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a~~iiiiiiii~~ii~ii <br />Tniritley,July,BtN89gt <br />;a ~ <br />Y -'- <br />' Report~`ils <br />to~ac releases <br />at state.mines <br />Fry RlahaM Wllllamaoa <br />'N aSYab WrWr <br />Three'Colorddo mining mmpa- I <br />hies released 9.5 million pounds o! <br />toric material last year, auording <br />to reports filed wish the Envuon- <br />mental Protection Agency. <br />In Ne first report to the EPA <br />requvedwderanexpanded(eder- <br />al law, the mining campames pro- <br />duced'a detailed inventory of ma- <br />terials unearthed or produced <br />during opequons. <br />All of the releases of chenticals <br />and'r~dnerels Fall witltin Ne limits <br />allowed under state and federal <br />permits, said Mary Hrown. mawg- <br />erof intergovernmental reUtions <br />(or dre Slate Department of Public <br />HealNand Etwirorunenl. <br />"This is nothing we didn'timaw <br />before;' Brown sand. "This is lust <br />anew reporting mechanism." <br />Three Colorado muting opera <br />the <br />coo! roux and Cttrg Station elec- <br />ttic Planlnear Cnig. <br />At the Cripple Creek & Victor <br />surface mine, 99 percmt of the <br />material released was manganese, <br />a nalucatly occurring mineral <br />found in rock placed N piles and <br />-revegetated. The rtwtgdneseann- <br />uining rock was yso used m rued <br />aurfacivg at Ne mine. <br />The rose uses cyatude tod~evu- <br />ally separate gold from are-N a <br />praess Imow as heap learn. Crip- <br />ple Creek & Victor lined 7,400 <br />powds of hYdrogm cyanide and fill <br />pounds of cyardde rnmpourtds. <br />Company offinals said the hy- <br />drogen cyanide gas produced by <br />the chemical. VeaVnent 9uickly <br />breaks down into harmless ele- <br />ments. <br />The Cripple Creek & Victor <br />Kline released 3,260 podnds of <br />nicrale compounds and 1,400 <br />leased 29],000 ponds of ®- <br />nese,whichistreatedandd rt- <br />N as sludge et the Bhl N <br />Golden. Henderson produces no- <br />lyhdmmu, a metal us~ro- <br />duce steel. <br />At Ne Hendenon Mine's mdl in <br />Grand Cautery, 221,500 pounds of <br />koric eelease9 were reported. <br />