PERMFILE44719

• Permit No: C1994082A
• IBM Index Class Name: Permit File
• Doc Date: 2/28/2006
• Section_Exhibit Name: Tab 1 Permit Summary
• Media Type: D
• Archive: Yes

• Technical Revtsion_(TR-08) was submitted on December 17, 1997 and presented the as-built
and certification for Pond 011 and updated the NPDFS and water rights information. The
proposed deasion to approve was issued on January 2, 1998.
• Technical Revision (TR-09) was submitted on February 9,1998 and provided the as-built and
certifications for Haul Roads A and B. The proposed deasion to approve was issued on May 11,
1998.
• Technical Revision (TR-101 was submitted on August 3, 1998 and addressed an increase in
reclamation bond resulting from the Midterm review. The proposed decision to approve was
issued on October 5,1999.
• Permit Revision R-Ol) was submitted on Mazch 1,1999 and provided updated, detailed life-
of-mine plans for the mining, reclamation, and related operations for the Yoast Mine past the
original five-year permit term. The proposed derision to approve was issued on Octobez 15,
1999.
• Tshnical Revision (TR-Il) was submitted May 27, 1999 and addressed preliminary
development activities at the Yoast South Area. The proposed derision to approve was issued
on July 1, 1999.
• Permit Renewal Application (RN-Ol) was submitted on January 28, 2000 for a successive five-
year permit term. The proposed decision to approve the permit renewal application was issued
on March 6, 200].
• Technical Revision (TR_72) was submitted on Mazch 22, 2000 and provided the as-built and
certification for Pond 012. The proposed derision to approve was issued on May 3, 2000.
• Technical Revision (TR-13) was submitted on Mazch 27, 2000 and presented an inadental
increase to the disturbed azea. The proposed deasion to approve was issued on May 16, 2000.
• • Technical Revision R-14) was submitted on Apri127, 2000 and provided a stability analysis
for Pond 014 embankment The proposed deasion to approve was issued on July 5, 2000.
• Technical Revision {TR-15) was submitted on January 11, 2001 and updated the mine plan to
utilize auger mining methods in final highwall areas. The proposed decision to approve was
issued on February 15, 2001.
• Technical Revision (TR-16) was submitted on June 20, 2001 and updated changes to the
hydrologic monitoring program. The proposed derision to approve was issued on July 30, 2001.
• Technical Revision (TR-17) was submitted on June 28, 2001 and provided an as-built
certification for a portion of Haul Road D. The proposed deasion to approve was issued on
July 30, 2001.
• Technical Revision (TR-181 was submitted on June 28, 2001 and presented a remedial plan
and slope stability analysis for the landslide above Pond 012. The proposed decision to approve
was issued on October 3, 2001.
• Technical Revision R-19) was submitted on November 16, 2001 and provided the as-built
and certification for Pond 014. The proposed deasion to approve was issued on January 14,
2002.
• Technical Revision (TR-20) was submitted on December 10, 2001 and addressed changes to
the rechunation schedule for the north tnin$tg azea. The proposed derision to approve was
issued on March 7, 2002.
• Technical Revision (TR-21) was submitted on July 15, 2002 and incorporated highwall [Wining
into the mine plan. The proposed deasion to approve was issued on September 3Q 2002.
• Technical Revision (T'R_22) was submitted on December 5, 2002 and presented changes to
the hydrologic monitoring program and revised the timing of surface disturbance. The proposed
•
• decision to approve was issued on January 6, 2003.
Technical Revision (TR-23) was submitted on July 25, 2003 and provided for an increase in
disturbance azea. The proposed deasion to approve was issued on September 9, 2003
PR-02 3 Revised 10/OS