2002-10-10_REVISION - M1994117

• Permit No: M1994117
• IBM Index Class Name: Revision
• Doc Date: 10/10/2002
• Doc Name: Adequacy Response
• From: ITEC Environmental Colorado Inc
• To: DMG
• Type & Sequence: TC1
• Media Type: D
• Archive: No

10/10/02 18:10 FAX [phone]
HIbIRO'S BOULllER II
ool
ITEC Environmental Colorado, Inc.
Mark A Steen
P.O. Box 1523
Longmont, Colorado 80502
Telephone: [phone]
October 10, 2002
Divisio:~ of Minerals
Erica Crosby
Enviro~unental Protection Specialist
1313 ShP**•~an Street, Room 215
Deaver, Colorado 80203
Pe ~t Number ~`j "~,~~(-~~~ ~t/~"((~J-7~7 .
Class: ^Permit
Section/Exhibit : _. _, _, _______,___, _
+_'_._._._._._. _. I_._._._. _._._._._._._._._.
! Class: Revision I ~
~ TYPe' /SeQ~ ~-'S____
~~ Class: ^ Report ^ Hydro C1General
Doc Type:
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^Application (Coal only) ^ Bond ^ Enforcement O Inspection
:tE: Gold Hill Mill (Pemoit M-199411
Dear N] s. Crosby:
::TEC Environmental Colorado, Inc. is writing this letter to address the technical
issues dzat the Division of Minerals and Geology raised regarding the change in the status of
the 110 Reclamation Permit fox the Gold Hill Mill. 1'he request for an approval of a
Tempo::azy Cessation of the Gold Hill Mill's 110 Reclamation Pemut is renewed with this
letter. :Vo screening or processing operations at the Gold Hill Mill have occutxed since the
Mill way last operated in 1999.
'.l). At the present tune, a stockpile of material hauled from the Cash Mine dump
remains on the pemutted ore stockpile area Appxo~tnately one-half of this material has
been screened, and is available for processing in the Gold Hill Mill. The Gold Hill Mill's
tailings pond was designed to contain all of the Cash Mine dump after screening elimiratcd
the oveesized waste product. Milling operations at the Gold Hill mill will resume when the
price o:: gold and sih>er increase to a level that justifies processing this material ITEC
Enviror~tnental Colorado, Inc. will notify the Division of Minerals and Geology thirty (30)
days before processing any of the Cash Mine dump material located oa the ore stockpile
area.
::). ITEC intetads to restore the water lines from Lefr Hand Canyon, the Cash Mine
and the Hazel A. adit before resuming milling operations at the Gold Hill Mill. The tailings
pond au~face levels a.t the various levels of stormwater control will be deteunined and the
actions and personnel involved in controlling the volume of water in the pond will be
designated before any milling operations are commenced. ITEC will notify the Division of
Minerals and Geology when pumping operations are initiated and completed. The volume-
depth c~irvcs from the 1998 tailings pond design will be uscd to set rlxe limits of the tailings
pond surface levels to insure that the pond has a safe freeboard at all times.