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iii iiiiiiiiiiiu iii <br />• • <br />STATE OF <br />DIVISION Of MINERALS AND GEOLOGY <br />Department of Natural Resources <br />U I S Sherman 51., Room 215 <br />Denver, Colorado 80203 <br />Phone: (3031 rinb-155' <br />FA Y: 13031 832-H 1 U6 <br />~~~ <br />DEP,UiT[vtENT O <br />NATURAI <br />RESOURCE' <br />Rov Romer <br />Governor <br />February 13, 1999 <br />Richard Cargill <br />St. Vrain Valley Community Watchdoes <br />P.O. BOX 82 <br />Hygiene, CO 30533-0032 <br />RE: SPLP Procedures (or Metal Leaching at the Lyons Quo«y. Southdown Inc.. Permit #M-77-303 <br />Dear Mr. Cargill, <br />IemesS Lo~hhead <br />E~ccuu.ro D~,eaor <br />nrichael B Lony <br />D~~uion DRrUOr <br />Enclosed are the requested leaching procedures which the Division of Minerals and Geology (DMG) has forwarded <br />to Southdown Inc. for use in evaluating the material to be placed in Pit C. Ha«y Posey of the Division <br />recommended that the Synthetic Precipitation Leuchine Procedures (SPLP) be used in tastin, the tailines, rather than <br />the TCLP, so these procedures were the one, sent. The tests on the Cement Kiln Dust will be conducted either by <br />Southdown inc. or by a thud party, with die results to be furwardt,Ib the Division as soon as possible. <br />If you have any further questions, Fcel free to contact me at (303) 366-3567. <br />Sincerely, <br />Christina L. Kamnikar <br />Environmental Protection Specialist <br />Cc: Carl B. Mount. DtvIG <br />John Lohr, Southdown Inc. <br />~-..c~ - <br />COLORADO <br />