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C> <br /> r I <br /> October 5, 2000 LAB No: STK 34175-5 <br /> i <br /> Luhdorff & Scalmanini , Consulting Eng. Sampled September 7, 2000 <br /> Sample Site: Quarterly Water Sampling <br /> Description: Hall Sample type: Drinking Water <br /> General Mineral Analytical Results <br /> r�. <br /> CONSTITUENT METHOD UNITS DLR RESULTS MCL <br /> Aggressiveness Index Calc. ---- 0. 1 11.9 <br /> Langlier Index (Corrosivity) 0.1 0. 1 <br /> pH - 4500-H B --- 7.3 <br /> E.C. 2510B umbos/cm 1 1070 1600 (b) <br /> TDS (Residue at 180°C) 2540C mg/L 40 630 1000 (b) <br /> TDS (by Summation) Calc. mg/L 1 722 <br /> MBAS 5540C mg/L 0. 1 NO 0.5 <br /> Boron (B) 200.7 mg/L 0. 1 0.5 <br /> Copper (Cu) 200.7 ug/L 10 ND <br /> 1000 <br /> Iron (Fe) 200.7 ug/L 50 ND 300 <br /> Manganese (Mn) 200.7 ug/L 10 ND 50 <br /> Zinc (Zn) 200.7 ug/L 20 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 Health & Safety Code, Title 22) <br /> ug/L = micrograms Per Liter (ppb) mg/L = Milligrams Per Liter (ppm) <br /> IIS (b) upper limit, Mineralization - Secondary Drinking Cuter Standards. <br /> FGL ENVIRONMENTAL <br /> NNED <br /> "00# 'low <br /> �nr <br /> 17-1 <br /> 4�u;rt Wilkinson, B.S. <br /> QA Director <br /> KW:cea <br /> I <br />