000 <br /> Iron (Fe) 200.7 ug/L 50 2700 300 <br /> Manganese (Mn) 200.7 ug/L 30 60 50 <br /> Zinc (Zn) 200.7 ug/L 50 50 5000 <br /> ND = Not Detected greater than or equal to the DLR. DLR = Detection Limit for Reporting purposes <br /> MCL = Maximum Contaminant Level (California Health& Safety Code, Title 22) <br /> ug/L = Micrograms Per liter (ppb) mg/L = W tigrams Per Liter (ppm) <br /> (b) Upper Limit, Mineralization - Secondary Drinking Nater Standards. j <br /> FGL ENVIRONMEN L <br />. <br /> CA <br /> . <br /> � r <br /> Charles Joh on, B.S. <br /> Laboratory , anager <br /> CJ:jgc <br /> f <br /> 1 <br /> i <br /> r <br /> i <br /> Y <br />