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~ i <br />Geld HID MILL Storm Waler Maeapoeat Pfee t)crobar u, 1993 <br />STORM WATER DISCHARGES AS.SOCLITED WTI'H M[NIl~IG ACTIVTITFS <br />IadustrW A Dlnctlao a! Flow PoeeatW Portotaota Pneaat <br />Apra 1 <br />Em to ee P See Extubit B solids <br />Mau westr dum area See Exhibit B Ha m solids <br />Anal <br />Tettnga diapoeel pond See Exhrba B Tarbnga send. heavy mewls, ofis, xanthate, pme a1, <br />soda solids <br />Ana] <br />Egrapraa~t Maaua~ena <br />Area See Exlnbrt B Oil, susperded solids <br />Ara 4 <br />Road & di+ortbed areas See Exht6dt B Salida <br />Ara 3 <br />[Indisnubed area See Exhibit B dad solids <br />Etdstlng Storm Water Discharge SampLLtts Data <br />5. Storm Wars Ottality Cattrofi <br />s. SA'JfPAdadaistr~or <br />Tim Hartley. Acting Mill Mat>varr <br />~Q. Box 19255 <br />Boulder. CO 80308A304 <br />Phone: 303-541-9584 <br />b. Rini IdeabJieatloa gad Aasexrntaet <br />Sotaar potartially contributing polltttmtts to storm water dischmge+ was coverall in <br />detail in Section 4 <br />The Gold Hill Mill cart proce+s a relatively small quantity of ore (,ttaximtan 5o tons per <br />day) end produces a limited amamt of tailings. 'fhe concentration end toxicity of <br />chemicals that would be found in slam water in the ererN of a spill would be minimal. <br />The potential pollutatns ere not twttoally toxic in a diluted form. <br />Arty tailings that could be released in cue of a spi11 world be more of a visual tluan s <br />toxic pollutant Stem waters or receiving waters would have to be re!ffiively acid to <br />leach any heavy metals out of the tailings. <br />