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the portal azea and on dip slopes to the south and southwest by TCC's sister company, Colorado
<br />Yampa Coal Company (CYCC). Existing surface disturbance along Foidel Creek at the main
<br />mine facility azea consists of portals, surface support facilities, an office, low-quality coal
<br />stockpiles, a processing waste pile, conveyors, a tipple and batch weigh loadout facility, a ROM
<br />coal stockpile, two rock dust tanks, a explosives magazine, a rail spur, and sediment control
<br />ditches and ponds. A lazge azea of the main facility azea was within a disturbed area called the
<br />Area 2 pit within the CYCC permit No. C-81-071. Since the completion of mining associated
<br />with the No. C-81-071 permit, all pertinent facilities have been transferred to the Foidel Creek
<br />mine permit.
<br />The Life of Mine (LOM) permit revision (PR-01}application was approved in 1986 to expand
<br />the project into a 35-year mining operation utilizing both room and pillar and longwall
<br />techniques, with a peak production of approximately 3.5 million tons per yeaz. Upon approval of
<br />PR-O1, the permit boundary encompassed 13,114 acres and included both federal and privately
<br />owned coal. New and expanded surface facilities were required due to Permit Revision No. 1.
<br />These facilities included; anoffice/bathhouse complex, new conveyor facilities, a transfer
<br />building, and 150,000 ton open coal stockpile and loadout facilities.
<br />Additionally, the Fish Creek Borehole dewatering site and associated treatment ponds were
<br />installed on Fish Creek, in Section 25 TSN R87W. TCC is permitted to discharges treated water
<br />to Fish Creek at this site (outfal1001 of CDPS Permit CO-0042161).
<br />Permit Revision No. 2, (PR-02), Southwest Mining District, was approved with stipulations on
<br />February 17, 1993. PR-02 approved mining and subsidence in Panels 7, 8, and 9 of the S W
<br />mining district. Mining was completed in this area in 1996.
<br />Permit Revision No. 3 (PR-03), approved May 9,1996, allowed mining in the Eastern Mining
<br />District of Gateroads 11 Right through 5 Right, construction of the Southwest Development
<br />Mains, and extraction of Longwall panels 9 Right through 7 Right. Approval of PR-03 expanded
<br />the LOM permit azea to 22,694 acres. Extraction of 10,000,000 tons/year was approved under
<br />Technical Revision No. 28, in 1997.
<br />Permit Revision No. 4 (PR-04), Eastern Mining District (southern azea), was approved Apri120,
<br />1998. The revision approved continuation and expansion of mining in the southern portion of the
<br />EMD in portions of sections 21, 22, 23, 24, 27, 28, and 29 TSN R86W.
<br />Permit Revision No. 5 (PR-OS) was approved June 28, 2000 and provided for extension of
<br />mining into the Northern Mining District in portions of the following Sections in TSN R86W: 8,
<br />9, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, and 22 .
<br />Permit Revision No. 6 (PR-06) was approved on May 21, 2004 and provided for the extension of
<br />mining in the Northern Mining District, adding longwall panels 17 R through 21 R, and adjacent
<br />main entries. PR-06 also proposed mining of the following gateroads: 19 R, 20 R, 21 R, 22 R,
<br />and the west end of 23 R. The expansion is located within portions or all of Sections 3, 4, 7, 8,
<br />Section 9, 10, 11, 16, and 17 TSN, R86W.
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