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E' <br /> (71 <br /> March 8, 1994 LAS No: STR 431075-1 <br /> Te;chert Construction Co_ Samioled March 1, 1994 <br /> Sample Site: Vernalis GW Monitoring <br /> Description: South Tracy �1 Satztols ty e: Drinking 'Water <br /> General Kineral Analytical Results <br /> CONSTITUENT METHOD UNITS DLR RESULTS MCL <br /> Aggressiveness Index Calc. --- 0.1 11.9 <br /> ' Langlier Index (Corrosivity) 0.1 0.0 <br /> pg 150.1 --- 7.5 <br /> E.C. 120.1 umhos/ca 1 920 1600 (b) <br /> TOS (Residue at 180°C) 160.1 mg/L 40 S40 1000 (b) <br /> ' TDS (by Summation) Calc. mg/L 1 Sal <br /> MEAS 425.1 mg/L 0.05 NO <br /> Boron (B) 200.7 mg/L 0.1 1.0 <br /> i Copper (Cu) 200.7 ug/L SQ NO 1000 <br /> iron (^e) 200. 7 ug/L 50 NO 300 <br /> Manganese (Mn) 200.7 ug/L 30 ND S0 <br /> Zinc (Zn) 200.7 ug/L 50 LTD 5000 <br /> �ND = ,mat Detected greater than or equaL to the DLR. OLR = Detection limit for Reporting purposes <br /> KCL = Maximum Contaminant Levet (Catifornia Health $ Safety Code, Fitte 22) <br /> ug/L = Micrograms Per Liter (ppb) mg/L = MiLLigrams Per Liter (ppm) <br /> (b) Upper Limit, ,Mineralization - Secondary Drinking water Standards. <br /> i5 <br /> FGL ENVIRONMENTAL <br /> 0(, chn F. Quinn, Ph.D. <br /> aborat:ory Director <br /> JFQ:mo <br /> n <br /> n <br /> E� <br />