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1 <br /> April 23, 1997 LAB No: STK 732038-5 <br /> Luhdorff & Scalmanini , Consulting Eng. Sampled April 9, 1997 <br /> Sample Site: <br /> p Quarterly Water Sampling <br /> Description: Hall Sample type: Drinking Water <br /> 1 <br /> General Mineral Analytical Results <br /> CONSTITUENT METHOD UNITS DLR RESULTS MCL <br /> i Aggressiveness Index Calc. --- 0. 1 10.7 <br /> Langlier Index (Corrosivity) 0. 1 --1 . 1 <br /> pH 4500-H 8 --- 6. 1 <br /> E.C. 2510B umhos/cm 1 . 1000 1600 (b) <br /> TDS (Residue at 180°C) 2540C mg/L 40 600 1000 (b) <br /> TDS (by Summation) Calc. mg/L 1 709 <br /> MBAS 5540C mg/L 0.05 ND 0.5 <br /> i <br /> Boron (B) 200.7 mg/L 0.1 0.5 <br /> Copper (Cu) 200.7 ug/L 50 ND 1000 <br /> Iron (Fe) 200.7 ug/L 50 ND 300 <br /> Manganese (Mn) 200.7 ug/L 30 ND 50 it <br /> P Zinc (Zn) 200.7 ug/L 50 ND 5000 <br /> ND = Not Detected greater than or equal to the DLR. DLR Detection Limit for Reporting purposes 4 <br /> t MGL = Maximum Contaminant Level (California Health & Safety Code, Title 22) <br /> ug/L = Micrograms Per Liter (ppb) mg/l. = Milligrams Per Liter (ppm) j <br /> (b) Upper limit, Mineralization - Secondary Drinking Nater Standards. <br /> I <br />! i <br /> FGL ENVIRONMENTAL <br /> Charlesnson, B.S. <br /> Laborat y Manager <br /> l CJ:jgc <br />! <br /> a <br /> i <br /> i <br /> i <br /> I <br /> i <br /> I <br /> i <br /> r <br />