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<br /> <br /> <br />on the "totol environmental <br />exposure" concept. This means <br />thar Em tooK into considera. <br />tion the levels of contaminants <br />present in air and food. os well <br />as water, when settirrg accep. <br />tabie standards. This adds on <br />extra safety measure which <br />Felli people realize. <br />The RegulotlOfisset Primary <br />Standards which relate to <br />health and Secondary Stond- <br />ords which arerefbted to aes. <br />thetic qUQtlties. such 05 taste. <br />odor a!,d color. The following <br />chart $haW5.ftoW the Denver <br />Water Deportment compares <br />to the ePA/State Water Qua!. <br />itV Stondards. <br /> <br />II <br /> <br />Primo,,! Standards <br />(Related to Heolth) <br /> <br />E.P.R./Stote <br />Mel> <br /> <br />(Combined data from the <br />four Plant Effluents) <br />Minimum Maximum . <br /> <br />Heavv Metals Mg/l ~ Milligrams per Uter <br />8rsenic 0.050 <br />'80rium 1.0 <br />Codmium 0.010 <br />lead 0.050 <br />Mercury 0.002 <br />Nitrate 10.0 <br />Selenium 0.010 <br />Silver .050 <br /> <br />Organics Ug/l - Micrograms per Uter <br />Endrin 0 2 <br />Undone 4.0 <br />Methoxychlor 100.0 <br />Toxdphene 5.0 <br />2.4.5 TP Silvex 10.0 <br />Total Tnhalamethooes 100.0 <br />Tnchloroethylene (TeE) 5.0 <br />1..1.1 Trichloroethane (TeA) <br /> <br />*Moximvm Contaminont level <br /> <br />i. Indicates the analysis detection limit and should be interpreted QS being equol to or less <br />than this value. <br /> <br />Heavv Metals <br />Capper <br />Iron <br />Mon90nese <br />Zinc <br /> <br />Secondo,,! Standards <br />(Reloted to Resthetic Qualities) <br />Mg/l - Mill/grams per Uter <br />1.0 <br />0.3 <br />0.05 <br />5.0 <br /> <br />Others <br />Chloride 250 <br />Suifote 250 <br />1 Milligram - 1000 micrograms <br />1 Mgll - 1 part per million <br />1 Ug/l - 1 part per billion <br /> <br />.. <br /> <br />0001 <br />0.02 <br />om04 <br />0.001 <br />0000\ <br />002 <br />om2 <br />OJ)008 <br /> <br />.. <br />.. <br />-" <br />-" <br />.. <br /> <br />'- <br /> <br />'- <br /> <br />-" <br />i. <br /> <br />001 <br />om <br />00) <br />001 <br />0.01 <br />1.30 <br />01 <br />0.1 <br /> <br />i. <br /> <br />-" <br /> <br />-" <br /> <br />.. <br /> <br />i. <br /> <br />.. <br /> <br />ooos <br />0.01 <br />0.003 <br />0.004 <br /> <br />.. <br /> <br />i. <br /><. <br /> <br />12 <br />13.9 <br /> <br />i. <br /> <br />0.001 <br />O.oS <br />0..001 <br />0008 <br />.0.0003 <br />0.55 <br />0.002 <br />0.001 <br /> <br />'- <br /> <br />.. <br /> <br />.. <br /> <br />:!, <br /> <br />0.01 <br />0.01 <br />001 <br />001 <br />0.01 <br />27.8 <br />0.4 <br />0.9 <br /> <br />.. <br /> <br />.. <br /> <br />.. <br />.. <br /> <br />0044 <br />020 <br />0.057 <br />0031. <br /> <br />41.2 <br />48.0 <br />