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<br />Revision <br />February 1982 <br />No. 3 portal was redesignated as the west portal and is currently under- <br />going extensive surface and underground renovation. The bleeder portal <br />was closed. The current operation is now referred to as the Hawk's Nest <br />Mine with east and west portals. <br />Since Western Slope Carbon Inc. began mining operations in 1970, the <br />following amounts of coal were removed each year to the present: <br />DATE TONNAGE <br />• <br />1970 (July - December only) 20,656 <br />1971 142, 524 <br />1972 261, 321 <br />1973 231, 210 <br />1974 258,107 <br />1975 205,154 <br />1916 163,594 <br />197 7 202 , 291 <br />1978 330, 997 <br />1979 436,143 <br />1980 450,000 (est.) <br />2.04.4 Cultural and Historic Resource Information <br />Cultural and historic resource information and clearance for the <br />interim permit area are included in Appendix XI. T <br />Paleontologic Resources <br />It is recognized that fossils, including vertebrate, invertebrate, and <br />botanical exist in the Mesa Verde Formation. Since mining takes place <br />within this formation at Hawk's Nest Mine, paleontology deposits have been <br />encountered and could be encountered in the future. Should paleontologic <br />• <br />specimens be discovered during construction, the section foreman will be <br />2.04-6 <br />