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mining associated with the No. C-1981-071 permit, all pertinent facilities have been transferred
<br /> to the Foidel Creek 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 year. Upon approval of
<br /> PR-01, the permit boundary encompassed 13,114 acres and included both federal and privately
<br /> owned coal. New and expanded surface facilities were approved under PR-01. These facilities
<br /> included an office/bathhouse complex, new conveyor facilities, a transfer building, and 150,000
<br /> ton open coal stockpile and loadout facilities. Additionally, the Fish Creek Borehole dewatering
<br /> site and associated treatment ponds were installed on Fish Creek, in TSN, R87W, Section 25.
<br /> This borehole discharges treated water to Fish Creek at outfall 001 of CDPS Permit CO-
<br /> 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 SW
<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 Gate Roads 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 area 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 area), was approved April 20,
<br /> 1998. The revision approved continuation and expansion of mining in the southern portion of
<br /> the EMD in portions of sections 21, 22, 23, 24, 27, 28, and 29 T5N R86W.
<br /> Permit Revision No. 5 (PR-05), was approved on 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. The mine expansion area undermined and
<br /> subsided portions of Fish Creek and its associated alluvial valley floor in sections 16, 15, 10 and
<br /> 11.
<br /> Permit Revision No. 6 (PR-06), was approved on May 21, 2004. Permit Revision No. 6
<br /> provided for continued mining in the Northern Mining District in Sections 3, 4, 7, 8, 9, 10, 11,
<br /> 16, and 17 in TSN, R86W.
<br /> Permit Revision No. 7 (PR-07), was approved on January 2, 2007, and allowed for continued
<br /> longwall and development mining in the Northern Mining District in sections 4, 5, 6, 7, and 8 of
<br /> TSN, R86W, and development mining in the Western Mining District into portions of Section 17
<br /> and 18, TSN, R86W, and Section 13 TSN, R87W.
<br /> Permit Revision No. 8 (PR-08)was approved on October 30, 2009, and allowed for the
<br /> expansion of mining in the Western Mining District with development and longwall mining in
<br /> Sections 17, 18, 19, and 20 of TSN, R86W, and 13, 22, 23, 24, 25, 26, and 27 of TSN, R87W.
<br /> This Permit Revision includes mining of longwall panels 12L, 13L, 14L, 15L, 16L, and 17L, and
<br /> Foidel Creek Mine 13 August 4,2023
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